Clearance: SC Clearance - Mandatory Start Date: Immediate Rate: £575 per day Inside IR35 Location: Manchester - 1 day per week on-site (non-negotiable) About the Role Our Public Sector client is seeking multiple Lead Full-Stack Software Developer to join a high-impact delivery programme. You'll be working on modern, scalable services with a strong focus on cloud, API design, microservices, and secure engineering practices. Core Technical Skills Required Backend/Services: Java (Spring Framework) including: REST API development Messaging Microservices Docker & Kubernetes Cloud: Azure (preferred) AWS considered if directly relevant Frontend/Additional Tech: Node.js/Express Nunjucks templating Data & Observability: PostgreSQL Observability frameworks/tooling experience (eg, Prometheus, Grafana, OpenTelemetry) What You'll Bring Strong leadership in technical delivery Ability to design and build robust, secure, scalable services Experience working in complex public sector environments Must hold active SC Clearance Contract Details Rate: £575 per day Start: Immediate Location: Manchester (1 day/week on-site, firm requirement) Clearance: SC Mandatory
25/03/2026
Contractor
Clearance: SC Clearance - Mandatory Start Date: Immediate Rate: £575 per day Inside IR35 Location: Manchester - 1 day per week on-site (non-negotiable) About the Role Our Public Sector client is seeking multiple Lead Full-Stack Software Developer to join a high-impact delivery programme. You'll be working on modern, scalable services with a strong focus on cloud, API design, microservices, and secure engineering practices. Core Technical Skills Required Backend/Services: Java (Spring Framework) including: REST API development Messaging Microservices Docker & Kubernetes Cloud: Azure (preferred) AWS considered if directly relevant Frontend/Additional Tech: Node.js/Express Nunjucks templating Data & Observability: PostgreSQL Observability frameworks/tooling experience (eg, Prometheus, Grafana, OpenTelemetry) What You'll Bring Strong leadership in technical delivery Ability to design and build robust, secure, scalable services Experience working in complex public sector environments Must hold active SC Clearance Contract Details Rate: £575 per day Start: Immediate Location: Manchester (1 day/week on-site, firm requirement) Clearance: SC Mandatory
Ruby on Rails Developer | Outside IR35 | Remote The Role We're looking for an experienced Ruby on Rails Developer to join a fast-paced, product-led environment focused on building and enhancing a highly scalable SaaS platform. The initial focus will be on a Rails upgrade across a mature codebase, followed by integration work across multiple services and platforms. You'll be working in a collaborative, engineering-driven team, contributing to a platform that places strong emphasis on performance, security, and real-world impact. Key Responsibilities Lead and deliver a Ruby on Rails upgrade across an existing production system Identify risks, dependencies, and improvements as part of the upgrade process Design and build robust RESTful APIs to support internal and external integrations Contribute to integration work with third-party systems and internal services Write clean, maintainable, and well-tested code Collaborate with engineers, product teams, and stakeholders to deliver high-quality solutions Support performance optimisation and scalability improvements Essential Strong commercial experience with Ruby on Rails Proven experience upgrading Rails applications (ideally across multiple versions) Solid understanding of REST APIs and service-based architectures Experience working on production-grade, scalable applications Experience with modern development practices (CI/CD, version control, code reviews) Desirable Experience with system integrations (third-party APIs, event-driven architectures, etc.) Exposure to cloud environments (AWS, GCP, or similar) Experience working in security-focused or high-availability environments Frontend exposure (React or similar) The Details Contract: 3 months initially + 3 month extension on a new SoW. IR35: Outside IR35 Rate: £500-£550 per day Location: Remote If you're a Rails specialist who enjoys modernising systems and working on impactful platforms, this is a great opportunity to get involved in a high-quality engineering environment.
25/03/2026
Contractor
Ruby on Rails Developer | Outside IR35 | Remote The Role We're looking for an experienced Ruby on Rails Developer to join a fast-paced, product-led environment focused on building and enhancing a highly scalable SaaS platform. The initial focus will be on a Rails upgrade across a mature codebase, followed by integration work across multiple services and platforms. You'll be working in a collaborative, engineering-driven team, contributing to a platform that places strong emphasis on performance, security, and real-world impact. Key Responsibilities Lead and deliver a Ruby on Rails upgrade across an existing production system Identify risks, dependencies, and improvements as part of the upgrade process Design and build robust RESTful APIs to support internal and external integrations Contribute to integration work with third-party systems and internal services Write clean, maintainable, and well-tested code Collaborate with engineers, product teams, and stakeholders to deliver high-quality solutions Support performance optimisation and scalability improvements Essential Strong commercial experience with Ruby on Rails Proven experience upgrading Rails applications (ideally across multiple versions) Solid understanding of REST APIs and service-based architectures Experience working on production-grade, scalable applications Experience with modern development practices (CI/CD, version control, code reviews) Desirable Experience with system integrations (third-party APIs, event-driven architectures, etc.) Exposure to cloud environments (AWS, GCP, or similar) Experience working in security-focused or high-availability environments Frontend exposure (React or similar) The Details Contract: 3 months initially + 3 month extension on a new SoW. IR35: Outside IR35 Rate: £500-£550 per day Location: Remote If you're a Rails specialist who enjoys modernising systems and working on impactful platforms, this is a great opportunity to get involved in a high-quality engineering environment.
Make an Impact with Technology That Matters Imagine building software that millions of people rely on to receive critical information. You will be shaping a platform that supports government bodies, national institutions, and education services, helping deliver communications efficiently, securely, and ethically. Right now, a brand-new platform is being built from scratch, and this is your chance to influence its architecture, technology choices, and future direction. You will be joining at the perfect moment to make your mark. What You Will Do Shape the architecture of a next-generation SaaS platform Build robust microservices that scale and perform Develop in .NET and C# on the backend Create intuitive, high-performing frontends with React and TypeScript Deploy cloud-native solutions in Azure Collaborate closely with senior technical leadership, helping set engineering standards See your work directly impact real-world public sector users You will take ownership , make decisions that help define how the platform evolves. Why You Will Love This Role You will influence a product from day one, your ideas and decisions will shape the future You will work on meaningful projects that make public sector communications more reliable, efficient, and ethical You will have autonomy once onboarded, with flexibility to work remotely You will be part of a small, collaborative team where your input is heard and valued You will learn and grow alongside highly experienced technical leadership What You Bring Deep experience in .NET/C# and building backend services Strong React skills, with a solid understanding of its fundamentals Experience designing or contributing to microservices architectures Confidence in containerisation (Docker) and cloud-native solutions (Azure) A solid grasp of SOLID principles, clean architecture, and maintainable code Bonus if you have worked in SaaS, public sector systems, or scalable high-availability platforms. How You Will Start Month 1 - Office-Based in Epsom Weeks 1-2: Immerse yourself in the product and business, meet the team, and understand the roadmap Weeks 3-4: Start hands-on development, working closely with the CTO, gradually taking ownership and ramping up at a pace that suits you After onboarding: Work remotely with flexible arrangements Required office attendance once every 3-week sprint (Mondays) Take full ownership of your work and influence the platform All recent hires have been fully productive within the first month. You can too. Who You Are You are someone who: Wants to build things properly from the ground up Loves solving complex technical challenges Cares about clean, maintainable architecture Wants your work to have visible, real-world impact Thrives in a collaborative team but can work autonomously Are happy to travel to Epsom, particularly during the first month for onboarding and induction Has the right to work in the UK (please note that visa sponsorship is not available) If you want more than just another job and want to help shape a platform that matters, this is the role for you.
