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senior typescript react developer
Software Developer - Clearing Technology
Rex Technologies GmbH
Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four core services: clearing, agency and execution, market making, and hedging and investment solutions. It has a leading franchise in many major metals, energy and agricultural products, with access to 60 exchanges. The group provides access to the world's major commodity markets, covering a broad range of clients that include some of the largest commodity producers, consumers and traders, banks, hedge funds and asset managers. With more than 40 offices worldwide, the group has over 3,000 employees across Europe, Asia and the Americas. The Technology Department delivers differentiation, scalability and security for the business. Technology provides digital tools, software services and infrastructure globally to all business groups. Software development and support teams work in agile 'streams' aligned to specific business areas. Our other teams work enterprise-wide to provide critical services including our global service desk, network and system infrastructure, IT operations, security, enterprise architecture and design. The Software Development function creates and maintains applications, frameworks and other software components to deliver to business requirements. Developers conceive, specify, design, engineer, document, test, and deliver bug fixes as needed to provide high quality software solutions. Each Development team is aligned to one of Marex's business divisions and works with a corresponding Business Technology and Application Support team. For more information visit Role Summary As a Senior Full Stack Developer specialising in C# .NET, you will be a pivotal member of our Software Development team in Clearing Technology, driving an AI-first approach to the creation and enhancement of secure, responsive web-based platforms. Marex is a full clearing member of major financial exchanges - across energy, commodities, metals and financial markets. You will leverage modern AI-assisted development tools and practices to accelerate delivery, improve code quality, and enhance developer productivity, while ensuring solutions meet the high standards of control, auditability, and reliability required within financial systems, including compliance with SOX (Sarbanes Oxley) requirements. Your expertise as a full stack developer in C# .NET and Node.js will be instrumental in delivering robust, scalable, and well governed applications. You will maintain a strong emphasis on testing, traceability, and deterministic system behaviour. Responsibilities Design, develop, and test components of modern, secure web based post trade platforms, applying AI assisted development practices to improve quality and delivery speed. Contribute to the overall architecture and design of technology solutions, incorporating AI enabled tooling and automation while ensuring control, transparency, and auditability. Develop solutions to a high standard that are maintainable, testable, and aligned to acceptance criteria, with a strong emphasis on traceability and deterministic behaviour in regulated environments. Leverage AI tools responsibly across the software development lifecycle (e.g. code generation, testing, documentation), ensuring outputs are reviewed, validated, and compliant with engineering standards. Communicate effectively with team members, contribute ideas, and stay current with emerging technologies and modern engineering practices. Ensure delivered systems are production ready, secure, and well documented, supporting operational handover and ongoing audit requirements. Follow coding standards and defined development processes, ensuring consistency, quality, and compliance across all deliverables. Resolve third line support issues in a professional and timely manner, applying a structured and analytical approach to problem solving. All staff Ensuring compliance with the company's regulatory requirements under the FCA, NFA, AMF, AFM, MAS. Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with. Role model for demonstrating highest level standards of integrity and conduct and reflecting Company Values. At all times complying with the FCA's Code of Conduct. To ensure that you are fully aware of and adhere to internal policies that relate to you, your role or any other activities for which you have any level of responsibility. To report any breaches of policy to Compliance and/ or your supervisor as required. To escalate risk events immediately. To provide input to risk management processes, as required. Skills, Experience and Competencies Essential skills and experience Experience in C# .NET, Node.js, React, JavaScript, Typescript. Experience leveraging AI assisted development tools (e.g. code generation, automated testing, developer productivity tooling) to improve delivery speed and quality. Strong understanding of applying AI responsibly within the software development lifecycle, ensuring traceability, auditability, and control. Experience of NoSQL or RDMS databases. Infrastructure as Code, Terraform or equivalent. Modern CI/CD and DevOps practices. Cloud technology, ideally AWS (Amazon Web Services). Knowledge of BDD/TDD. Agile and scrum development methodologies. Methodical approach to software architecture and design and experience employing the right design choices for a given project. Excellent verbal and written communication skills. Desirable Understanding of financial products across derivatives, FX, commodities, cash equities or fixed income. Good knowledge of the post trade lifecycle, including confirmation/affirmation, allocations, settlement, clearing, collateral and margin, lifecycle events, reconciliations, and exceptions management. Exposure to embedding AI capabilities into end user applications (e.g. intelligent workflows, automation, or decision support). Experience of SOLID. Experience of Domain Driven Design. Experience working in a regulated environment and knowledge of the financial markets. Competencies A collaborative team player, approachable, self-efficient, and able to foster a positive engineering culture, including adoption of AI first practices. Demonstrates curiosity, particularly in emerging technologies, AI capabilities, and continuous improvement of development practices. Resilient in a challenging, fast paced, and regulated environment. Excels at building relationships, networking, and influencing others across both technical and business teams. Strategic collaborator with insight and agility, able to anticipate future challenges, including those related to scale, regulation, and technology evolution, ensuring operational effectiveness. Conduct Rules Act with integrity. Act with due skill, care and diligence. Be open and cooperative with the FCA, the PRA and other regulators. Pay due regard to the interests of customers and treat them fairly. Observe proper standard of market conduct. Act to deliver good outcomes for retail customers. Company Values Be collaborative - by working together across the organisation, we foster teamwork, can better respond to challenges and successfully deliver for our clients. Act with integrity - we pride ourselves on our honesty and high ethical standards. We apply these values when working with all our clients, colleagues and other stakeholders. Be adaptable and entrepreneurial - we embrace change as markets evolve to constantly increase our efficiency and create innovative solutions for our clients. We are interested in the world around us and inquisitive about understanding the challenges and opportunities our clients face. Be respectful - how we treat each other, and our clients says everything about who we are. We always act respectfully and treat people fairly in everything we do. Nurture talent - we aim to grow our own talent and make Marex the place ambitious, hardworking and talented people choose to build their career. This means giving and taking stretch opportunities, taking risks, and committing to career development and support - for ourselves and our teams. Adaptable and Nimble - Our size and flexibility is an advantage. We are big enough to support our client's various needs, and adaptable and nimble enough to respond quickly to changing conditions or requirements. A non bureaucratic, but well controlled environment fosters initiative as well as employee satisfaction.
