530 jobs found

A leading financial services organisation is looking for a Senior Java Engineer to join a high-impact technology team working on complex, business-critical platforms. You'll be responsible for building scalable solutions in a highly regulated environment, working closely with technical and business stakeholders while contributing to modern engineering practices and data-driven initiatives. Responsibilities Design, build, test and deploy robust Java-based applications across critical technology platforms. Work with event-driven architectures and large-scale data, using technologies such as Kafka and streaming frameworks. Take ownership of key technical projects, influence design decisions and act as a technical point of escalation. Help ensure strong data quality, governance, controls and auditability across business-critical systems. Requirements Strong commercial experience with Java, Spring/Spring Boot and SQL . Experience with Kafka and ideally Flink, MongoDB or other NoSQL technologies . Background working in financial services, ideally within regulatory reporting, risk, compliance or another highly controlled environment . Strong communication skills with the ability to work across engineering, product and business teams.

Senior Backend Developer London - Hybrid Up to £100,000 + Bonus C# | .NET | Microservices | Cloud | Distributed Systems My client, a global leader in financial market infrastructure, is looking for a Senior Developer to join a growing engineering team responsible for building and evolving business-critical Front Office trading applications. This is an excellent opportunity to join a major platform modernisation programme, working on a combination of greenfield development and the evolution of existing trading systems. You'll work alongside experienced engineers and technical leaders, helping to design scalable distributed applications that support global financial markets while having genuine input into technical direction and architecture. Key Responsibilities Design, develop and enhance high-performance Back End applications using C# and .NET Build scalable distributed systems that support business-critical Front Office trading platforms Contribute to architectural decisions and help shape the future direction of the platform Develop resilient microservices and APIs using modern engineering practices Take ownership of features throughout the full software development life cycle, from design through to production Work closely with Principal Engineers, Architects and business stakeholders to deliver robust technical solutions Support the ongoing modernisation of existing platforms while contributing to greenfield initiatives Champion engineering best practices including code quality, automated testing and continuous integration Mentor other engineers and contribute to a collaborative engineering culture Participate in Agile delivery, helping estimate, plan and deliver complex technical solutions Skills & Experience Strong commercial experience developing applications using C#/.NET (Java backgrounds will also be considered) Experience building distributed systems, microservices or event-driven applications Cloud experience (AWS, Azure or GCP) Strong understanding of software architecture and modern design principles Experience building RESTful APIs and scalable Back End services Knowledge of messaging technologies such as Kafka, RabbitMQ or similar would be beneficial Experience working within Agile engineering teams Excellent problem-solving skills with a passion for building high-quality software Nice to Have Experience developing Front Office trading applications Knowledge of financial markets, capital markets or electronic trading Experience working across asset classes such as Fixed Income, FX, Equities, Commodities or Derivatives Understanding of low-latency or high-performance distributed systems Experience with Docker, Kubernetes or Infrastructure as Code Exposure to FIX Protocol or market data technologies APPLY NOW and one of our consultants will be in touch to discuss the opportunity in more detail.

Contract Role - Vice President & Senior VP Java Equities - London/Hybrid - 12 months initial We're seeking a future team member for the role of Vice President & Senior VP Java to join our Equities Engineering team in Execution Services Platform Role Overview: * Job Title: Vice President & Senior VP Java Equities * Location: London/Hybrid (4 days onsite per week) * Contract Type: Contract * Duration: 12 months initial * Rate: £900-1000/day UMB OR £759.49-843.88/day + holidays (20 days + 8 bank holidays pro rata) PAYE * 10+ years of experience designing, building, and delivering Real Time, scalable, and resilient software applications within Financial Services or similarly complex, high-throughput domains. * Core Backend Proficiency: Deep expertise in Java and the Spring ecosystem - including Spring Framework, Spring Boot, Spring Security, Spring Data, and ORM frameworks - with a strong focus on building production-grade, enterprise-scale services. * Frontend Development: Proficiency in modern Front End technologies including Angular, TypeScript/JavaScript, HTML/CSS, with working knowledge of jQuery and component-based UI architecture. * Data & Persistence: Strong command of relational and analytical database technologies, eg, Oracle/Microsoft SQL Server, with experience in data modelling, query optimization, and large-scale data management. * Messaging & Middleware: Hands-on experience with messaging and Middleware technologies such as Apache Kafka, IBM MQ, the FIX protocol, with an understanding of event-driven and asynchronous system design. * Agile Delivery: Solid understanding of Scrum and Agile methodologies, with a proven ability to deliver in fast-paced, rapidly evolving environments with shifting priorities. * Communication & Leadership: Excellent written and verbal communication skills; able to clearly articulate technical concepts to both technical and non-technical stakeholders. Strong organizational skills to coordinate, influence, and drive cross-team initiatives. * Problem Solving & Innovation: Demonstrated ability to analyze complex, ambiguous problems and devise pragmatic, innovative solutions - balancing technical rigor with delivery speed. * AI-Augmented Development: Familiarity with one or more AI coding and productivity tools (eg, GitHub Copilot, Cursor, Windsurf, Claude Code), with a willingness to leverage AI-assisted workflows to accelerate development and improve code quality. * Bachelor's degree in computer science or a related discipline, or equivalent work experience required, advanced degree preferred. * (Note: We value T-shaped engineers - deep expertise in one discipline (Back End or Front End) with broad familiarity across the stack is preferred over equal but shallow coverage of both) * Architecture & Design Leadership Trade-Flow Platform Development Cross-functional Collaboration Technology Innovation AI-Driven Automation Engineering Excellence Production Support Mentorship & Technical Leadership Please feel free to contact myself - Daisy Nguyen see below at Atrium UK for a confidential chat to know more details about the role. Please also note: Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted.