25/03/2026
Full time
Make an Impact with Technology That Matters Imagine building software that millions of people rely on to receive critical information. You will be shaping a platform that supports government bodies, national institutions, and education services, helping deliver communications efficiently, securely, and ethically. Right now, a brand-new platform is being built from scratch, and this is your chance to influence its architecture, technology choices, and future direction. You will be joining at the perfect moment to make your mark. What You Will Do Shape the architecture of a next-generation SaaS platform Build robust microservices that scale and perform Develop in .NET and C# on the backend Create intuitive, high-performing frontends with React and TypeScript Deploy cloud-native solutions in Azure Collaborate closely with senior technical leadership, helping set engineering standards See your work directly impact real-world public sector users You will take ownership , make decisions that help define how the platform evolves. Why You Will Love This Role You will influence a product from day one, your ideas and decisions will shape the future You will work on meaningful projects that make public sector communications more reliable, efficient, and ethical You will have autonomy once onboarded, with flexibility to work remotely You will be part of a small, collaborative team where your input is heard and valued You will learn and grow alongside highly experienced technical leadership What You Bring Deep experience in .NET/C# and building backend services Strong React skills, with a solid understanding of its fundamentals Experience designing or contributing to microservices architectures Confidence in containerisation (Docker) and cloud-native solutions (Azure) A solid grasp of SOLID principles, clean architecture, and maintainable code Bonus if you have worked in SaaS, public sector systems, or scalable high-availability platforms. How You Will Start Month 1 - Office-Based in Epsom Weeks 1-2: Immerse yourself in the product and business, meet the team, and understand the roadmap Weeks 3-4: Start hands-on development, working closely with the CTO, gradually taking ownership and ramping up at a pace that suits you After onboarding: Work remotely with flexible arrangements Required office attendance once every 3-week sprint (Mondays) Take full ownership of your work and influence the platform All recent hires have been fully productive within the first month. You can too. Who You Are You are someone who: Wants to build things properly from the ground up Loves solving complex technical challenges Cares about clean, maintainable architecture Wants your work to have visible, real-world impact Thrives in a collaborative team but can work autonomously Are happy to travel to Epsom, particularly during the first month for onboarding and induction Has the right to work in the UK (please note that visa sponsorship is not available) If you want more than just another job and want to help shape a platform that matters, this is the role for you.
Avanti Recruitment is working with a software company based in Oxfordshire that is looking for a Graduate or Junior Java Developer. The company has been running for over 20 years and their software has helped to redefine the financial reporting landscape. They are working with some of the world's largest regulators and enterprise organisations such as HMRC, the Bank of England, and Barclays. They currently work across 26 different countries, and in the UK alone, their technology has processed over 2 trillion in UK taxes. You will be working on a Java Microservices-based platform which will be delivering applications to a range of customers around the world. You will be working with Java as the main language, however you will also use C#, TypeScript and React for the front-end development and built on Kubernetes. Skills required: Strong Java experience 2:1 or above in Computer Science degree Desirable: Kubernetes C# TypeScript / Frontend experience Commercial experience within the financial sector Ideally have 1-3 years of commercial experience Interview process: 30 minute video call, includes a technical challenge in addition to CV discussion 60-90 minute interview (on-site), this will consist of a programming exercise on a whiteboard and a broader discussion of your aspirations and ambitions The company operates a hybrid working model with 3 days in the office per week with 2 days from home. The salary range for the role is 35,000 - 45,000 (DOE) + discretionary bonus. If you would be interested in finding out more, then click Apply Now!
24/03/2026
Full time
Avanti Recruitment is working with a software company based in Oxfordshire that is looking for a Graduate or Junior Java Developer. The company has been running for over 20 years and their software has helped to redefine the financial reporting landscape. They are working with some of the world's largest regulators and enterprise organisations such as HMRC, the Bank of England, and Barclays. They currently work across 26 different countries, and in the UK alone, their technology has processed over 2 trillion in UK taxes. You will be working on a Java Microservices-based platform which will be delivering applications to a range of customers around the world. You will be working with Java as the main language, however you will also use C#, TypeScript and React for the front-end development and built on Kubernetes. Skills required: Strong Java experience 2:1 or above in Computer Science degree Desirable: Kubernetes C# TypeScript / Frontend experience Commercial experience within the financial sector Ideally have 1-3 years of commercial experience Interview process: 30 minute video call, includes a technical challenge in addition to CV discussion 60-90 minute interview (on-site), this will consist of a programming exercise on a whiteboard and a broader discussion of your aspirations and ambitions The company operates a hybrid working model with 3 days in the office per week with 2 days from home. The salary range for the role is 35,000 - 45,000 (DOE) + discretionary bonus. If you would be interested in finding out more, then click Apply Now!
Avanti Recruitment is working with a software company based in Oxfordshire that is looking for a Graduate or Junior Java Developer. The company has been running for over 20 years and their software has helped to redefine the financial reporting landscape. They are working with some of the world's largest regulators and enterprise organisations such as HMRC, the Bank of England, and Barclays. They currently work across 26 different countries, and in the UK alone, their technology has processed over 2 trillion in UK taxes. You will be working on a Java Microservices-based platform which will be delivering applications to a range of customers around the world. You will be working with Java as the main language, however you will also use C#, TypeScript and React for the front-end development and built on Kubernetes. Skills required: Strong Java experience 2:1 or above in Computer Science degree Desirable: Kubernetes C# TypeScript / Frontend experience Commercial experience within the financial sector Ideally have 1-3 years of commercial experience Interview process: 30 minute video call, includes a technical challenge in addition to CV discussion 60-90 minute interview (on site), this will consist of a programming exercise on a whiteboard and a broader discussion of your aspirations and ambitions The company operates a hybrid working model with 3 days in the office per week with 2 days from home. The salary range on the role is 35,000 - 45,000 (DOE) + discretionary bonus. If you would be interested in finding out more then click Apply Now!
24/03/2026
Full time
Avanti Recruitment is working with a software company based in Oxfordshire that is looking for a Graduate or Junior Java Developer. The company has been running for over 20 years and their software has helped to redefine the financial reporting landscape. They are working with some of the world's largest regulators and enterprise organisations such as HMRC, the Bank of England, and Barclays. They currently work across 26 different countries, and in the UK alone, their technology has processed over 2 trillion in UK taxes. You will be working on a Java Microservices-based platform which will be delivering applications to a range of customers around the world. You will be working with Java as the main language, however you will also use C#, TypeScript and React for the front-end development and built on Kubernetes. Skills required: Strong Java experience 2:1 or above in Computer Science degree Desirable: Kubernetes C# TypeScript / Frontend experience Commercial experience within the financial sector Ideally have 1-3 years of commercial experience Interview process: 30 minute video call, includes a technical challenge in addition to CV discussion 60-90 minute interview (on site), this will consist of a programming exercise on a whiteboard and a broader discussion of your aspirations and ambitions The company operates a hybrid working model with 3 days in the office per week with 2 days from home. The salary range on the role is 35,000 - 45,000 (DOE) + discretionary bonus. If you would be interested in finding out more then click Apply Now!
Role: Software Developer Location: Cheltenham Salary: £35,000 to £45,000 (Dependent on experience) Clearance eligibility: British Passport Holder with 10+ years of UK residency required We are partnering with a specialist technology consultancy in Cheltenham to find a mid-level Software Developer to join their growing Cloud Infrastructure team. This is a unique opportunity for a Python specialist to transition into the secure environment, as our client is prepared to sponsor the right candidate through the vetting process. You will work with a high degree of autonomy to design, develop, and implement software solutions that power complex cloud environments. You will be a key bridge between traditional software development and modern cloud infrastructure, ensuring that automation and scalability are at the heart of every deployment. Core Tech Stack Backend: Python, Flask, MongoDB, RESTful Services Frontend: HTML, CSS, JavaScript, Bootstrap DevOps & Cloud: Docker, AWS, Jenkins (CI/CD), Git Security & Eligibility Due to the sensitive nature of the work conducted on-site in Cheltenham, candidates must be British Passport holders with a minimum of 10 years of continuous UK residency to meet the criteria for the required security clearances.