16/07/2026
Full time
Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four core services: clearing, agency and execution, market making, and hedging and investment solutions. It has a leading franchise in many major metals, energy and agricultural products, with access to 60 exchanges. The group provides access to the world's major commodity markets, covering a broad range of clients that include some of the largest commodity producers, consumers and traders, banks, hedge funds and asset managers. With more than 40 offices worldwide, the group has over 3,000 employees across Europe, Asia and the Americas. The Technology Department delivers differentiation, scalability and security for the business. Technology provides digital tools, software services and infrastructure globally to all business groups. Software development and support teams work in agile 'streams' aligned to specific business areas. Our other teams work enterprise-wide to provide critical services including our global service desk, network and system infrastructure, IT operations, security, enterprise architecture and design. The Software Development function creates and maintains applications, frameworks and other software components to deliver to business requirements. Developers conceive, specify, design, engineer, document, test, and deliver bug fixes as needed to provide high quality software solutions. Each Development team is aligned to one of Marex's business divisions and works with a corresponding Business Technology and Application Support team. For more information visit Role Summary As a Senior Full Stack Developer specialising in C# .NET, you will be a pivotal member of our Software Development team in Clearing Technology, driving an AI-first approach to the creation and enhancement of secure, responsive web-based platforms. Marex is a full clearing member of major financial exchanges - across energy, commodities, metals and financial markets. You will leverage modern AI-assisted development tools and practices to accelerate delivery, improve code quality, and enhance developer productivity, while ensuring solutions meet the high standards of control, auditability, and reliability required within financial systems, including compliance with SOX (Sarbanes Oxley) requirements. Your expertise as a full stack developer in C# .NET and Node.js will be instrumental in delivering robust, scalable, and well governed applications. You will maintain a strong emphasis on testing, traceability, and deterministic system behaviour. Responsibilities Design, develop, and test components of modern, secure web based post trade platforms, applying AI assisted development practices to improve quality and delivery speed. Contribute to the overall architecture and design of technology solutions, incorporating AI enabled tooling and automation while ensuring control, transparency, and auditability. Develop solutions to a high standard that are maintainable, testable, and aligned to acceptance criteria, with a strong emphasis on traceability and deterministic behaviour in regulated environments. Leverage AI tools responsibly across the software development lifecycle (e.g. code generation, testing, documentation), ensuring outputs are reviewed, validated, and compliant with engineering standards. Communicate effectively with team members, contribute ideas, and stay current with emerging technologies and modern engineering practices. Ensure delivered systems are production ready, secure, and well documented, supporting operational handover and ongoing audit requirements. Follow coding standards and defined development processes, ensuring consistency, quality, and compliance across all deliverables. Resolve third line support issues in a professional and timely manner, applying a structured and analytical approach to problem solving. All staff Ensuring compliance with the company's regulatory requirements under the FCA, NFA, AMF, AFM, MAS. Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with. Role model for demonstrating highest level standards of integrity and conduct and reflecting Company Values. At all times complying with the FCA's Code of Conduct. To ensure that you are fully aware of and adhere to internal policies that relate to you, your role or any other activities for which you have any level of responsibility. To report any breaches of policy to Compliance and/ or your supervisor as required. To escalate risk events immediately. To provide input to risk management processes, as required. Skills, Experience and Competencies Essential skills and experience Experience in C# .NET, Node.js, React, JavaScript, Typescript. Experience leveraging AI assisted development tools (e.g. code generation, automated testing, developer productivity tooling) to improve delivery speed and quality. Strong understanding of applying AI responsibly within the software development lifecycle, ensuring traceability, auditability, and control. Experience of NoSQL or RDMS databases. Infrastructure as Code, Terraform or equivalent. Modern CI/CD and DevOps practices. Cloud technology, ideally AWS (Amazon Web Services). Knowledge of BDD/TDD. Agile and scrum development methodologies. Methodical approach to software architecture and design and experience employing the right design choices for a given project. Excellent verbal and written communication skills. Desirable Understanding of financial products across derivatives, FX, commodities, cash equities or fixed income. Good knowledge of the post trade lifecycle, including confirmation/affirmation, allocations, settlement, clearing, collateral and margin, lifecycle events, reconciliations, and exceptions management. Exposure to embedding AI capabilities into end user applications (e.g. intelligent workflows, automation, or decision support). Experience of SOLID. Experience of Domain Driven Design. Experience working in a regulated environment and knowledge of the financial markets. Competencies A collaborative team player, approachable, self-efficient, and able to foster a positive engineering culture, including adoption of AI first practices. Demonstrates curiosity, particularly in emerging technologies, AI capabilities, and continuous improvement of development practices. Resilient in a challenging, fast paced, and regulated environment. Excels at building relationships, networking, and influencing others across both technical and business teams. Strategic collaborator with insight and agility, able to anticipate future challenges, including those related to scale, regulation, and technology evolution, ensuring operational effectiveness. Conduct Rules Act with integrity. Act with due skill, care and diligence. Be open and cooperative with the FCA, the PRA and other regulators. Pay due regard to the interests of customers and treat them fairly. Observe proper standard of market conduct. Act to deliver good outcomes for retail customers. Company Values Be collaborative - by working together across the organisation, we foster teamwork, can better respond to challenges and successfully deliver for our clients. Act with integrity - we pride ourselves on our honesty and high ethical standards. We apply these values when working with all our clients, colleagues and other stakeholders. Be adaptable and entrepreneurial - we embrace change as markets evolve to constantly increase our efficiency and create innovative solutions for our clients. We are interested in the world around us and inquisitive about understanding the challenges and opportunities our clients face. Be respectful - how we treat each other, and our clients says everything about who we are. We always act respectfully and treat people fairly in everything we do. Nurture talent - we aim to grow our own talent and make Marex the place ambitious, hardworking and talented people choose to build their career. This means giving and taking stretch opportunities, taking risks, and committing to career development and support - for ourselves and our teams. Adaptable and Nimble - Our size and flexibility is an advantage. We are big enough to support our client's various needs, and adaptable and nimble enough to respond quickly to changing conditions or requirements. A non bureaucratic, but well controlled environment fosters initiative as well as employee satisfaction.
Gravitas Recruitment Group Ltd
Senior Full Stack Engineer - Python, React & AI
Gravitas Recruitment Group Ltd City, London
Senior Full Stack Software Engineer - React, Java, Python & AI Hybrid | London or Manchester (2 days onsite) A leading organisation is looking for a Senior Full Stack Software Engineer to join a high-performing engineering team building modern enterprise applications and AI-powered features. You'll play a key role in designing and developing production-grade applications using modern full-stack technologies, while contributing to AI-driven features and cloud-native architectures. Key Experience Strong commercial experience as a Full Stack Software Engineer (4+ years) Frontend development using React, JavaScript and TypeScript (or similar modern frameworks) Backend development using Java (Spring Boot), Python, C#/.NET or similar Experience building scalable REST APIs, microservices and distributed systems Cloud development experience (AWS, Azure or GCP) Knowledge of CI/CD, DevSecOps and automated testing Experience working within Agile engineering teams Exposure to AI developer tools or commercial GenAI projects (LLMs, LangChain, RAG, chatbots or AI-powered features) is highly desirable What's on Offer Work on modern full-stack applications with exposure to AI technologies Collaborative, high-performing engineering team Opportunity to influence technical design and architecture Competitive salary of £90,000-£120,000 Hybrid working (2 days per week onsite) Apply now to find out more. George Copplestone Gravitas Recruitment Group
16/07/2026
Full time
Senior Full Stack Software Engineer - React, Java, Python & AI Hybrid | London or Manchester (2 days onsite) A leading organisation is looking for a Senior Full Stack Software Engineer to join a high-performing engineering team building modern enterprise applications and AI-powered features. You'll play a key role in designing and developing production-grade applications using modern full-stack technologies, while contributing to AI-driven features and cloud-native architectures. Key Experience Strong commercial experience as a Full Stack Software Engineer (4+ years) Frontend development using React, JavaScript and TypeScript (or similar modern frameworks) Backend development using Java (Spring Boot), Python, C#/.NET or similar Experience building scalable REST APIs, microservices and distributed systems Cloud development experience (AWS, Azure or GCP) Knowledge of CI/CD, DevSecOps and automated testing Experience working within Agile engineering teams Exposure to AI developer tools or commercial GenAI projects (LLMs, LangChain, RAG, chatbots or AI-powered features) is highly desirable What's on Offer Work on modern full-stack applications with exposure to AI technologies Collaborative, high-performing engineering team Opportunity to influence technical design and architecture Competitive salary of £90,000-£120,000 Hybrid working (2 days per week onsite) Apply now to find out more. George Copplestone Gravitas Recruitment Group
Rise Technical Recruitment
Senior Software Engineer (Betting Platform)
Rise Technical Recruitment
Senior Software Engineer (Betting Platform) Canary Wharf, London (2 days on-site) 80,000 - 90,000 + Holiday + Pension This is an excellent opportunity for an experienced developer to join a disruptive technology start-up at a pivotal moment of growth. If you are a versatile engineer who enjoys working across the full development lifecycle from technical design to rollout and want to see your code directly impact products in the high-stakes worlds of professional sports and real-time betting, this role is for you. This company is focused on developing a new betting platform, alongside cutting-edge sports equipment, that play a key part in feeding back analytics, for athlete welfare and live betting odds. They offer a fast-paced environment where you can shape the technical future and join at an exciting time for the business during this early phase of growth. In this varied role, you will lead the technical development of the betting platform and will work closely with Product Managers to define requirements, collaborate with third-party developers, and ensure the seamless rollout of new releases through end-to-end testing. As a senior member of a small, dynamic team, you will also play a key role in system support and problem solving to ensure high-performance service delivery. The ideal candidate will be a hands-on developer proficient in Python, TypeScript, Golang, Node JS, and React, with a strong understanding of both Postgres and NoSQL databases. You should have the ability to translate complex technical concepts into clear documentation. Experience with real-time systems (such as finance or trading), AWS, and CI/CD pipelines will be highly advantageous, as will any familiarity with IoT, firmware, or data science. This is a fantastic opportunity to secure a role in a fast-paced, hands-on environment. You will have the chance to shape the future of a real-time analytics betting platform, while benefiting from a hybrid working model and a culture that values initiative, adaptability, and continuous learning. The Role: Full lifecycle development from requirements and technical design to production and rollout. Drive the evolution of Betting Platform and IOT systems. Execute end-to-end tests and documentation to ensure fault-free releases. Liaise with internal stakeholders and third-party partners. The Person: Experience with Postgres/NoSQL and Python, Go, or Node JS. Comfortable in a fast-paced, hybrid start-up environment. Ability to author technical reports and explain complex ideas to varied audiences. Knowledge of AWS/Terraform, CI/CD, sports betting systems, or firmware/electronics. Reference Number: BBBH(phone number removed) Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates.