Role: Senior Java Engineer (Airline/Aviation Domain) Skills: Java, Angular, microservices, Azure, Kafka, Azure Event Hub, Payment Domain Location : London, UK (Hybrid, UK) Type: Permanent Technical skills Strong programming and development skills (Java, Angular, microservices, Azure, Kafka, Azure Event Hub, Payment Domain Software design principles and clean coding practices Performance, scalability, resilience, maintainability, and security considerations API-based architectures and integration layers (eg, REST, OpenAPI, AsyncAPI) Distributed systems and complex Legacy environments Cloud-native application development using Microsoft Azure and/or AWS DevOps practices and toolchains, including CI/CD, Jenkins, ArgoCD, Helm, and automated deployment pipelines Software maintenance, including incident resolution, root cause analysis, and post-inci dent reviews Azure managed services and cloud platform capabilities Cloud-native and microservices architectures Database design, data modelling, data analysis, and data integration concepts Event-driven and event-streaming architectures (eg, Kafka, Azure Event Hub) Version control systems (eg, Git) Microsoft Fabric and Power BI Custom Visual development (advantage)

CMC Markets is seeking a Senior Low Latency Java Developer to join our Quantitative Strategies team within Pricing & Risk, working on our high-performance, high-frequency trading platform. This is a hands-on role at the core of our market-making technology stack, where nanoseconds matter and engineering excellence is critical. You'll design and build ultra-low latency pricing and risk systems that directly power our global trading operations. If you thrive in performance critical environments and want your work to have real market impact, we would love to hear from you. Please note that this is an onsite role that will require you to work within our London office (near Liverpool street) 5 days on site per week. The Role Ultra-Low Latency Engineering Develop and optimise high-performance Java (21+) systems for pricing, risk and trading. Build and enhance components within a low latency, high-throughput trading architecture. Apply advanced concurrency, memory management and performance tuning techniques. System Design & Ownership Take responsibility for designing scalable, resilient and maintainable systems. Contribute to architectural decisions across the trading and risk platform. Build tooling to improve monitoring, maintenance and performance diagnostics. Trading-Focused Collaboration Work closely with Quants, Financial Engineering, Front Office and Business Operations. Support live trading systems, troubleshooting time-critical production issues. Contribute to the continuous evolution of our electronic trading infrastructure. Mentorship & Technical Leadership Provide guidance and mentorship to junior developers. Champion engineering best practices, clean code principles and robust design patterns. What You will Bring Strong hands-on Java development experience within low latency financial systems. Deep understanding of performance optimisation, concurrency and JVM internals. Experience working on pricing, risk or electronic trading platforms. Knowledge of FIX protocol, order routing and broker connectivity highly beneficial. Strong mathematical and problem-solving mindset. Experience across asset classes such as FX, Equities, Commodities or Derivatives preferred. Ability to operate calmly in a fast-paced, front-office trading environment. Experience mentoring engineers and influencing technical direction. Why Join CMC Markets? Direct impact on global trading and risk systems. Close proximity to the trading floor and real-time market operations. High-visibility role within a performance-driven engineering culture. Strong focus on continuous learning and technical excellence. Clear progression opportunities into senior technical and leadership roles. CMC Markets is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.