24/03/2026
Full time
Role: Software Developer Location: Cheltenham Salary: £35,000 to £45,000 (Dependent on experience) Clearance eligibility: British Passport Holder with 10+ years of UK residency required We are partnering with a specialist technology consultancy in Cheltenham to find a mid-level Software Developer to join their growing Cloud Infrastructure team. This is a unique opportunity for a Python specialist to transition into the secure environment, as our client is prepared to sponsor the right candidate through the vetting process. You will work with a high degree of autonomy to design, develop, and implement software solutions that power complex cloud environments. You will be a key bridge between traditional software development and modern cloud infrastructure, ensuring that automation and scalability are at the heart of every deployment. Core Tech Stack Backend: Python, Flask, MongoDB, RESTful Services Frontend: HTML, CSS, JavaScript, Bootstrap DevOps & Cloud: Docker, AWS, Jenkins (CI/CD), Git Security & Eligibility Due to the sensitive nature of the work conducted on-site in Cheltenham, candidates must be British Passport holders with a minimum of 10 years of continuous UK residency to meet the criteria for the required security clearances.
Location: Manchester (Hybrid - 3 Days On-site) Sector: Global Financial Services Our client is seeking a high-calibre Full Stack Developer from a premium organizational background to join a mission-critical engineering team. This role is 75% Backend and 25% Frontend, requiring a "purist" approach to clean code and architectural integrity. The Technical Stack Backend: Java 8+, Spring Boot, Microservices, RESTful APIs. Frontend: Angular 17+ (Mandatory recent experience). Data: SQL (PostgreSQL/MySQL) & NoSQL. Environment: Agile/Scrum, CI/CD, Git, Jira. Technical Requirements Java Mastery: Recent, hands-on experience with Java 8+ , Spring Boot, and Microservices architecture. Modern Frontend: Proven expertise in Angular (v17+) is essential. You should be comfortable with the latest signals, standalone components, and performance optimizations. Architecture & Design: Deep understanding of Architecture Patterns, RESTful APIs, and SQL/NoSQL database management. Engineering Excellence: Experience with CI/CD pipelines (Git, Jira) and a "test-first" mindset (Unit Testing/TDD). To Apply: If you are interested then please apply or share your updated CV with your availability and I will give you a call back to discuss the role further. Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to a high level of applications, we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.
24/03/2026
Full time
Location: Manchester (Hybrid - 3 Days On-site) Sector: Global Financial Services Our client is seeking a high-calibre Full Stack Developer from a premium organizational background to join a mission-critical engineering team. This role is 75% Backend and 25% Frontend, requiring a "purist" approach to clean code and architectural integrity. The Technical Stack Backend: Java 8+, Spring Boot, Microservices, RESTful APIs. Frontend: Angular 17+ (Mandatory recent experience). Data: SQL (PostgreSQL/MySQL) & NoSQL. Environment: Agile/Scrum, CI/CD, Git, Jira. Technical Requirements Java Mastery: Recent, hands-on experience with Java 8+ , Spring Boot, and Microservices architecture. Modern Frontend: Proven expertise in Angular (v17+) is essential. You should be comfortable with the latest signals, standalone components, and performance optimizations. Architecture & Design: Deep understanding of Architecture Patterns, RESTful APIs, and SQL/NoSQL database management. Engineering Excellence: Experience with CI/CD pipelines (Git, Jira) and a "test-first" mindset (Unit Testing/TDD). To Apply: If you are interested then please apply or share your updated CV with your availability and I will give you a call back to discuss the role further. Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering industries. Please note that due to a high level of applications, we can only respond to applicants whose skills & qualifications are suitable for this position. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.
Lead Developer - Remote UK - £70,000-£80,000 DOE We're working with an organisation that is building a new platform and is looking for a Lead Developer to take technical ownership from day one. This is an excellent opportunity for a senior full-stack engineer who thrives in a structured, enterprise-grade environment and enjoys staying hands-on while defining architecture, setting engineering standards, and driving secure delivery practices within a "fail fast" product mindset. The Opportunity You'll lead engineering on the first product within a wider cloud transformation strategy. The platform consists of a .NET MAUI mobile application (iOS & Android), an Angular 21 web application, and Azure-hosted backend services built using modern Microsoft technologies. Reporting to the Product Owner, you'll play a pivotal role in defining architectural standards, implementing robust DevOps practices, and ensuring security, performance, and maintainability are embedded from the outset. This role blends hands-on development, architectural leadership, and close collaboration with Product, UX (Figma), and QA teams. The expectation is high-quality, production-ready code with strong test coverage and fully automated deployments. Key Responsibilities You will be responsible for: Writing secure, production-grade, well-tested code across backend, frontend, and mobile Taking architectural ownership of APIs, mobile offline patterns, and Azure infrastructure Designing and building RESTful services using modern .NET and clean architecture principles Leading Infrastructure as Code implementation using Bicep Driving CI/CD maturity (Bitbucket preferred) with strict SDK and dependency version control Ensuring OWASP-aligned secure coding practices and GDPR compliance Collaborating with QA to support automated and manual test strategies Documenting architectural decisions (ADRs) and maintaining clear technical communication Tech Stack & Experience Core technologies: .NET 10 / ASP.NET Core Web API Entity Framework Core with Azure SQL .NET MAUI (offline-first mobile design) Microsoft Azure (App Services, Azure SQL, Blob Storage, Key Vault, Application Insights) Azure Entra ID authentication & RBAC Angular 21 TypeScript (strict mode) DevExpress DevExtreme (v25) NUnit, Vitest, and Playwright What They're Looking For 7+ years' commercial software development experience Minimum 3 years working within fast-paced, "fail-fast" delivery environments At least 2 years in a leadership position Strong expertise in modern .NET and API design Proven Angular experience (v15+) Hands-on Azure architecture and deployment experience Experience implementing Infrastructure as Code (Bicep preferred) Experience integrating Azure Entra ID authentication Strong understanding of CI/CD and enterprise DevOps practices Security-first mindset with knowledge of OWASP Top 10 Experience building high-performance, enterprise-grade systems Salary & Benefits £70,000-£80,000 (DOE) Remote working Opportunity to define technical standards from the ground up High-autonomy role within a senior engineering environment Long-term opportunity to shape future cloud-based products Why This Role? This is a standout opportunity for a hands-on technical leader who wants genuine ownership of architecture, tooling, and engineering standards within a secure, Azure-first ecosystem. If you're open to a confidential discussion, apply now and I'll be in touch. Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.
24/03/2026
Full time
Lead Developer - Remote UK - £70,000-£80,000 DOE We're working with an organisation that is building a new platform and is looking for a Lead Developer to take technical ownership from day one. This is an excellent opportunity for a senior full-stack engineer who thrives in a structured, enterprise-grade environment and enjoys staying hands-on while defining architecture, setting engineering standards, and driving secure delivery practices within a "fail fast" product mindset. The Opportunity You'll lead engineering on the first product within a wider cloud transformation strategy. The platform consists of a .NET MAUI mobile application (iOS & Android), an Angular 21 web application, and Azure-hosted backend services built using modern Microsoft technologies. Reporting to the Product Owner, you'll play a pivotal role in defining architectural standards, implementing robust DevOps practices, and ensuring security, performance, and maintainability are embedded from the outset. This role blends hands-on development, architectural leadership, and close collaboration with Product, UX (Figma), and QA teams. The expectation is high-quality, production-ready code with strong test coverage and fully automated deployments. Key Responsibilities You will be responsible for: Writing secure, production-grade, well-tested code across backend, frontend, and mobile Taking architectural ownership of APIs, mobile offline patterns, and Azure infrastructure Designing and building RESTful services using modern .NET and clean architecture principles Leading Infrastructure as Code implementation using Bicep Driving CI/CD maturity (Bitbucket preferred) with strict SDK and dependency version control Ensuring OWASP-aligned secure coding practices and GDPR compliance Collaborating with QA to support automated and manual test strategies Documenting architectural decisions (ADRs) and maintaining clear technical communication Tech Stack & Experience Core technologies: .NET 10 / ASP.NET Core Web API Entity Framework Core with Azure SQL .NET MAUI (offline-first mobile design) Microsoft Azure (App Services, Azure SQL, Blob Storage, Key Vault, Application Insights) Azure Entra ID authentication & RBAC Angular 21 TypeScript (strict mode) DevExpress DevExtreme (v25) NUnit, Vitest, and Playwright What They're Looking For 7+ years' commercial software development experience Minimum 3 years working within fast-paced, "fail-fast" delivery environments At least 2 years in a leadership position Strong expertise in modern .NET and API design Proven Angular experience (v15+) Hands-on Azure architecture and deployment experience Experience implementing Infrastructure as Code (Bicep preferred) Experience integrating Azure Entra ID authentication Strong understanding of CI/CD and enterprise DevOps practices Security-first mindset with knowledge of OWASP Top 10 Experience building high-performance, enterprise-grade systems Salary & Benefits £70,000-£80,000 (DOE) Remote working Opportunity to define technical standards from the ground up High-autonomy role within a senior engineering environment Long-term opportunity to shape future cloud-based products Why This Role? This is a standout opportunity for a hands-on technical leader who wants genuine ownership of architecture, tooling, and engineering standards within a secure, Azure-first ecosystem. If you're open to a confidential discussion, apply now and I'll be in touch. Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.