16/07/2026
Full time
Senior Software Engineer (Betting Platform) Canary Wharf, London (2 days on-site) 80,000 - 90,000 + Holiday + Pension This is an excellent opportunity for an experienced developer to join a disruptive technology start-up at a pivotal moment of growth. If you are a versatile engineer who enjoys working across the full development lifecycle from technical design to rollout and want to see your code directly impact products in the high-stakes worlds of professional sports and real-time betting, this role is for you. This company is focused on developing a new betting platform, alongside cutting-edge sports equipment, that play a key part in feeding back analytics, for athlete welfare and live betting odds. They offer a fast-paced environment where you can shape the technical future and join at an exciting time for the business during this early phase of growth. In this varied role, you will lead the technical development of the betting platform and will work closely with Product Managers to define requirements, collaborate with third-party developers, and ensure the seamless rollout of new releases through end-to-end testing. As a senior member of a small, dynamic team, you will also play a key role in system support and problem solving to ensure high-performance service delivery. The ideal candidate will be a hands-on developer proficient in Python, TypeScript, Golang, Node JS, and React, with a strong understanding of both Postgres and NoSQL databases. You should have the ability to translate complex technical concepts into clear documentation. Experience with real-time systems (such as finance or trading), AWS, and CI/CD pipelines will be highly advantageous, as will any familiarity with IoT, firmware, or data science. This is a fantastic opportunity to secure a role in a fast-paced, hands-on environment. You will have the chance to shape the future of a real-time analytics betting platform, while benefiting from a hybrid working model and a culture that values initiative, adaptability, and continuous learning. The Role: Full lifecycle development from requirements and technical design to production and rollout. Drive the evolution of Betting Platform and IOT systems. Execute end-to-end tests and documentation to ensure fault-free releases. Liaise with internal stakeholders and third-party partners. The Person: Experience with Postgres/NoSQL and Python, Go, or Node JS. Comfortable in a fast-paced, hybrid start-up environment. Ability to author technical reports and explain complex ideas to varied audiences. Knowledge of AWS/Terraform, CI/CD, sports betting systems, or firmware/electronics. Reference Number: BBBH(phone number removed) Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates.
Adria Solutions Ltd
Agentic Software Engineer
Adria Solutions Ltd
Agentic Software Engineer Our client is a UK-based organisation operating in the medtech industry, with a team of around 200 people. They design and manufacture bespoke solutions that improve patients quality of life. They are investing significantly in technology and automation to support their next phase of growth. A key initiative is the development of a new digital platform that connects prescription workflows, manufacturing processes, and patient outcomes into a single integrated system. The role This is a hands-on lead role suited to someone who works agentically- using AI systems to plan, scaffold, and deliver complex development tasks, while applying strong engineering judgement to review and refine outputs. As the first dedicated developer on this platform, you will work closely with senior leadership from initial concept through to production delivery, playing a central role in shaping both the system and the future team. Our client is looking for someone entrepreneurial and highly proactive, who is comfortable engaging directly with clinicians and operational teams to understand real-world problems before building solutions. Key responsibilities: Direct AI coding agents across complex, multi-step development tasks, structuring context and taking full ownership of outputs Translate requirements, user journeys, and wireframes into working software Develop across the full stack: front-end interfaces, APIs, data models, and integrations Contribute to architectural decisions (data models, authentication, hosting, security) using senior-level judgement Maintain strong version control and deployment practices (Git, branching, code review, CI/CD) Work closely with clinical, operational, and manufacturing teams to inform product development Support the growth and shaping of the technical team over time Planned technology stack: Front-end: React + TypeScript, Tailwind CSS, shadcn/ui Mobile: Capacitor (shared codebase across web and mobile) Offline capability: Progressive Web App (PWA) Backend: Node.js with a single API and multiple front-end clients Database: PostgreSQL Hosting: AWS or Azure with infrastructure-as-code CI/CD: GitHub Actions with per-PR environments Deployment: Docker-based containerisation Authentication: Auth0 or Clerk (TBC) What our client is looking for: Strong full-stack development experience (React, TypeScript, Node.js) Experience designing REST APIs and working with relational databases (e.g. PostgreSQL) Practical cloud experience (AWS or Azure), including deployment and CI/CD pipelines Proven ability to work in an agentic way with AI development tools structuring problems and critically evaluating outputs Strong understanding of authentication, authorisation, data modelling, security, and edge cases Excellent communication skills, with the ability to engage both technical and non-technical stakeholders A self-driven, entrepreneurial mindset, comfortable working autonomously within a small, high-impact team What s on offer: Scope to shape a growing platform and team 25 days annual leave plus bank holidays Company pension scheme Flexible hybrid working Budget for AI tooling and productivity tools Interested? Please Click Apply Now We are particularly interested in hearing about: Projects delivered using AI-assisted development workflows Tools you use regularly How your development approach has evolved alongside AI advancements Agentic Software Engineer
16/07/2026
Full time
Agentic Software Engineer Our client is a UK-based organisation operating in the medtech industry, with a team of around 200 people. They design and manufacture bespoke solutions that improve patients quality of life. They are investing significantly in technology and automation to support their next phase of growth. A key initiative is the development of a new digital platform that connects prescription workflows, manufacturing processes, and patient outcomes into a single integrated system. The role This is a hands-on lead role suited to someone who works agentically- using AI systems to plan, scaffold, and deliver complex development tasks, while applying strong engineering judgement to review and refine outputs. As the first dedicated developer on this platform, you will work closely with senior leadership from initial concept through to production delivery, playing a central role in shaping both the system and the future team. Our client is looking for someone entrepreneurial and highly proactive, who is comfortable engaging directly with clinicians and operational teams to understand real-world problems before building solutions. Key responsibilities: Direct AI coding agents across complex, multi-step development tasks, structuring context and taking full ownership of outputs Translate requirements, user journeys, and wireframes into working software Develop across the full stack: front-end interfaces, APIs, data models, and integrations Contribute to architectural decisions (data models, authentication, hosting, security) using senior-level judgement Maintain strong version control and deployment practices (Git, branching, code review, CI/CD) Work closely with clinical, operational, and manufacturing teams to inform product development Support the growth and shaping of the technical team over time Planned technology stack: Front-end: React + TypeScript, Tailwind CSS, shadcn/ui Mobile: Capacitor (shared codebase across web and mobile) Offline capability: Progressive Web App (PWA) Backend: Node.js with a single API and multiple front-end clients Database: PostgreSQL Hosting: AWS or Azure with infrastructure-as-code CI/CD: GitHub Actions with per-PR environments Deployment: Docker-based containerisation Authentication: Auth0 or Clerk (TBC) What our client is looking for: Strong full-stack development experience (React, TypeScript, Node.js) Experience designing REST APIs and working with relational databases (e.g. PostgreSQL) Practical cloud experience (AWS or Azure), including deployment and CI/CD pipelines Proven ability to work in an agentic way with AI development tools structuring problems and critically evaluating outputs Strong understanding of authentication, authorisation, data modelling, security, and edge cases Excellent communication skills, with the ability to engage both technical and non-technical stakeholders A self-driven, entrepreneurial mindset, comfortable working autonomously within a small, high-impact team What s on offer: Scope to shape a growing platform and team 25 days annual leave plus bank holidays Company pension scheme Flexible hybrid working Budget for AI tooling and productivity tools Interested? Please Click Apply Now We are particularly interested in hearing about: Projects delivered using AI-assisted development workflows Tools you use regularly How your development approach has evolved alongside AI advancements Agentic Software Engineer
Ascent People Ltd
Senior .NET Core & React Developer (UK Remote)
Ascent People Ltd
British Software House is seeking a Senior / Full Stack Developer to join agile teams and lead end-to-end projects using C# .Net Core, React/Angular, and SQL Server. The role supports UK remote work with a base salary up to £55,000, plus pension, health and life assurance, and flexible start/end times. Ideal candidates have strong REST/SOAP, JavaScript/TypeScript skills, experience with Azure, and prior senior/lead experience in Agile/Scrum settings.