Senior PHP Developer Basingstoke (Hybrid - 1 day onsite per week) Salary: £60,000 - £70,000 per annum Overview A growing client of ours is seeking an experiences Senior PHP Developer to join its technology team, supporting the development and enhancement of its business-critical CRM platform. Working within an Agile Scrum team, you will deliver scalable Back End solutions, take ownership of complex features, contribute to technical improvements, and support engineering best practices across the team. Roles & Responsibilities Develop and maintain Back End systems using PHP (Laravel/CakePHP). Deliver features end-to-end, from design and development through to testing and deployment. Enhance and modernise Legacy CakePHP applications. Build and maintain APIs, integrations, and Back End services. Write clean, maintainable, and testable code. Contribute to code reviews, automated testing, and CI/CD processes. Support architecture decisions, technical improvements, and reduction of technical debt. Troubleshoot production issues and support continuous improvement. Mentor developers through knowledge sharing, coaching, and code reviews. Collaborate with Product Owners, QA, DevOps, and wider technology teams. Skills & Experience 5+ years' commercial experience in PHP development. Strong experience with PHP 7.4 (CakePHP) and PHP 8+ (Laravel/Symfony). Experience building RESTful APIs and Back End services. Strong MySQL knowledge, including query optimisation and performance tuning. Understanding of software architecture, design patterns, and SOLID principles. Experience with JavaScript (ES6+), HTML5, CSS, Git, Docker, and Linux/WSL environments. Strong experience with unit testing, automated testing, and code reviews. Experience working in Agile/Scrum teams. Exposure to Vue.js/Nuxt, Azure, CI/CD pipelines, messaging technologies, microservices, or event-driven architectures is desirable. Experience working within regulated industries such as Insurance or Financial Services is beneficial. Qualifications A-Level or equivalent required.

Development Team Lead London - Hybrid Up to £150,000 + Bonus & Benefits Java | AWS | FIX Protocol | Trading Systems | Team Leadership My client, a leading global financial technology organisation, is looking for a Development Team Lead to join a high-performing engineering team responsible for delivering business-critical client connectivity and trading technology solutions. This is an excellent opportunity for a technically hands-on leader who enjoys balancing software engineering with people management. You'll lead a talented team of developers while remaining actively involved in the design and development of high-performance Java applications used within fast-paced financial markets. Alongside engineering, you'll play a key role in mentoring the team, influencing technical direction and working closely with senior stakeholders across the business. Key Responsibilities Lead, mentor and develop a team of Software Engineers through coaching, appraisals and technical guidance Remain hands-on, designing and developing robust Java applications within a high-availability trading environment Drive technical excellence, ensuring solutions are scalable, resilient and maintainable Work closely with Product Managers, Architects, QA and business stakeholders to deliver complex technology initiatives Contribute to architectural decisions and help shape the future direction of the platform Support production systems, troubleshooting complex technical issues when required Oversee software releases and collaborate with operational teams to ensure smooth deployments Champion engineering best practices, code quality and continuous improvement across the team Foster a collaborative and high-performing engineering culture Skills & Experience Proven experience leading and developing software engineering teams Strong commercial Java development experience within enterprise environments Previous experience working on trading, capital markets or financial services platforms Good commercial knowledge of the FIX Protocol Experience building and deploying applications within AWS Strong understanding of modern software engineering principles and Agile delivery Experience using Git-based version control Excellent communication skills with the ability to engage technical and non-technical stakeholders Comfortable operating in a hands-on technical leadership role Desirable Experience Python or other Scripting languages SQL and relational database technologies CI/CD and DevOps tooling such as Jenkins, Maven or Ansible Observability and monitoring platforms such as Grafana Messaging technologies such as Solace Experience working within SAFe environments Exposure to AI-assisted software development tools APPLY NOW and one of our consultants will be in touch to discuss the opportunity in more detail.