FULL STACK DEVELOPER Full Stack Developer Python React CI/CD 6-Month Contract Day Rate open to market feedback but Inside IR35 Remote (Very Occasional Travel to Bristol) MOD SC Clearance Required ABOUT THE CLIENT Our client operates within a secure and highly regulated environment, delivering innovative digital solutions across complex programmes. They are seeking a Full Stack Developer to join an agile delivery team, contributing to the design, development and deployment of modern web-based applications. This is an excellent opportunity to work on secure, high-impact projects within a collaborative and technically strong team. THE FULL STACK DEVELOPER ROLE As Full Stack Developer, you will work within an Agile team to design, build and maintain scalable applications. You will be responsible for backend development using Python, building and integrating APIs, and contributing to frontend development using ReactJS. You will support CI/CD pipelines via Jenkins, manage containerised deployments using Docker, and work with relational and graph databases including SQL and Neo4j. Collaboration, clear communication, and strong version control practices using Git will be essential. ESSENTIAL SKILLS Strong experience with Python development Experience building and integrating RESTful APIs Frontend development experience with ReactJS CI/CD experience using Jenkins Experience with Docker and containerisation Strong SQL and database design skills Experience with Neo4j (or graph databases) Strong Git version control practices Experience working within Agile methodologies Strong communication skills and team collaboration Active MOD SC clearance TO BE CONSIDERED Please either apply via this advert or email your CV directly to . For further information, please call . By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only.
24/03/2026
Contractor
FULL STACK DEVELOPER Full Stack Developer Python React CI/CD 6-Month Contract Day Rate open to market feedback but Inside IR35 Remote (Very Occasional Travel to Bristol) MOD SC Clearance Required ABOUT THE CLIENT Our client operates within a secure and highly regulated environment, delivering innovative digital solutions across complex programmes. They are seeking a Full Stack Developer to join an agile delivery team, contributing to the design, development and deployment of modern web-based applications. This is an excellent opportunity to work on secure, high-impact projects within a collaborative and technically strong team. THE FULL STACK DEVELOPER ROLE As Full Stack Developer, you will work within an Agile team to design, build and maintain scalable applications. You will be responsible for backend development using Python, building and integrating APIs, and contributing to frontend development using ReactJS. You will support CI/CD pipelines via Jenkins, manage containerised deployments using Docker, and work with relational and graph databases including SQL and Neo4j. Collaboration, clear communication, and strong version control practices using Git will be essential. ESSENTIAL SKILLS Strong experience with Python development Experience building and integrating RESTful APIs Frontend development experience with ReactJS CI/CD experience using Jenkins Experience with Docker and containerisation Strong SQL and database design skills Experience with Neo4j (or graph databases) Strong Git version control practices Experience working within Agile methodologies Strong communication skills and team collaboration Active MOD SC clearance TO BE CONSIDERED Please either apply via this advert or email your CV directly to . For further information, please call . By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only.
Backend Developer Romsey, Hampshire (Hybrid - 3 days office / 2 remote, flexible) 45,000 - 50,000 + Benefits OOP, PHP, Laravel My client build innovative SaaS solutions that help organisations monitor, manage, and optimise critical infrastructure. Following recent growth and their migration to AWS, they're investing heavily in modernising their platform and building new products. I'm now looking for a Backend Developer to join their agile team and play a key role in shaping the future of their technology. The Role This is a hands-on backend role with real ownership. You'll work across both: Stabilising and improving existing Laravel-based systems Designing and building new SaaS products using a modern tech stack You'll act as the backend authority within a small, collaborative team, working closely with a Frontend Developer and Senior UX/UI Designer. What You'll Be Doing Design & Development Build and maintain scalable SaaS applications Develop clean, well-structured backend systems using modern Laravel Design and implement robust RESTful APIs for a React frontend Architecture & Ownership Own backend architecture and code quality Design multi-tenant database structures Apply best practices (service patterns, Eloquent optimisation, clean architecture) System Optimisation Improve performance and reliability of legacy systems Handle complex data migrations Proactively enhance system security Cloud & DevOps Help modernise systems using AWS managed services Maintain and improve CI/CD pipelines Support automated, reliable deployments Collaboration Work closely with frontend and UX on product development Contribute to product discovery and backlog shaping Participate in Agile/SCRUM ceremonies (Jira) Key Technical Requirements 3+ years commercial experience in backend development Strong PHP (8.x) and deep Laravel expertise Solid PostgreSQL experience (schema design, optimisation) Experience building APIs and integrating with frontend frameworks (ideally React) Strong understanding of Agile/SCRUM and TDD Nice to Have Experience with AWS and infrastructure modernisation CI/CD pipeline design and management Exposure to AI tooling (e.g. GitHub Copilot, Claude) Experience with agentic AI systems Familiarity with Figma workflows Interested in this position? Send your CV to (url removed) or give me a call on (phone number removed) Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
20/03/2026
Full time
Backend Developer Romsey, Hampshire (Hybrid - 3 days office / 2 remote, flexible) 45,000 - 50,000 + Benefits OOP, PHP, Laravel My client build innovative SaaS solutions that help organisations monitor, manage, and optimise critical infrastructure. Following recent growth and their migration to AWS, they're investing heavily in modernising their platform and building new products. I'm now looking for a Backend Developer to join their agile team and play a key role in shaping the future of their technology. The Role This is a hands-on backend role with real ownership. You'll work across both: Stabilising and improving existing Laravel-based systems Designing and building new SaaS products using a modern tech stack You'll act as the backend authority within a small, collaborative team, working closely with a Frontend Developer and Senior UX/UI Designer. What You'll Be Doing Design & Development Build and maintain scalable SaaS applications Develop clean, well-structured backend systems using modern Laravel Design and implement robust RESTful APIs for a React frontend Architecture & Ownership Own backend architecture and code quality Design multi-tenant database structures Apply best practices (service patterns, Eloquent optimisation, clean architecture) System Optimisation Improve performance and reliability of legacy systems Handle complex data migrations Proactively enhance system security Cloud & DevOps Help modernise systems using AWS managed services Maintain and improve CI/CD pipelines Support automated, reliable deployments Collaboration Work closely with frontend and UX on product development Contribute to product discovery and backlog shaping Participate in Agile/SCRUM ceremonies (Jira) Key Technical Requirements 3+ years commercial experience in backend development Strong PHP (8.x) and deep Laravel expertise Solid PostgreSQL experience (schema design, optimisation) Experience building APIs and integrating with frontend frameworks (ideally React) Strong understanding of Agile/SCRUM and TDD Nice to Have Experience with AWS and infrastructure modernisation CI/CD pipeline design and management Exposure to AI tooling (e.g. GitHub Copilot, Claude) Experience with agentic AI systems Familiarity with Figma workflows Interested in this position? Send your CV to (url removed) or give me a call on (phone number removed) Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.