16/07/2026
Full time
British Software House is seeking a Senior / Full Stack Developer to join agile teams and lead end-to-end projects using C# .Net Core, React/Angular, and SQL Server. The role supports UK remote work with a base salary up to £55,000, plus pension, health and life assurance, and flexible start/end times. Ideal candidates have strong REST/SOAP, JavaScript/TypeScript skills, experience with Azure, and prior senior/lead experience in Agile/Scrum settings.
Ascent People Ltd
Senior Python Developer - 80K
Ascent People Ltd
Senior Python Developer - 80K Location: West Midlands Industry: IT Salary: £60000 - £80000 per annum + Bonus, Gym, Pension Posted: 01/03/2022 Overview We are looking for 2 Python Developers to join this software team. The continuous investment puts the team in a very good position for developing cutting edge software and for personal learning & development. You will report into a Lead Developer / Tech Lead and join a team of around 7 developers. Responsibilities As a Senior level Python Developer, you will mentor other team members and influence technical decisions moving forward. You will work on desktop and/or full stack web applications using Python and related technologies. Qualifications Formal background in software development Several years' experience writing desktop and/or full stack web applications Experience with Python (FastAPI, Numpy, Scipy, Matplotlib, PyQt/PySide, etc.) Experience with TypeScript, React, Chakra UI Experience with REST, GraphQL, gRPC, Socket.IO Experience with SQL, MongoDB, Redis Experience with GitLab, continuous integration & delivery, Docker, Kubernetes Experience with VTK Salary & Benefits 70-80K, Bonus, Car scheme, Gym, Pension, Free parking, onsite canteen. Equal Opportunity Candidates of all ages and backgrounds will be considered for this role. Ascent People are acting as an Employment Agency in respect of this role.
16/07/2026
Full time
Senior Python Developer - 80K Location: West Midlands Industry: IT Salary: £60000 - £80000 per annum + Bonus, Gym, Pension Posted: 01/03/2022 Overview We are looking for 2 Python Developers to join this software team. The continuous investment puts the team in a very good position for developing cutting edge software and for personal learning & development. You will report into a Lead Developer / Tech Lead and join a team of around 7 developers. Responsibilities As a Senior level Python Developer, you will mentor other team members and influence technical decisions moving forward. You will work on desktop and/or full stack web applications using Python and related technologies. Qualifications Formal background in software development Several years' experience writing desktop and/or full stack web applications Experience with Python (FastAPI, Numpy, Scipy, Matplotlib, PyQt/PySide, etc.) Experience with TypeScript, React, Chakra UI Experience with REST, GraphQL, gRPC, Socket.IO Experience with SQL, MongoDB, Redis Experience with GitLab, continuous integration & delivery, Docker, Kubernetes Experience with VTK Salary & Benefits 70-80K, Bonus, Car scheme, Gym, Pension, Free parking, onsite canteen. Equal Opportunity Candidates of all ages and backgrounds will be considered for this role. Ascent People are acting as an Employment Agency in respect of this role.
Senior Frontend Engineer (React/React Native) Office: London
Wayfindi
Responsibilities Your focus will be on our mobile and web apps! We have an intense roadmap ahead, which includes a plethora of new features and integrations, which you will be part of. Tech Stack Languages: TypeScript, Javascript Libraries and frameworks: gRPC, Redux, React Native, React, Next.js Datastores: Vitess, MySQL, CockroachDB, BigQuery, Redis Infrastructure: Google Cloud Platform, Kubernetes, Docker, PubSub, Terraform Monitoring: Grafana, Prometheus, Sentry, Metabase Qualifications You are a frontend developer with at least 5 years' experience You are fast and love to deliver incredible code You can reduce complex problems to simple solutions You want to be part of an amazing team You are excited by what we're building at Emma You know how to deliver an incredible experience for mobile apps Bonus You previously worked for a fintech app Benefits Stock Options available Private Medical Insurance and Perks with Vitality Pension Contribution Employee Referral Scheme Emma Ultimate Subscription MacBook and Cursor AI Cycle to Work Scheme One-month sabbatical every 5 years Regular Socials
16/07/2026
Full time
Responsibilities Your focus will be on our mobile and web apps! We have an intense roadmap ahead, which includes a plethora of new features and integrations, which you will be part of. Tech Stack Languages: TypeScript, Javascript Libraries and frameworks: gRPC, Redux, React Native, React, Next.js Datastores: Vitess, MySQL, CockroachDB, BigQuery, Redis Infrastructure: Google Cloud Platform, Kubernetes, Docker, PubSub, Terraform Monitoring: Grafana, Prometheus, Sentry, Metabase Qualifications You are a frontend developer with at least 5 years' experience You are fast and love to deliver incredible code You can reduce complex problems to simple solutions You want to be part of an amazing team You are excited by what we're building at Emma You know how to deliver an incredible experience for mobile apps Bonus You previously worked for a fintech app Benefits Stock Options available Private Medical Insurance and Perks with Vitality Pension Contribution Employee Referral Scheme Emma Ultimate Subscription MacBook and Cursor AI Cycle to Work Scheme One-month sabbatical every 5 years Regular Socials
Ascent People Ltd
Front End Web Developer - up to £380/day
Ascent People Ltd
Front End Web Developer - up to £380/day Location: East Midlands Industry: IT Salary: £350 - £380 per hour Posted: 07/01/2019 Front End Web Developer (JavaScript, HTML, CSS) - Progressive software house - up to £380/day Front End Web Developer, JavaScript Developer, Front-End Developer, Web Applications Developer, UI Developer, JavaScript, HTML5, CSS3, Angular JS/1/2/4, React, Node, Senior Developer, Angular Developer, up to £380 per day This is an excellent opportunity for a Contract Front-End Web Developer to join this Leicester based specialist software company as they embark on a progressive programme of work to push their web offerings forward. If you're an experienced Front End Web Developer who comes with front-end strengths in JavaScript, HTML5 & CSS3, then this is an exciting opportunity to join this specialist software house based in Leicester who not only embrace the latest techs but have the security of backing and growth. Expect to work on exciting projects encompassing all things web development and responsive design to be a key player moving their applications and software forward. You must have strengths in JavaScript and front-end web development. Other skills are a bonus and desirable: TypeScript, JSON, responsive design, Bootstrap, JavaScript frameworks, Angular, React, Node and SQL though this is a great opportunity to gain further skills to grow your development toolkit. This client is looking to move quickly to secure the right candidate. This client is based in Leicester and commutable from Coventry, Derby and Nottingham as well as the surrounding East Midlands and West Midlands as well as being an affordable area to relocate to. Rate is up to £380/day. If you believe you fit the role, then please click apply for immediate consideration. Please submit your CV for review or contact Bryn Evans at . If you don't have a CV ready just send me an email and we can talk through the role and you can get a CV together later. Recruiter: Bryn Evans Phone: Email:
16/07/2026
Full time
Front End Web Developer - up to £380/day Location: East Midlands Industry: IT Salary: £350 - £380 per hour Posted: 07/01/2019 Front End Web Developer (JavaScript, HTML, CSS) - Progressive software house - up to £380/day Front End Web Developer, JavaScript Developer, Front-End Developer, Web Applications Developer, UI Developer, JavaScript, HTML5, CSS3, Angular JS/1/2/4, React, Node, Senior Developer, Angular Developer, up to £380 per day This is an excellent opportunity for a Contract Front-End Web Developer to join this Leicester based specialist software company as they embark on a progressive programme of work to push their web offerings forward. If you're an experienced Front End Web Developer who comes with front-end strengths in JavaScript, HTML5 & CSS3, then this is an exciting opportunity to join this specialist software house based in Leicester who not only embrace the latest techs but have the security of backing and growth. Expect to work on exciting projects encompassing all things web development and responsive design to be a key player moving their applications and software forward. You must have strengths in JavaScript and front-end web development. Other skills are a bonus and desirable: TypeScript, JSON, responsive design, Bootstrap, JavaScript frameworks, Angular, React, Node and SQL though this is a great opportunity to gain further skills to grow your development toolkit. This client is looking to move quickly to secure the right candidate. This client is based in Leicester and commutable from Coventry, Derby and Nottingham as well as the surrounding East Midlands and West Midlands as well as being an affordable area to relocate to. Rate is up to £380/day. If you believe you fit the role, then please click apply for immediate consideration. Please submit your CV for review or contact Bryn Evans at . If you don't have a CV ready just send me an email and we can talk through the role and you can get a CV together later. Recruiter: Bryn Evans Phone: Email:
Senior Front End Developer in Crawley - Akixi
Java Script Works Crawley, Sussex
Responsibilities Develop responsive, high-performance, and maintainable front-end features for our SaaS platform. Architect reusable and scalable components using React and TypeScript. Implement pixel-perfect, accessible designs using CSS/SASS and modern UI practices. Maintain and improve vanilla JavaScript code. Integrate front-end components with APIs and back-end services. Review code, mentor junior engineers, and help set optimization skills. Optional / Nice-to-Have Skills Experience with AWS or other cloud platforms. Familiarity with JSP and Java for hybrid or legacy system integration. Experience with testing frameworks (Jest, Cypress, React Testing Library).
16/07/2026
Full time
Responsibilities Develop responsive, high-performance, and maintainable front-end features for our SaaS platform. Architect reusable and scalable components using React and TypeScript. Implement pixel-perfect, accessible designs using CSS/SASS and modern UI practices. Maintain and improve vanilla JavaScript code. Integrate front-end components with APIs and back-end services. Review code, mentor junior engineers, and help set optimization skills. Optional / Nice-to-Have Skills Experience with AWS or other cloud platforms. Familiarity with JSP and Java for hybrid or legacy system integration. Experience with testing frameworks (Jest, Cypress, React Testing Library).
Senior Software Developer
Hollybank Trustees Ltd Antrim, County Antrim
Location: On site / Mallusk Rd, Newtownabbey BT36 4PP, UK job type: Permanent / Full-time Sector and subsector: IT Other Annual Salary range:from £ 70,000.00 to £ 70,000.00 Wilsons Auctions is the largest independently owned auction house operating across the UK and Ireland. With a network of 10 centres, we continue to grow and are currently seeking to fill the exciting role of Senior Software Engineer. This role can be based at our regional offices in Belfast, Glasgow, Newcastle, or Dublin. About the role Gavel is our enterprise-grade, end-to-end auction platform that powers both internal operations and the public-facing auction website. It has been built as a modern TypeScript solution using a Node.js backend API with NestJS, a React administrative portal, and a Next.js customer-facing website. The product is hosted on a contemporary AWS cloud architecture using infrastructure as code via AWS CDK, with scalable services, managed data storage, content delivery, real-time capabilities and observability built in. You'll be responsible for ongoing development, bug fixes and iterative enhancements across the API, admin portal and customer website, while continuing to evolve the platform using current engineering practices and AI-enabled delivery methods. Collaboration & knowledge transfer (first phase) Initially, you will work in close partnership with our third-party supplier that currently supports and contributes to the Gavel platform's development. You will also establish hardware, software and processes within Wilsons Auctions to allow us to operate independently of our current supplier. This collaboration will continues until the internal team has acquired sufficient system knowledge to take full ownership. You'll help facilitate structured knowledge transfer, align ways of working, and progressively reduce external dependency. Key responsibilities Deliver feature improvements, new features and bug fixes across the Gavel monorepo, including the Node.js/NestJS backend API, React admin portal and Next.js public website, with a focus on reliability, accessibility, performance and maintainability. Maintain and evolve the backend API, developed using Node.js, NestJS and TypeORM, alongside the Aurora MySQL Serverless v2 schema and migrations; ensure data integrity, robust API design and query performance at scale. Enhance the Next.js website for SEO, Core Web Vitals and fast content delivery using CloudFront and optimised media pipelines. Build real-time auction capabilities (e.g., Socket.IO or AppSync) and maintain robust search experiences via OpenSearch. Own integrations end-to-end: implement, monitor and harden connections with Reapit, CAP HPI, Experian, Cartel, AuthiPay, Prommt, NextGear, Impel, AIB, HMRC VAT Lookup, Google Places, Barcode Lookup, Credas, AWS Rekognition, AWS SES, and Campaign Manager (among others). Operate what you build: instrument, monitor and tune services using CloudWatch, optimisation in OpenSearch, and caching via ElastiCache/Redis. Contribute to CI/CD and IaC: write automated tests, maintain pipelines (GitLab, CodeBuild/CodeDeploy), and update infrastructure through AWS CDK. Champion security: apply best practices around Cognito (incl. M365 federation), IAM least-privilege, encryption with KMS, WAF, secrets management and auditable changes. Apply AI Product Development Lifecycle (AI PDLC) best practices for future product development, using Claude Code to support structured requirements analysis, solution design, implementation, automated testing, code review, documentation and safe release planning. Collaborate cross-functionally with Product, Ops and Support to triage issues, scope work, and deliver incremental value safely and predictably. Technical environment Data & messaging: Aurora MySQL Serverless v2 (RDS), TypeORM migrations, ElastiCache/Redis, Bull queues. Search & real-time: OpenSearch; Socket.IO and AWS AppSync for live updates and bidding. Auth & security: AWS Cognito (incl. M365 federation), IAM, KMS, WAF, Secrets Manager. CI/CD, IaC & AI-enabled delivery: GitLab CI, CodeBuild/CodeDeploy, AWS CDK (TypeScript), Claude Code and AI PDLC practices for planning, coding, testing, review and documentation. Skills & Experience Must-have 5+ years of proven experience with TypeScript services, Node.js/NestJS backend APIs and modern React/Next.js front-ends. Strong practical experience using AI-assisted development workflows, ideally including Claude Code, with the discipline to apply AI PDLC best practices across analysis, implementation, testing, review and documentation. Strong MySQL fundamentals (schema design, indexing, performance) and ORM migrations (TypeORM). Production experience on AWS (S3, CloudFront, EC2/ECS, RDS/Aurora, ElastiCache, Cognito) and IaC (CDK). Integrating third-party APIs (REST/SOAP), webhooks and payment/KYC flows. Testing mindset (unit, integration, E2E) and CI/CD automation. Security awareness (MFA, JWT, sanitisation, least privilege). Nice-to-have Real-time systems (Socket.IO, AppSync) and eventing patterns for high-traffic auctions. Search relevance and indexing pipelines (OpenSearch). Experience with the Acorn ecosystem. SEO and web-vitals optimisation for Next.js at scale. How we work Environments: Production, Staging, UAT, Test; non-prod is cost-optimised (right-sized services, schedules). Observability: CloudWatch dashboards & alerts; optional X-Ray for traces. Modern cloud hosting: the platform is deployed on current AWS managed services with infrastructure defined through AWS CDK, supporting scalability, secure release processes, resilient content delivery and cost-optimised non-production environments. Security by design: VPC isolation, WAF, KMS encryption at rest/in transit, Secrets Manager; comprehensive audit trails. Collaboration with supplier: embedded ways of working, shared backlogs, code reviews and documentation focused on handover readiness (knowledge-capture checklists, run-books). AI PDLC going forward: future Gavel development will use Claude Code as part of a controlled AI-assisted engineering process, with human review, traceable decisions, automated testing, security checks and documentation embedded throughout the delivery lifecycle. Equal opportunities At Wilsons Auctions, we embrace diversity and equal opportunity. We welcome candidates from all backgrounds and are committed to fostering an inclusive, friendly workplace that values the unique skills and perspectives each individual brings. Why work at Wilsons Auctions? Wilsons Auctions is committed to providing first-rate sales and services to both buyers and sellers through a professional and personal approach, backed by the latest technological advances and industry trends. The business is a unique example of local owner managed success at scale in the auction industry. You will have the opportunity to directly shape the future of the business with direct access to key decision makers and a flat approval process for good ideas. Additional holidays based on length of service Opportunity for advancements Mental health first aid access Employee recognition programme Length of service bonus Retirement bonus Full uniform provided Paid eye examinations Learn more about Wilsons Auctions. Hours of Work: Monday to Friday 9:00am-5:30pm Wilsons Auctions reserves the right to apply desirable criteria for shortlisting purposes in the event of high volume of applications.