White Collar Factory (95009), United Kingdom, London, London Staff Software Engineer - Back End About this role Do you love shaping the technical landscape and driving innovation across the organisation? Are you passionate about solving complex business problems and supporting multiple teams toward a shared technical vision? At Capital One, you'll be part of a community of technical leaders who drive engineering excellence, foster innovation, and deliver impactful solutions that meet real customer needs. What You'll Do Own and drive the technical strategy for a significant business outcome or technology domain, spanning multiple teams and influencing the overall technical direction Lead and coordinate the efforts of multiple teams, ensuring their collective work aligns with broader business objectives and technology strategy Proactively identify emerging patterns, define and evangelise best practices, and establish reusable frameworks that enhance engineering productivity Build and maintain strong relationships with key stakeholders, including senior leadership, product owners, and architects Represent Capital One in external technical forums, contributing to vendor/industry discussions Drive service quality standards and practices for your domain, guiding complex incident resolution Develop and advocate for strategies to proactively manage technical debt across multiple teams Actively mentor and develop engineers, fostering a culture of continuous learning What we're looking for Deep expertise in Java Deep expertise in system design and distributed architectures Track record of leading technical initiatives across multiple teams Strong experience with cloud platforms (AWS, Azure, GCP) Proven experience setting a multi-team technical vision and strategy Strong track record of technical leadership and influence without authority Experience driving engineering standards and best practices across organisations Experience of steering Communities of Practice or technical forums Strong business acumen and ability to translate technical concepts for various audiences Where and how you'll work This is a permanent position based in our London office. We have a hybrid working model which gives you flexibility to work from our office and from home. We're big on collaboration and connection, so you'll be based in our London office 3 days a week on Tuesdays, Wednesdays and Thursdays. What's in it for you Bring us all this - and you'll be well rewarded with a role contributing to the roadmap of an organisation committed to transformation We offer high performers strong and diverse career progression, investing heavily in developing great people through our Capital One University training programmes (and appropriate external providers) Immediate access to our core benefits including pension scheme, bonus, generous holiday entitlement and private medical insurance - with flexible benefits available including season-ticket loans, cycle to work scheme and enhanced parental leave Open-plan workspaces and accessible facilities designed to inspire and support you. Our Nottingham head-office has a fully-serviced gym, subsidised restaurant, mindfulness and music rooms. In London, you can heighten your mood with a run on our rooftop running track or an espresso at the Workshop Coffee café What you should know about how we recruit We pride ourselves on hiring the best people, not the same people. Building diverse and inclusive teams is the right thing to do and the smart thing to do. We want to work with top talent: whoever you are, whatever you look like, wherever you come from. We know it's about what you do, not just what you say. That's why we make our recruitment process fair and accessible. And we offer benefits that attract people at all ages and stages. We also partner with organisations including the Women in Finance and Race At Work Charters, Stonewall and upReach to find people from every walk of life and help them thrive with us. We have a whole host of internal networks and support groups you could be involved in, to name a few: REACH - Race Equality and Culture Heritage group focuses on representation, retention and engagement for associates from minority ethnic groups and allies OutFront - to provide LGBTQ+ support for all associates Mind Your Mind - signposting support and promoting positive mental wellbeing for all Women in Tech - promoting an inclusive environment in tech EmpowHER - network of female associates and allies focusing on developing future leaders, particularly for female talent in our industry Enabled - focused on supporting associates with disabilities and neurodiversity Capital One is committed to diversity in the workplace. If you require a reasonable adjustment, please contact All information will be kept confidential and will only be used for the purpose of applying a reasonable adjustment. For technical support or questions about Capital One's recruiting process, please send an email to Capital One does not provide, endorse nor guarantee and is not liable for third-party products, services, educational tools or other information available through this site. Capital One Financial is made up of several different entities. Please note that any position posted in Canada is for Capital One Canada, any position posted in the United Kingdom is for Capital One Europe and any position posted in the Philippines is for Capital One Philippines Service Corp. (COPSSC). Who We Are At Capital One, we're building a leading information-based technology company. Still founder-led by Chairman and Chief Executive Officer Richard Fairbank, Capital One is on a mission to help our customers succeed by bringing ingenuity, simplicity, and humanity to banking. We measure our efforts by the success our customers enjoy and the advocacy they exhibit. We are succeeding because they are succeeding. Guided by our shared values, we thrive in an environment where collaboration and openness are valued. We believe that innovation is powered by perspective and that teamwork and respect for each other lead to superior results. We elevate each other and obsess about doing the right thing. Our associates serve with humility and a deep respect for their responsibility in helping our customers achieve their goals and realize their dreams. Together, we are on a quest to change banking for good.