We are working with a well established engineering group seeking a Senior Fullstack Developer to support the continued development of their core operational and customer facing systems. This is a hands-on, delivery-focused role, where you will be actively building, improving and maintaining live systems used across the business. The role would suit a senior developer who enjoys staying close to the code, while supporting and mentoring a junior developer. You will contribute directly to customer portals, APIs and IoT integrations while contributing to technical decisions and supporting development best practice within the team. Key Duties and Responsibilities Design, develop and deploy scalable web applications across frontend and backend environments using modern frameworks and cloud platforms. Build and enhance customer facing portals including dashboards, mapping functionality, role based access control and IoT integrations. Develop, maintain and optimise RESTful and GraphQL APIs to support internal systems and third party services. Support the adoption and continuous improvement of DevOps practices including CI and CD pipelines, monitoring and automated deployments. Provide technical guidance to junior developers through code reviews, mentoring and day to day collaboration. Contribute to technical improvements and the ongoing evolution of the existing platform. Work closely with stakeholders across the business to ensure software solutions align with operational and commercial requirements. Maintain clear and accurate technical documentation and contribute to continuous improvement initiatives. Skills and Experience Required Proven experience as a Fullstack Developer with strong capability across backend development using .NET and C#. Experience with frontend development using ReactJS. Experience working with cloud platforms, with Azure strongly preferred. Strong background designing and consuming RESTful and GraphQL APIs. Good understanding of data modelling and experience working with SQL, NoSQL or similar database technologies. Demonstrable experience working with DevOps pipelines, CI and CD processes and automated testing. Solid understanding of secure coding practices, authentication methods such as OAuth2, and role based access control. Strong analytical and problem solving skills with the ability to work independently on complex tasks. Confident communicator able to work effectively with both technical and non technical stakeholders. Degree in Computer Science or equivalent practical experience is desirable. Exposure to React Native, Terraform or IoT technologies such as MQTT, Modbus TCP IP or Azure IoT Hub would be advantageous. Summary Position: Fullstack Developer Location: Chandlers Ford Duration: Permanent Salary: 55,000 to 65,000 plus bonus and benefits Start: Notice dependent This is a strong opportunity for an experienced Fullstack Developer to take on a meaningful role within a growing engineering led organisation, working on modern platforms with real world operational impact. Apply now or contact the Kiota team for more details.
20/03/2026
Full time
We are working with a well established engineering group seeking a Senior Fullstack Developer to support the continued development of their core operational and customer facing systems. This is a hands-on, delivery-focused role, where you will be actively building, improving and maintaining live systems used across the business. The role would suit a senior developer who enjoys staying close to the code, while supporting and mentoring a junior developer. You will contribute directly to customer portals, APIs and IoT integrations while contributing to technical decisions and supporting development best practice within the team. Key Duties and Responsibilities Design, develop and deploy scalable web applications across frontend and backend environments using modern frameworks and cloud platforms. Build and enhance customer facing portals including dashboards, mapping functionality, role based access control and IoT integrations. Develop, maintain and optimise RESTful and GraphQL APIs to support internal systems and third party services. Support the adoption and continuous improvement of DevOps practices including CI and CD pipelines, monitoring and automated deployments. Provide technical guidance to junior developers through code reviews, mentoring and day to day collaboration. Contribute to technical improvements and the ongoing evolution of the existing platform. Work closely with stakeholders across the business to ensure software solutions align with operational and commercial requirements. Maintain clear and accurate technical documentation and contribute to continuous improvement initiatives. Skills and Experience Required Proven experience as a Fullstack Developer with strong capability across backend development using .NET and C#. Experience with frontend development using ReactJS. Experience working with cloud platforms, with Azure strongly preferred. Strong background designing and consuming RESTful and GraphQL APIs. Good understanding of data modelling and experience working with SQL, NoSQL or similar database technologies. Demonstrable experience working with DevOps pipelines, CI and CD processes and automated testing. Solid understanding of secure coding practices, authentication methods such as OAuth2, and role based access control. Strong analytical and problem solving skills with the ability to work independently on complex tasks. Confident communicator able to work effectively with both technical and non technical stakeholders. Degree in Computer Science or equivalent practical experience is desirable. Exposure to React Native, Terraform or IoT technologies such as MQTT, Modbus TCP IP or Azure IoT Hub would be advantageous. Summary Position: Fullstack Developer Location: Chandlers Ford Duration: Permanent Salary: 55,000 to 65,000 plus bonus and benefits Start: Notice dependent This is a strong opportunity for an experienced Fullstack Developer to take on a meaningful role within a growing engineering led organisation, working on modern platforms with real world operational impact. Apply now or contact the Kiota team for more details.
Job Title: Full-Stack Developer Location: Bournemouth (x 5 days in office) Salary/Rate: 410 a day (Inside IR35) Start Date: April 2026 Job Type: Contract - 6 months Job Overview: We are seeking an experienced Senior Java / Python Full Stack Developer to design, develop, and maintain scalable enterprise applications at our client who is a leading global investment bank. The successful candidate will play a key role in delivering high-quality solutions using Java, Python, Spring Boot, AWS, and modern frontend technologies. You will collaborate with cross-functional teams to build robust, high-performance applications while ensuring code quality, scalability, and security across the development lifecycle. Key Responsibilities - Develop high-quality software design and architecture using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, Python and MySQL. - Collaborate with cross-functional teams to define, design, and ship new features. - Some hands on knowledge on React JS, Redux, HTML5, CSS3 - Some exposure to frontend testing tools like Jest - Ensure the performance, quality, and responsiveness of applications. - Identify and correct bottlenecks and fix bugs. - Maintain code quality, organization, and automation. - Implement security and data protection measures. - Conduct software analysis, programming, testing, and debugging. - Oversee the development of documentation throughout the software development life cycle. - Provide technical guidance and support to team members. - Stay up-to-date with emerging technologies and industry trends. - Optimize applications for maximum speed and scalability. - Participate in code reviews to maintain high code quality standards. - Contribute to continuous improvement by investigating alternatives and technologies. If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format. Disclaimer Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies. Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.
20/03/2026
Contractor
Job Title: Full-Stack Developer Location: Bournemouth (x 5 days in office) Salary/Rate: 410 a day (Inside IR35) Start Date: April 2026 Job Type: Contract - 6 months Job Overview: We are seeking an experienced Senior Java / Python Full Stack Developer to design, develop, and maintain scalable enterprise applications at our client who is a leading global investment bank. The successful candidate will play a key role in delivering high-quality solutions using Java, Python, Spring Boot, AWS, and modern frontend technologies. You will collaborate with cross-functional teams to build robust, high-performance applications while ensuring code quality, scalability, and security across the development lifecycle. Key Responsibilities - Develop high-quality software design and architecture using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, Python and MySQL. - Collaborate with cross-functional teams to define, design, and ship new features. - Some hands on knowledge on React JS, Redux, HTML5, CSS3 - Some exposure to frontend testing tools like Jest - Ensure the performance, quality, and responsiveness of applications. - Identify and correct bottlenecks and fix bugs. - Maintain code quality, organization, and automation. - Implement security and data protection measures. - Conduct software analysis, programming, testing, and debugging. - Oversee the development of documentation throughout the software development life cycle. - Provide technical guidance and support to team members. - Stay up-to-date with emerging technologies and industry trends. - Optimize applications for maximum speed and scalability. - Participate in code reviews to maintain high code quality standards. - Contribute to continuous improvement by investigating alternatives and technologies. If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format. Disclaimer Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies. Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.