16/07/2026
Full time
Location: On site / Mallusk Rd, Newtownabbey BT36 4PP, UK job type: Permanent / Full-time Sector and subsector: IT Other Annual Salary range:from £ 70,000.00 to £ 70,000.00 Wilsons Auctions is the largest independently owned auction house operating across the UK and Ireland. With a network of 10 centres, we continue to grow and are currently seeking to fill the exciting role of Senior Software Engineer. This role can be based at our regional offices in Belfast, Glasgow, Newcastle, or Dublin. About the role Gavel is our enterprise-grade, end-to-end auction platform that powers both internal operations and the public-facing auction website. It has been built as a modern TypeScript solution using a Node.js backend API with NestJS, a React administrative portal, and a Next.js customer-facing website. The product is hosted on a contemporary AWS cloud architecture using infrastructure as code via AWS CDK, with scalable services, managed data storage, content delivery, real-time capabilities and observability built in. You'll be responsible for ongoing development, bug fixes and iterative enhancements across the API, admin portal and customer website, while continuing to evolve the platform using current engineering practices and AI-enabled delivery methods. Collaboration & knowledge transfer (first phase) Initially, you will work in close partnership with our third-party supplier that currently supports and contributes to the Gavel platform's development. You will also establish hardware, software and processes within Wilsons Auctions to allow us to operate independently of our current supplier. This collaboration will continues until the internal team has acquired sufficient system knowledge to take full ownership. You'll help facilitate structured knowledge transfer, align ways of working, and progressively reduce external dependency. Key responsibilities Deliver feature improvements, new features and bug fixes across the Gavel monorepo, including the Node.js/NestJS backend API, React admin portal and Next.js public website, with a focus on reliability, accessibility, performance and maintainability. Maintain and evolve the backend API, developed using Node.js, NestJS and TypeORM, alongside the Aurora MySQL Serverless v2 schema and migrations; ensure data integrity, robust API design and query performance at scale. Enhance the Next.js website for SEO, Core Web Vitals and fast content delivery using CloudFront and optimised media pipelines. Build real-time auction capabilities (e.g., Socket.IO or AppSync) and maintain robust search experiences via OpenSearch. Own integrations end-to-end: implement, monitor and harden connections with Reapit, CAP HPI, Experian, Cartel, AuthiPay, Prommt, NextGear, Impel, AIB, HMRC VAT Lookup, Google Places, Barcode Lookup, Credas, AWS Rekognition, AWS SES, and Campaign Manager (among others). Operate what you build: instrument, monitor and tune services using CloudWatch, optimisation in OpenSearch, and caching via ElastiCache/Redis. Contribute to CI/CD and IaC: write automated tests, maintain pipelines (GitLab, CodeBuild/CodeDeploy), and update infrastructure through AWS CDK. Champion security: apply best practices around Cognito (incl. M365 federation), IAM least-privilege, encryption with KMS, WAF, secrets management and auditable changes. Apply AI Product Development Lifecycle (AI PDLC) best practices for future product development, using Claude Code to support structured requirements analysis, solution design, implementation, automated testing, code review, documentation and safe release planning. Collaborate cross-functionally with Product, Ops and Support to triage issues, scope work, and deliver incremental value safely and predictably. Technical environment Data & messaging: Aurora MySQL Serverless v2 (RDS), TypeORM migrations, ElastiCache/Redis, Bull queues. Search & real-time: OpenSearch; Socket.IO and AWS AppSync for live updates and bidding. Auth & security: AWS Cognito (incl. M365 federation), IAM, KMS, WAF, Secrets Manager. CI/CD, IaC & AI-enabled delivery: GitLab CI, CodeBuild/CodeDeploy, AWS CDK (TypeScript), Claude Code and AI PDLC practices for planning, coding, testing, review and documentation. Skills & Experience Must-have 5+ years of proven experience with TypeScript services, Node.js/NestJS backend APIs and modern React/Next.js front-ends. Strong practical experience using AI-assisted development workflows, ideally including Claude Code, with the discipline to apply AI PDLC best practices across analysis, implementation, testing, review and documentation. Strong MySQL fundamentals (schema design, indexing, performance) and ORM migrations (TypeORM). Production experience on AWS (S3, CloudFront, EC2/ECS, RDS/Aurora, ElastiCache, Cognito) and IaC (CDK). Integrating third-party APIs (REST/SOAP), webhooks and payment/KYC flows. Testing mindset (unit, integration, E2E) and CI/CD automation. Security awareness (MFA, JWT, sanitisation, least privilege). Nice-to-have Real-time systems (Socket.IO, AppSync) and eventing patterns for high-traffic auctions. Search relevance and indexing pipelines (OpenSearch). Experience with the Acorn ecosystem. SEO and web-vitals optimisation for Next.js at scale. How we work Environments: Production, Staging, UAT, Test; non-prod is cost-optimised (right-sized services, schedules). Observability: CloudWatch dashboards & alerts; optional X-Ray for traces. Modern cloud hosting: the platform is deployed on current AWS managed services with infrastructure defined through AWS CDK, supporting scalability, secure release processes, resilient content delivery and cost-optimised non-production environments. Security by design: VPC isolation, WAF, KMS encryption at rest/in transit, Secrets Manager; comprehensive audit trails. Collaboration with supplier: embedded ways of working, shared backlogs, code reviews and documentation focused on handover readiness (knowledge-capture checklists, run-books). AI PDLC going forward: future Gavel development will use Claude Code as part of a controlled AI-assisted engineering process, with human review, traceable decisions, automated testing, security checks and documentation embedded throughout the delivery lifecycle. Equal opportunities At Wilsons Auctions, we embrace diversity and equal opportunity. We welcome candidates from all backgrounds and are committed to fostering an inclusive, friendly workplace that values the unique skills and perspectives each individual brings. Why work at Wilsons Auctions? Wilsons Auctions is committed to providing first-rate sales and services to both buyers and sellers through a professional and personal approach, backed by the latest technological advances and industry trends. The business is a unique example of local owner managed success at scale in the auction industry. You will have the opportunity to directly shape the future of the business with direct access to key decision makers and a flat approval process for good ideas. Additional holidays based on length of service Opportunity for advancements Mental health first aid access Employee recognition programme Length of service bonus Retirement bonus Full uniform provided Paid eye examinations Learn more about Wilsons Auctions. Hours of Work: Monday to Friday 9:00am-5:30pm Wilsons Auctions reserves the right to apply desirable criteria for shortlisting purposes in the event of high volume of applications.