White Collar Factory (95009), United Kingdom, London, London Lead Software Development Engineer - Services About this role Capital One's mission is to change banking for good by bringing humanity, ingenuity and simplicity to banking. Sitting at the core of such values is our Software Engineering department whose primary role is to be an enabler of our ambitions. Capital One is looking for a Senior Software Development Engineer to join a backend team, based in our London office on a hybrid basis. Our Engineers are people who lead by example, build strong and valuable relationships and have the confidence to influence at all levels. We are proud of who we are and what we do and want you to join us at this particularly exciting time at Capital One. What you'll do You will lead a team or cross-functional squad in the delivery of complex and ambiguous projects that support a broader business outcome You will take end-to-end responsibility for technical design, implementation, and operational considerations Collaborate with engineers, architects, product owners, and stakeholders to ensure successful project outcomes You will play a crucial role in supporting the elevation of engineering enablement, excellence, and experience across the broader engineering community You will collaborate and contribute to the development and dissemination of standardised and sustainable best practices, tools, patterns, and frameworks that enhance the productivity and quality of engineering efforts business-wide Your focus is on a major portion of existing or new team software (e.g., significant component, set of features, mid-size application or service) You'll work to achieve the goals and vision shared by Product Management and your Tribe Leadership Innovate within your team, initiative area and contribute within your technical domain What we're looking for Proven experience in technical leadership, including leading a team or cross-functional squad Proven experience working in both backend services and mobile technologies Exceptional programming skills and knowledge of building APIs using modern OO languages preferably Java, SOLID principles, SOA, HTTP and REST Experience with AWS and strong understanding of cloud-based development Extensive, demonstrable knowledge of designing architectures that are secure and perform at scale You're able to effectively communicate and work collaboratively across engineering to maximise inner-sourcing opportunities and reduce waste Proven experience ability to deliver high quality applications at scale An advocate for quality and the ability to support the team, leveraging approaches such as Pair Programming, TDD and BDD Where and how you'll work This is a permanent position and will be based in our London office. We have a hybrid working model which gives you flexibility to work from our offices and from home. We're big on collaboration and connection, so you'll be based in our London office 3 days a week on Tuesdays, Wednesdays and Thursdays. What's in it for you Bring us all this - and you'll be handsomely rewarded with a role contributing to the product roadmap for an organisation committed to transformation We're continuing our journey into the public cloud and have problems of scale, security, availability and performance for you to help solve We love continuous learning and that's why we give you 10% of your time to work on cutting edge innovative projects that shape the way we will work in the future We offer high performers strong and diverse career progression, investing heavily in developing great people through our Capital One University training programmes (and appropriate external providers) Immediate access to our core benefits including pension scheme, bonus, generous holiday entitlement and private medical insurance - with flexible benefits available including season-ticket loans, cycle to work scheme and enhanced parental leave Open-plan workspaces and facilities designed to inspire and support you. Our Nottingham head-office has a fully-serviced gym, subsidised restaurant, mindfulness and music rooms. In London, you can heighten your mood with a run on our rooftop running track or an espresso at the Workshop Coffee café What you should know about how we recruit We are committed to creating a level playing field and seek to create teams that are representative of our customers and the communities we serve. We'd love to hear from you if you identify with a typically under-represented group in our industry and are particularly keen to hear from women and ethnic minority candidates. We pride ourselves on hiring the best people, not the same people. Building diverse and inclusive teams is the right thing to do and the smart thing to do. We want to work with top talent: whoever you are, whatever you look like, wherever you come from. We know it's about what you do, not just what you say. That's why we make our recruitment process fair and accessible. And we offer benefits that attract people at all ages and stages. We also partner with organisations including the Women in Finance and Race At Work Charters, Stonewall and upReach to find people from every walk of life and help them thrive with us. We have a whole host of internal networks and support groups you could be involved in, to name a few: REACH - Race Equality and Culture Heritage group focuses on representation, retention and engagement for associates from minority ethnic groups and allies OutFront - to provide LGBTQ+ support for all associates Mind Your Mind - signposting support and promoting positive mental wellbeing for all Women in Tech - promoting an inclusive environment in tech EmpowHER - network of female associates and allies focusing on developing future leaders, particularly for female talent in our industry Capital One is committed to diversity in the workplace. If you require a reasonable adjustment, please contact All information will be kept confidential and will only be used for the purpose of applying a reasonable adjustment. For technical support or questions about Capital One's recruiting process, please send an email to Capital One does not provide, endorse nor guarantee and is not liable for third-party products, services, educational tools or other information available through this site. Capital One Financial is made up of several different entities. Please note that any position posted in Canada is for Capital One Canada, any position posted in the United Kingdom is for Capital One Europe and any position posted in the Philippines is for Capital One Philippines Service Corp. (COPSSC). Who We Are At Capital One, we're building a leading information-based technology company. Still founder-led by Chairman and Chief Executive Officer Richard Fairbank, Capital One is on a mission to help our customers succeed by bringing ingenuity, simplicity, and humanity to banking. We measure our efforts by the success our customers enjoy and the advocacy they exhibit. We are succeeding because they are succeeding. Guided by our shared values, we thrive in an environment where collaboration and openness are valued. We believe that innovation is powered by perspective and that teamwork and respect for each other lead to superior results. We elevate each other and obsess about doing the right thing. Our associates serve with humility and a deep respect for their responsibility in helping our customers achieve their goals and realize their dreams. Together, we are on a quest to change banking for good.