Job Title: Senior Java / Python Full Stack Developer Location: Glasgow (x 5 days in office) Salary/Rate: 410 a day (Inside IR35) Start Date: April 2026 Job Type: Contract - 6 months Job Overview: We are seeking an experienced Senior Java / Python Full Stack Developer to design, develop, and maintain scalable enterprise applications. The successful candidate will play a key role in delivering high-quality solutions using Java, Python, Spring Boot, AWS, and modern frontend technologies . You will collaborate with cross-functional teams to build robust, high-performance applications while ensuring code quality, scalability, and security across the development lifecycle. Key Responsibilities - Develop high-quality software design and architecture using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, Python and MySQL. - Collaborate with cross-functional teams to define, design, and ship new features. - Some hands on knowledge on React JS, Redux, HTML5, CSS3 - Some exposure to frontend testing tools like Jest - Ensure the performance, quality, and responsiveness of applications. - Identify and correct bottlenecks and fix bugs. - Maintain code quality, organization, and automation. - Implement security and data protection measures. - Conduct software analysis, programming, testing, and debugging. - Oversee the development of documentation throughout the software development life cycle. - Provide technical guidance and support to team members. - Stay up-to-date with emerging technologies and industry trends. - Optimize applications for maximum speed and scalability. - Participate in code reviews to maintain high code quality standards. - Contribute to continuous improvement by investigating alternatives and technologies. If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format. Disclaimer Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies. Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.
20/03/2026
Contractor
Job Title: Senior Java / Python Full Stack Developer Location: Glasgow (x 5 days in office) Salary/Rate: 410 a day (Inside IR35) Start Date: April 2026 Job Type: Contract - 6 months Job Overview: We are seeking an experienced Senior Java / Python Full Stack Developer to design, develop, and maintain scalable enterprise applications. The successful candidate will play a key role in delivering high-quality solutions using Java, Python, Spring Boot, AWS, and modern frontend technologies . You will collaborate with cross-functional teams to build robust, high-performance applications while ensuring code quality, scalability, and security across the development lifecycle. Key Responsibilities - Develop high-quality software design and architecture using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, Python and MySQL. - Collaborate with cross-functional teams to define, design, and ship new features. - Some hands on knowledge on React JS, Redux, HTML5, CSS3 - Some exposure to frontend testing tools like Jest - Ensure the performance, quality, and responsiveness of applications. - Identify and correct bottlenecks and fix bugs. - Maintain code quality, organization, and automation. - Implement security and data protection measures. - Conduct software analysis, programming, testing, and debugging. - Oversee the development of documentation throughout the software development life cycle. - Provide technical guidance and support to team members. - Stay up-to-date with emerging technologies and industry trends. - Optimize applications for maximum speed and scalability. - Participate in code reviews to maintain high code quality standards. - Contribute to continuous improvement by investigating alternatives and technologies. If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format. Disclaimer Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies. Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.
Purpose of the role To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance. Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives. Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing. Stay informed of industry technology trends and innovations and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth. Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions. Implementation of effective unit testing practices to ensure proper code design, readability, and reliability. To be successful as a Senior iOS Frontend Engineer, you should have experience with: Proven experience in customer experience (CX) design, building the user interface (UI) and user experience (UX) for iOS applications. Solid experience with Swift, Mobile architecture patterns and Test-Driven Development. Deep understanding of iOS frameworks, tools, and development best practices with background in automated mobile testing and building financial applications. Some other highly valued skills may include: Experience in product development within agile teams. Familiarity with Agile methodologies. Demonstrated success in cross-functional team collaboration. GCS is acting as an Employment Agency in relation to this vacancy.
20/03/2026
Full time
Purpose of the role To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance. Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives. Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing. Stay informed of industry technology trends and innovations and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth. Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions. Implementation of effective unit testing practices to ensure proper code design, readability, and reliability. To be successful as a Senior iOS Frontend Engineer, you should have experience with: Proven experience in customer experience (CX) design, building the user interface (UI) and user experience (UX) for iOS applications. Solid experience with Swift, Mobile architecture patterns and Test-Driven Development. Deep understanding of iOS frameworks, tools, and development best practices with background in automated mobile testing and building financial applications. Some other highly valued skills may include: Experience in product development within agile teams. Familiarity with Agile methodologies. Demonstrated success in cross-functional team collaboration. GCS is acting as an Employment Agency in relation to this vacancy.
Frontend Pod Leader (React, TypeScript & AI dev methods) - Fully Remote Join a core media provider, building innovative products that are redefining our members digital learning experience. Currently looking for a hands-on Frontend Pod Team Leader to lead a development pod on a greenfield project that will shape our clients future. The role: Lead and mentor a Front End pod, managing stories, epics, and project delivery. Build scalable, secure, high-performance solutions using React and TypeScript . Collaborate with engineering leadership to deliver high quality features for a large audience. Ensure code quality, security, and best practices across your team. To apply you should have the following skills and experience: 5+ years hands on commercial, Front End development experience with React , TypeScript , Tailwind CSS , Zustand , and Storybook . Demonstrable use of Orchestrated AI methods in development. Experience with testing frameworks (Jest/Cypress) and CI/CD pipelines (GitHub Actions). Proven team leadership and mentoring experience, with a passion for setting developer project delivery results. AWS experience (RDS/EC2) and project management tools (Jira/Shortcut/Monday). Experience with Shortcut in particular (Nice to have). Previous project management experience, involving the breaking down of Epics into deliverable stories (Nice to have). Mobile App Development - Flutter, Dart, React Native etc. (Nice to have) This is a fully remote, fully hands-on role, leading a high performing development pod on a new exciting greenfield product. Interviews beginning of April, start April/May 2026
19/03/2026
Full time
Frontend Pod Leader (React, TypeScript & AI dev methods) - Fully Remote Join a core media provider, building innovative products that are redefining our members digital learning experience. Currently looking for a hands-on Frontend Pod Team Leader to lead a development pod on a greenfield project that will shape our clients future. The role: Lead and mentor a Front End pod, managing stories, epics, and project delivery. Build scalable, secure, high-performance solutions using React and TypeScript . Collaborate with engineering leadership to deliver high quality features for a large audience. Ensure code quality, security, and best practices across your team. To apply you should have the following skills and experience: 5+ years hands on commercial, Front End development experience with React , TypeScript , Tailwind CSS , Zustand , and Storybook . Demonstrable use of Orchestrated AI methods in development. Experience with testing frameworks (Jest/Cypress) and CI/CD pipelines (GitHub Actions). Proven team leadership and mentoring experience, with a passion for setting developer project delivery results. AWS experience (RDS/EC2) and project management tools (Jira/Shortcut/Monday). Experience with Shortcut in particular (Nice to have). Previous project management experience, involving the breaking down of Epics into deliverable stories (Nice to have). Mobile App Development - Flutter, Dart, React Native etc. (Nice to have) This is a fully remote, fully hands-on role, leading a high performing development pod on a new exciting greenfield product. Interviews beginning of April, start April/May 2026
Software Developer Bath Up to 60,000 DOE Hybrid We're working with a growing software company building applications that genuinely make a difference in people's lives, particularly within mental health services. This is a developer role in a highly collaborative team where pair programming, whiteboarding and shared ownership are part of everyday work. If you enjoy working closely with others and care about clean, well-designed software, this environment will suit you. The Role Build and improve web applications used across healthcare services Work in an agile Scrum team delivering value in regular sprints Collaborate closely with developers, product owners and wider teams Contribute to code reviews, architecture discussions and best practices Work in a team that values shared ownership rather than hierarchy Tech Environment JavaScript, React, PHP, MySQL MVC frameworks and modern frontend frameworks Git, testing frameworks and clean coding practices What We're Looking For Commercial software development experience Experience with modern frameworks (frontend or backend) Understanding of MVC patterns and/or modern JavaScript frameworks Comfortable working in agile environments Strong collaboration and communication skills Nice to Have Accessibility best practices (WCAG) Testing frameworks Software design principles Why Join? Work on products that have a real impact on people's lives Join a collaborative, supportive engineering culture Be part of a team that values learning, development and shared success Ready to Apply? Contact Jack Winder to find out more. Please apply with a CV and a cover letter outlining why you're perfect for the role. Know someone great for the job? We offer a referral scheme-just get in touch! Note: We do our best to respond to every application, but due to volume, we can't always guarantee it. If you haven't heard back within 7 days, unfortunately, you haven't been successful this time. Keep an eye on our site for new opportunities!