Senior Front-End Developer in Southampton - VIQU Limited
Java Script Works Southampton, Hampshire
Senior Front-End Developer Southampton, United Kingdom Posted 9 months ago Tech stack Backend React TypeScript Frontend Next.js Key Responsibilities of the Senior Front-End Developer: Design and build modern, scalable front-end architecture using React, TypeScript and Next.js Collaborate closely with back-end developers to deliver integrated solutions Develop and maintain data models and Compensation Competitive Role type Full time Visa sponsorship Not provided
16/07/2026
Full time
Senior Front-End Developer Southampton, United Kingdom Posted 9 months ago Tech stack Backend React TypeScript Frontend Next.js Key Responsibilities of the Senior Front-End Developer: Design and build modern, scalable front-end architecture using React, TypeScript and Next.js Collaborate closely with back-end developers to deliver integrated solutions Develop and maintain data models and Compensation Competitive Role type Full time Visa sponsorship Not provided
Senior Front-End Architect - React/TypeScript/Next.js
Java Script Works Southampton, Hampshire
Java Script Works is looking for a Senior Front-End Developer to join their team in Southampton, United Kingdom. The ideal candidate will design and build modern, scalable front-end architecture using React, TypeScript, and Next.js. This full-time role involves close collaboration with back-end developers to deliver integrated solutions. A competitive compensation package is offered. Note: Visa sponsorship is not provided.
16/07/2026
Full time
Java Script Works is looking for a Senior Front-End Developer to join their team in Southampton, United Kingdom. The ideal candidate will design and build modern, scalable front-end architecture using React, TypeScript, and Next.js. This full-time role involves close collaboration with back-end developers to deliver integrated solutions. A competitive compensation package is offered. Note: Visa sponsorship is not provided.
Senior C/C++/Java Developer - Enterprise Windows Apps
Java Script Works City, Newcastle Upon Tyne
Java Script Works is seeking a Senior C/C++ Developer with Java experience based in Newcastle upon Tyne, United Kingdom. The ideal candidate should have experience in multi-tier application design and development within a Windows environment. Frontend experience with JavaScript, TypeScript, or React is a plus. This is a full-time position offering competitive compensation. Visa sponsorship is not provided.
16/07/2026
Full time
Java Script Works is seeking a Senior C/C++ Developer with Java experience based in Newcastle upon Tyne, United Kingdom. The ideal candidate should have experience in multi-tier application design and development within a Windows environment. Frontend experience with JavaScript, TypeScript, or React is a plus. This is a full-time position offering competitive compensation. Visa sponsorship is not provided.
Senior Front-End Engineer - React/TypeScript & Next.js
Java Script Works
Java Script Works is seeking an experienced web developer to join their team in Greater London. The role requires a Bachelor's degree and at least 5 years of professional experience in web development using TypeScript, React, JavaScript, HTML, and CSS. Duties include designing user interfaces with React.js, collaborating with back-end teams to work on APIs, and delivering responsive applications. Strong collaborative skills and proficiency with browser APIs are crucial for this role.
16/07/2026
Full time
Java Script Works is seeking an experienced web developer to join their team in Greater London. The role requires a Bachelor's degree and at least 5 years of professional experience in web development using TypeScript, React, JavaScript, HTML, and CSS. Duties include designing user interfaces with React.js, collaborating with back-end teams to work on APIs, and delivering responsive applications. Strong collaborative skills and proficiency with browser APIs are crucial for this role.
Senior Full-Stack Engineer - Lead & Mentor (6-Month Contract)
Java Script Works
Java Script Works is seeking a Senior Full-Stack Developer for a 6-month contract in London, United Kingdom. The ideal candidate will have robust experience in Node.js, JavaScript/TypeScript, and React, with a strong passion for building scalable solutions. Responsibilities include mentoring developers and guiding the technical direction of projects. This role is suited for self-starters with a strong technical background. Competitive compensation is offered, however, visa sponsorship is not provided.
16/07/2026
Full time
Java Script Works is seeking a Senior Full-Stack Developer for a 6-month contract in London, United Kingdom. The ideal candidate will have robust experience in Node.js, JavaScript/TypeScript, and React, with a strong passion for building scalable solutions. Responsibilities include mentoring developers and guiding the technical direction of projects. This role is suited for self-starters with a strong technical background. Competitive compensation is offered, however, visa sponsorship is not provided.
Lead Developer/Tech Lead in London - Skillsearch Limited
Java Script Works
Lead Developer/Tech Lead London, United Kingdom Posted 10 months ago Tech stack web Lead Developer React TypeScript JavaScript Node.js Qualifications Proven experience as a Tech Lead, Lead Developer, or Senior Engineer with deep expertise in JavaScript, React, Node.js, and TypeScript. Demonstrated ability to design scalable web architecture and lead cross-platform projects. Experience working across distributed teams. Compensation Competitive Role type Full time Visa sponsorship Not provided
16/07/2026
Full time
Lead Developer/Tech Lead London, United Kingdom Posted 10 months ago Tech stack web Lead Developer React TypeScript JavaScript Node.js Qualifications Proven experience as a Tech Lead, Lead Developer, or Senior Engineer with deep expertise in JavaScript, React, Node.js, and TypeScript. Demonstrated ability to design scalable web architecture and lead cross-platform projects. Experience working across distributed teams. Compensation Competitive Role type Full time Visa sponsorship Not provided
Senior Front-End Engineer - Crypto UI/UX (React/TypeScript)
Java Script Works
Java Script Works is seeking a front-end software developer with over 5 years of experience. The role involves innovating and participating in building crypto services around software quality, UI/UX, security, and blockchain technology. The ideal candidate will have strong coding principles and extensive experience with JavaScript frameworks, particularly React, and proficiency in TypeScript is highly valued. Join a dynamic team sharing knowledge across projects in Greater London.
16/07/2026
Full time
Java Script Works is seeking a front-end software developer with over 5 years of experience. The role involves innovating and participating in building crypto services around software quality, UI/UX, security, and blockchain technology. The ideal candidate will have strong coding principles and extensive experience with JavaScript frameworks, particularly React, and proficiency in TypeScript is highly valued. Join a dynamic team sharing knowledge across projects in Greater London.
Senior Full-Stack Engineer (TypeScript, React & GraphQL)
Java Script Works
Java Script Works in Greater London seeks a skilled developer to design, develop, and maintain web applications and RESTful APIs using TypeScript, GraphQL, React, and Node.js. The ideal candidate will have strong proficiency in TypeScript and JavaScript, with experience in React and state management libraries like Redux or MobX. This position emphasizes collaboration with product owners and UX/UI designers to create effective software solutions.
16/07/2026
Full time
Java Script Works in Greater London seeks a skilled developer to design, develop, and maintain web applications and RESTful APIs using TypeScript, GraphQL, React, and Node.js. The ideal candidate will have strong proficiency in TypeScript and JavaScript, with experience in React and state management libraries like Redux or MobX. This position emphasizes collaboration with product owners and UX/UI designers to create effective software solutions.