17/03/2026
Full time
Software Developer Bath Up to 60,000 DOE Hybrid We're working with a growing software company building applications that genuinely make a difference in people's lives, particularly within mental health services. This is a developer role in a highly collaborative team where pair programming, whiteboarding and shared ownership are part of everyday work. If you enjoy working closely with others and care about clean, well-designed software, this environment will suit you. The Role Build and improve web applications used across healthcare services Work in an agile Scrum team delivering value in regular sprints Collaborate closely with developers, product owners and wider teams Contribute to code reviews, architecture discussions and best practices Work in a team that values shared ownership rather than hierarchy Tech Environment JavaScript, React, PHP, MySQL MVC frameworks and modern frontend frameworks Git, testing frameworks and clean coding practices What We're Looking For Commercial software development experience Experience with modern frameworks (frontend or backend) Understanding of MVC patterns and/or modern JavaScript frameworks Comfortable working in agile environments Strong collaboration and communication skills Nice to Have Accessibility best practices (WCAG) Testing frameworks Software design principles Why Join? Work on products that have a real impact on people's lives Join a collaborative, supportive engineering culture Be part of a team that values learning, development and shared success Ready to Apply? Contact Jack Winder to find out more. Please apply with a CV and a cover letter outlining why you're perfect for the role. Know someone great for the job? We offer a referral scheme-just get in touch! Note: We do our best to respond to every application, but due to volume, we can't always guarantee it. If you haven't heard back within 7 days, unfortunately, you haven't been successful this time. Keep an eye on our site for new opportunities!
Senior Python Developer (Contract) 600 - 700 PD (Inside IR35) 6 Months Contract London Hybrid Overview We are seeking an experienced Lead Python Software Engineer. You will lead the technical architecture and delivery , ensuring reliable system synchronisation, improved data consistency, and scalable solutions for an amazing brand. Role & Responsibilities Lead the architecture and technical delivery of the solution Develop backend services and APIs , with occasional frontend contributions where needed Implement reliable system integrations and data synchronisation Work within established architecture patterns and engineering standards Collaborate with engineers, product managers, and other stakeholders Communicate technical decisions clearly and maintain high engineering standards Essential Skills & Experience Strong experience with Python and TypeScript Strong AWS experience (ECS, Lambda, Step Functions, API Gateway) Experience managing infrastructure with Terraform Proven experience architecting and delivering software solutions Experience integrating with third-party APIs or vendor systems Experience with data synchronisation or complex system integration Strong communication skills and ability to work effectively within existing teams Desirable - React / Next.js frontend experience
16/03/2026
Contractor
Senior Python Developer (Contract) 600 - 700 PD (Inside IR35) 6 Months Contract London Hybrid Overview We are seeking an experienced Lead Python Software Engineer. You will lead the technical architecture and delivery , ensuring reliable system synchronisation, improved data consistency, and scalable solutions for an amazing brand. Role & Responsibilities Lead the architecture and technical delivery of the solution Develop backend services and APIs , with occasional frontend contributions where needed Implement reliable system integrations and data synchronisation Work within established architecture patterns and engineering standards Collaborate with engineers, product managers, and other stakeholders Communicate technical decisions clearly and maintain high engineering standards Essential Skills & Experience Strong experience with Python and TypeScript Strong AWS experience (ECS, Lambda, Step Functions, API Gateway) Experience managing infrastructure with Terraform Proven experience architecting and delivering software solutions Experience integrating with third-party APIs or vendor systems Experience with data synchronisation or complex system integration Strong communication skills and ability to work effectively within existing teams Desirable - React / Next.js frontend experience
We are seeking a talented and motivated Frontend Developer with strong expertise in TypeScript to join our growing development team. In this role, you will work on building high-quality, scalable, and responsive web applications using React and TypeScript. You will collaborate closely with cross-functional teams to deliver exceptional user experiences, optimize performance, and contribute to the overall architecture of our platform. Initially it will be a six-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London office. It is a full-time role, 40 hours per week. Accountabilities: Develop and maintain scalable and responsive web applications using React.js and TypeScript. Collaborate with UX/UI designers to implement modern, intuitive, and visually appealing user interfaces. Write clean, maintainable, and efficient code while adhering to best practices. Optimize applications for maximum performance across a wide range of devices and browsers. Participate in code reviews and maintain a high level of code quality. Troubleshoot and debug issues in both development and production environments. Contribute to architectural decisions and collaborate with other engineers on overall application design. Ensure the scalability and security of applications by following best development practices. Stay up-to-date with emerging technologies and industry trends, integrating new tools and libraries into the project as appropriate. Work with version control systems like Git and ensure continuous integration and deployment processes are followed. Collaborate with back-end developers to integrate RESTful APIs and handle data flow effectively. Knowledge and Skills: Proven experience in React.js and TypeScript development. Strong understanding of JavaScript and modern front-end technologies. Experience with state management libraries like Redux, Recoil, or similar. Familiarity with RESTful APIs Experience with version control systems, such as Git. Solid understanding of web development fundamentals: HTML, CSS, and responsive design. Strong debugging skills and the ability to troubleshoot performance issues. Ability to write clean, modular, and well-documented code. Strong communication skills and the ability to collaborate effectively in a team-oriented environment. Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants.
12/03/2026
Contractor
We are seeking a talented and motivated Frontend Developer with strong expertise in TypeScript to join our growing development team. In this role, you will work on building high-quality, scalable, and responsive web applications using React and TypeScript. You will collaborate closely with cross-functional teams to deliver exceptional user experiences, optimize performance, and contribute to the overall architecture of our platform. Initially it will be a six-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London office. It is a full-time role, 40 hours per week. Accountabilities: Develop and maintain scalable and responsive web applications using React.js and TypeScript. Collaborate with UX/UI designers to implement modern, intuitive, and visually appealing user interfaces. Write clean, maintainable, and efficient code while adhering to best practices. Optimize applications for maximum performance across a wide range of devices and browsers. Participate in code reviews and maintain a high level of code quality. Troubleshoot and debug issues in both development and production environments. Contribute to architectural decisions and collaborate with other engineers on overall application design. Ensure the scalability and security of applications by following best development practices. Stay up-to-date with emerging technologies and industry trends, integrating new tools and libraries into the project as appropriate. Work with version control systems like Git and ensure continuous integration and deployment processes are followed. Collaborate with back-end developers to integrate RESTful APIs and handle data flow effectively. Knowledge and Skills: Proven experience in React.js and TypeScript development. Strong understanding of JavaScript and modern front-end technologies. Experience with state management libraries like Redux, Recoil, or similar. Familiarity with RESTful APIs Experience with version control systems, such as Git. Solid understanding of web development fundamentals: HTML, CSS, and responsive design. Strong debugging skills and the ability to troubleshoot performance issues. Ability to write clean, modular, and well-documented code. Strong communication skills and the ability to collaborate effectively in a team-oriented environment. Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants.