Hays Specialist Recruitment Limited
VM O2 - Network Operations Engineer II - 4
Hays Specialist Recruitment Limited
Join a leading UK Telecom & Media Innovator as a CRO Engineer. Job Overview: Role: CRO Engineer Location: Paddington - Sheldon Square Contract: end of August but likely to be another 6 months on this project. Pay Rates: Umbrella Rate: £600-650/day Work Mode (Hybrid): Wednesday and one other day Key Responsibilities: Senior Optimisation (CRO) Engineer We are looking for a 5+ year-experienced Senior Optimisation Engineer to work in our Optimisation team to help build out the web UI campaigns for our new services and applications.This is a role for an experienced web application developer (Angular framework) to optimise our current UI to achieve OKR's set by the business and improve our customer usage and enjoyment metrics. You will be a strong front-end coder with experience of working in experimentation, optimisation & personalisation. In this role you will be working with optimisation tools in an Agile squad, ultimately responsible for and further evolving the engineering quality, design, implementation, and operation of your product.You will work with business partners, engineers, data scientists, and UX designers to design, implement, test, deliver, and document complex applications, tools, systems and services. The must-haves: 5+ years of developing A/B / MVT optimisation experience campaigns Front end development experience in either REACT or Angular framework Proficiency knowledge in JavaScript, jQuery, Vanilla JS, CSS and HTML A passion for great online experience and an understanding of end-to-end user journeys and customer experience/CX Experience of automation testing to write regression tests Solid experience of website personalisation and audience targeting Solid experience of working with fully responsive websites Advanced understanding of Data analytics and Tag Manager (GTM) Nice to have: Experience of developing in TypeScript, JavaScript, Python or Java. Prior use of split testing platforms is preferable - Adobe Target, Optimizely, Google Optimize. A good understanding of design patterns, OOD, design and data structures Hands-on expertise in disparate technologies such as cloud computing, native device development, CMS solutions, service-oriented architecture, user interface development, or machine learning. How to Apply: If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Talent Solutions is a trading division of Hays Specialist Recruitment Limited and acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk
16/07/2026
Contractor
Join a leading UK Telecom & Media Innovator as a CRO Engineer. Job Overview: Role: CRO Engineer Location: Paddington - Sheldon Square Contract: end of August but likely to be another 6 months on this project. Pay Rates: Umbrella Rate: £600-650/day Work Mode (Hybrid): Wednesday and one other day Key Responsibilities: Senior Optimisation (CRO) Engineer We are looking for a 5+ year-experienced Senior Optimisation Engineer to work in our Optimisation team to help build out the web UI campaigns for our new services and applications.This is a role for an experienced web application developer (Angular framework) to optimise our current UI to achieve OKR's set by the business and improve our customer usage and enjoyment metrics. You will be a strong front-end coder with experience of working in experimentation, optimisation & personalisation. In this role you will be working with optimisation tools in an Agile squad, ultimately responsible for and further evolving the engineering quality, design, implementation, and operation of your product.You will work with business partners, engineers, data scientists, and UX designers to design, implement, test, deliver, and document complex applications, tools, systems and services. The must-haves: 5+ years of developing A/B / MVT optimisation experience campaigns Front end development experience in either REACT or Angular framework Proficiency knowledge in JavaScript, jQuery, Vanilla JS, CSS and HTML A passion for great online experience and an understanding of end-to-end user journeys and customer experience/CX Experience of automation testing to write regression tests Solid experience of website personalisation and audience targeting Solid experience of working with fully responsive websites Advanced understanding of Data analytics and Tag Manager (GTM) Nice to have: Experience of developing in TypeScript, JavaScript, Python or Java. Prior use of split testing platforms is preferable - Adobe Target, Optimizely, Google Optimize. A good understanding of design patterns, OOD, design and data structures Hands-on expertise in disparate technologies such as cloud computing, native device development, CMS solutions, service-oriented architecture, user interface development, or machine learning. How to Apply: If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Talent Solutions is a trading division of Hays Specialist Recruitment Limited and acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk
Senior Lead Software Engineer - React Native
United States Digital Space LLC
Overview We know that people want great value combined with an excellent experience from a bank they can trust, so we launched our digital bank, Chase UK, to revolutionize mobile banking with seamless journeys that our customers love. We're already trusted by millions in the US and we're quickly catching up in the UK - but how we do things here is a little different. We're building the bank of the future from scratch, channeling our start up mentality every step of the way - meaning you'll have the opportunity to make a real impact. Role As a Lead Software Engineer - Front End Engineer at JPMorgan Chase within the International Consumer Bank, you will be a part of a flat structure organization. Your responsibilities are to deliver end to end cutting edge solutions in the form of cloud native microservices architecture applications leveraging the latest technologies and the best industry practices. You are expected to be involved in the design and architecture of the solutions while also focusing on the entire SDLC lifecycle stages. Responsibilities Collaborate with cross functional teams to define, design, and ship new features. Create and maintain clean, efficient, and reusable codebase. Conduct thorough testing to ensure robustness and reliability of applications. Troubleshoot and debug issues, ensuring smooth application functionality. Communicate effectively with stakeholders to gather requirements and provide progress updates. Mentor junior developers, providing guidance on best practices and code reviews. Stay updated with the latest industry trends and best practices in mobile development. Drive continuous improvement initiatives to enhance development processes and workflows. Required Qualifications, Capabilities and Skills Proficiency in React framework Building applications using React Native in TypeScript or JavaScript Native application development across Android / iOS in Kotlin / Swift Understanding of REST APIs and GraphQL Ability to write testable, clean JavaScript code Comfortable working with projects partially or fully using TypeScript Using latest React features such as Suspense and Hooks End to end testing applications with Detox / Appium / WebdriverIO / Playwright Extensive experience in modern web development, including responsive design and performance optimization Hands on experience with design systems, component libraries, and implementing consistent UI/UX across large scale applications Preferred Qualifications, Capabilities and Skills Formal training or certification on JavaScript concepts and proficient advanced experience Strong knowledge of JavaScript, TypeScript, and ES6+ syntax Familiarity with writing unit tests Ability to work in a dynamic, agile environment within a geographically distributed team Ability to focus on promptly addressing customer needs Excellent written and verbal communication skills in English Team Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we're setting our businesses, clients, customers and employees up for success. EEO Statement We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.
16/07/2026
Full time
Overview We know that people want great value combined with an excellent experience from a bank they can trust, so we launched our digital bank, Chase UK, to revolutionize mobile banking with seamless journeys that our customers love. We're already trusted by millions in the US and we're quickly catching up in the UK - but how we do things here is a little different. We're building the bank of the future from scratch, channeling our start up mentality every step of the way - meaning you'll have the opportunity to make a real impact. Role As a Lead Software Engineer - Front End Engineer at JPMorgan Chase within the International Consumer Bank, you will be a part of a flat structure organization. Your responsibilities are to deliver end to end cutting edge solutions in the form of cloud native microservices architecture applications leveraging the latest technologies and the best industry practices. You are expected to be involved in the design and architecture of the solutions while also focusing on the entire SDLC lifecycle stages. Responsibilities Collaborate with cross functional teams to define, design, and ship new features. Create and maintain clean, efficient, and reusable codebase. Conduct thorough testing to ensure robustness and reliability of applications. Troubleshoot and debug issues, ensuring smooth application functionality. Communicate effectively with stakeholders to gather requirements and provide progress updates. Mentor junior developers, providing guidance on best practices and code reviews. Stay updated with the latest industry trends and best practices in mobile development. Drive continuous improvement initiatives to enhance development processes and workflows. Required Qualifications, Capabilities and Skills Proficiency in React framework Building applications using React Native in TypeScript or JavaScript Native application development across Android / iOS in Kotlin / Swift Understanding of REST APIs and GraphQL Ability to write testable, clean JavaScript code Comfortable working with projects partially or fully using TypeScript Using latest React features such as Suspense and Hooks End to end testing applications with Detox / Appium / WebdriverIO / Playwright Extensive experience in modern web development, including responsive design and performance optimization Hands on experience with design systems, component libraries, and implementing consistent UI/UX across large scale applications Preferred Qualifications, Capabilities and Skills Formal training or certification on JavaScript concepts and proficient advanced experience Strong knowledge of JavaScript, TypeScript, and ES6+ syntax Familiarity with writing unit tests Ability to work in a dynamic, agile environment within a geographically distributed team Ability to focus on promptly addressing customer needs Excellent written and verbal communication skills in English Team Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we're setting our businesses, clients, customers and employees up for success. EEO Statement We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

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