Web Developer - PHP / JavaScript / MySQL Hybrid - Nottingham (2-3 days a week in office) 32k - 38k+ DOE + Benefits Package Join a growing team developing a range of eCommerce systems and internal web platforms. You'll initially focus on our in-house ecommerce platform offering, helping onboard new company websites and improve integration with external platforms. This is a hands-on role where you'll be encouraged to bring ideas, good organisation, and strong coding discipline. Key Skills & Experience Experience with PHP , JavaScript (including jQuery) , HTML5 , and CSS3 Good understanding of MySQL databases and MVC-based frameworks Familiarity with Bootstrap or similar frontend frameworks Familiarity with Laravel Framework or similar backend frameworks Understanding of responsive design and W3C standards Strong debugging and problem-solving skills Clear, maintainable coding style with good documentation Confidence working on eCommerce systems or product platforms Bonus: Excel skills and good general organisation We'd prefer someone based within reach of Nottingham, as our team likes to collaborate in person at least two days a week. However, flexibility will be given for experienced candidates. For someone local, there's potential to grow into a senior role long term. Why join our clients' team? Our client has been creating software for 40+ years, and boasts a tech team retention rate 4x the industry average, achieved through genuine investment in people - not just skills, but supporting them through life's challenges. Base salary matters, but stability and a supportive environment last longer. If you're looking for a role within a people-focused company that can help you build a challenging and rewarding career, this could be for you. If you enjoy varied web development work and want to play a key role in a small but expanding technical team, we'd love to hear from you. Deerfoot Recruitment Solutions Ltd is a leading independent tech recruitment consultancy in the UK. For every CV sent to clients, we donate 1 to The Born Free Foundation. We are a Climate Action Workforce in partnership with Ecologi. If this role isn't right for you, explore our referral reward program with payouts at interview and placement milestones. Visit our website for details. Deerfoot Recruitment Solutions Ltd is acting as an Employment Agency in relation to this vacancy.
12/03/2026
Full time
Web Developer - PHP / JavaScript / MySQL Hybrid - Nottingham (2-3 days a week in office) 32k - 38k+ DOE + Benefits Package Join a growing team developing a range of eCommerce systems and internal web platforms. You'll initially focus on our in-house ecommerce platform offering, helping onboard new company websites and improve integration with external platforms. This is a hands-on role where you'll be encouraged to bring ideas, good organisation, and strong coding discipline. Key Skills & Experience Experience with PHP , JavaScript (including jQuery) , HTML5 , and CSS3 Good understanding of MySQL databases and MVC-based frameworks Familiarity with Bootstrap or similar frontend frameworks Familiarity with Laravel Framework or similar backend frameworks Understanding of responsive design and W3C standards Strong debugging and problem-solving skills Clear, maintainable coding style with good documentation Confidence working on eCommerce systems or product platforms Bonus: Excel skills and good general organisation We'd prefer someone based within reach of Nottingham, as our team likes to collaborate in person at least two days a week. However, flexibility will be given for experienced candidates. For someone local, there's potential to grow into a senior role long term. Why join our clients' team? Our client has been creating software for 40+ years, and boasts a tech team retention rate 4x the industry average, achieved through genuine investment in people - not just skills, but supporting them through life's challenges. Base salary matters, but stability and a supportive environment last longer. If you're looking for a role within a people-focused company that can help you build a challenging and rewarding career, this could be for you. If you enjoy varied web development work and want to play a key role in a small but expanding technical team, we'd love to hear from you. Deerfoot Recruitment Solutions Ltd is a leading independent tech recruitment consultancy in the UK. For every CV sent to clients, we donate 1 to The Born Free Foundation. We are a Climate Action Workforce in partnership with Ecologi. If this role isn't right for you, explore our referral reward program with payouts at interview and placement milestones. Visit our website for details. Deerfoot Recruitment Solutions Ltd is acting as an Employment Agency in relation to this vacancy.
We have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. The Opportunity The ETrading Terminal is the interface through which professional traders and institutions access the world's most important commodity market - live, with depth and precision no competitor can match. You will own the architecture of that experience. This is not a UI layer on top of a data API. It is a real-time, high-throughput trading interface used by some of the most demanding users in financial markets. You will define how it is built, set the patterns the team follows, and push the boundaries of what a browser-based trading platform can do. Requirements 10+ years engineering; 5+ years building production React at scale - component lifecycle, rendering behaviour, and bundle architecture are instincts TypeScript mastery in strict mode - complex generics, discriminated unions, conditional types, and type-safe API boundary design Vite and modern build tooling; tree-shaking, chunk strategy, module federation, and build performance optimisation in CI State management at scale: Zustand, TanStack Query, or equivalent; separation of server, client, and ephemeral UI state High-frequency WebSocket data at tick-by-tick rates - back-pressure handling, dropped-frame detection, and reconnection strategy Browser internals: rendering pipeline, layout/paint/composite lifecycle, memory profiling, GC pressure, and long-task detection WebGL, Canvas, or custom rendering engine for high-density, real-time financial data visualisation Design system ownership - token architecture, component API design, versioning strategy, and cross-team adoption at scale Testing discipline: unit, integration, E2E (Playwright/Cypress), visual regression, and performance budget enforcement in CI GraphQL or REST API co-design with backend teams; schema-first development and automated type generation Track record of measurably improving engineering standards - patterns or tooling adopted org-wide Cloud infrastructure - Azure preferred, AWS considered; IAM, managed services, automated and auditable deployment pipelines, secrets management Nice to Have Trading UI experience (any asset class) - order books, depth ladders, RFQ workflows, option chains, or execution blotters Micro-frontend architecture at scale; WASM integration for performance-critical in-browser computation High-frequency streaming data; managing back-pressure and dropped-frame rendering under sustained load Financial services or capital markets front-end background; familiarity with market data normalisation What We're Looking For You are the engineer others come to when they do not know what is possible - and you show them. The ETrading Terminal is seen by the world's most sophisticated market participants. You take that personally, ship things that are fast and resilient, set a standard others aspire to, and treat innovation not as a project but as how you approach every ticket. To find out more about Huxley, please visit (url removed) Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy Registered office 8 Bishopsgate, London, EC2N 4BQ, United Kingdom Partnership Number OC(phone number removed) England and Wales
12/03/2026
Full time
We have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. The Opportunity The ETrading Terminal is the interface through which professional traders and institutions access the world's most important commodity market - live, with depth and precision no competitor can match. You will own the architecture of that experience. This is not a UI layer on top of a data API. It is a real-time, high-throughput trading interface used by some of the most demanding users in financial markets. You will define how it is built, set the patterns the team follows, and push the boundaries of what a browser-based trading platform can do. Requirements 10+ years engineering; 5+ years building production React at scale - component lifecycle, rendering behaviour, and bundle architecture are instincts TypeScript mastery in strict mode - complex generics, discriminated unions, conditional types, and type-safe API boundary design Vite and modern build tooling; tree-shaking, chunk strategy, module federation, and build performance optimisation in CI State management at scale: Zustand, TanStack Query, or equivalent; separation of server, client, and ephemeral UI state High-frequency WebSocket data at tick-by-tick rates - back-pressure handling, dropped-frame detection, and reconnection strategy Browser internals: rendering pipeline, layout/paint/composite lifecycle, memory profiling, GC pressure, and long-task detection WebGL, Canvas, or custom rendering engine for high-density, real-time financial data visualisation Design system ownership - token architecture, component API design, versioning strategy, and cross-team adoption at scale Testing discipline: unit, integration, E2E (Playwright/Cypress), visual regression, and performance budget enforcement in CI GraphQL or REST API co-design with backend teams; schema-first development and automated type generation Track record of measurably improving engineering standards - patterns or tooling adopted org-wide Cloud infrastructure - Azure preferred, AWS considered; IAM, managed services, automated and auditable deployment pipelines, secrets management Nice to Have Trading UI experience (any asset class) - order books, depth ladders, RFQ workflows, option chains, or execution blotters Micro-frontend architecture at scale; WASM integration for performance-critical in-browser computation High-frequency streaming data; managing back-pressure and dropped-frame rendering under sustained load Financial services or capital markets front-end background; familiarity with market data normalisation What We're Looking For You are the engineer others come to when they do not know what is possible - and you show them. The ETrading Terminal is seen by the world's most sophisticated market participants. You take that personally, ship things that are fast and resilient, set a standard others aspire to, and treat innovation not as a project but as how you approach every ticket. To find out more about Huxley, please visit (url removed) Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy Registered office 8 Bishopsgate, London, EC2N 4BQ, United Kingdom Partnership Number OC(phone number removed) England and Wales
