426 to 450 of 585 Senior Developer Jobs in England

Ready to work somewhere that cares more about how you build software than how fast you can ship it? At Opencast, we don’t measure developers by the number of tickets you complete. We care ...

We’re hiring for a scaling digital products business building modern, cloud-based platforms used across financial services and enterprise. About the Role This is a hands-on, product-driven role — not consultancy, not legacy ...

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ ...

Funplazambsc in London is seeking a Senior .NET Core Developer to deliver design and development for key applications and services. The role is hands-on, covering architecture, coding, and deployment within production environments. You will work across the project lifecycle, from early initiatives through service transition, providing technical ...

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 … 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 ...

work model. The role requires collaboration across teams to deliver scalable solutions using C#, .NET, and modern web technologies. You will join the Software Developer team, reporting to the Developer Manager, and work in a hybrid setup with 60% remote and 40% in Milton Keynes. The ideal candidate ...

building trust, aligning our teams, and amplifying the impact of our work across internal and external audiences. We're looking for a Full Stack Developer to join one of our Software Development teams, building and maintaining the internal applications that power the Debenhams Group business — from warehouse and buying … Event-driven integrations using SNS, SQS and EventBridge Git and collaborative version control workflows WHAT WE LOOK FOR 5+ Years’ Full Stack Experience: Proven senior level professional experience building and maintaining full stack applications, comfortable working across the front end and back end. Proficiency in React & Node.js: Strong hands ...

C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record of developing with C# .NET. The Client would like ...

Games Workshop is recruiting an exciting new position for a Senior Front End Developer on a 18-month contract, delivering critical customer facing applications. In this key position you’ll work as part of an agile team developing front end solutions across our AWS cloud native platforms. … working together, it facilitates the rapid delivery of high-quality software and tools that are fit for purpose. You’ll be a creative developer and when faced with challenging situations, take an analytical and problem-solving approach to ensure software is always functional and available. Forward thinking in approach ...

London, United Kingdom | Posted on 12/10/2025 Responsibilities Analyze system integrations and design secure, compliant system and software architectures for enterprise data. Create architectural designs and diagrams using established standards and best ...

greenfield initiatives, zero bureaucracy, collaborative culture and stunning office space! Our rapidly scaling FinTech Client is seeking a highly skilled Kafka Engineer/Java Developer to become part of their elite engineering team. You'll join a group of exceptionally talented professionals with experience from top-tier organisations. They ...

rapidly growing business that converges enterprise networking and security into one centralized and global service delivered by cloud, who are looking for a Software Developer to join their newly formed London based team. Responsible for building their next generation platforms. You will work on high impact backend systems that ...

well-established financial markets firm is seeking a Senior Java Trading Systems Developer to support the continued development of its electronic trading technology.This is a hands-on engineering position focused on building and improving systems used to manage orders and trading activity across multiple markets and venues. … work closely with front-office users, quantitative specialists and technology teams to deliver reliable, scalable and high-performance solutions.The role would suit an experienced developer from an electronic trading, capital markets or market-making environment who is interested in joining a growing and technically ambitious business. Responsibilities Design, build ...

Oliver Bernard is seeking two experienced Senior Java Developers to join a major retail banking transformation programme in London. You will work on large-scale payments and accounts platform, designing and building high-volume, cloud-native systems. You'll create Java-based microservices, leverage AWS and Kafka, and collaborate ...

have the autonomy and support to make an impact as we build for the long term. About the role: the company is hiring a Senior Software Engineer II to join our Operational Excellence (OPX) team within the Developer Experience organization. DevEx is responsible for the engineering environment that … automated response workflows Datadog (or equivalent observabilty tooling like New Relic, Grafana). Proven experience working on large-scale enterprise software applications Experience in Developer Experience (DevEx) & Internal Portals: Designing and implementing solutions/tools that centralise and simplify engineering operations. Familiarity with cloud platforms ...

diverse, friendly, dynamic culture - with a focus on internal promotion and developing our people. Scope of Role ITRS Group is looking for Senior Java Engineer in London. Reporting to our Engineering Manager, you will sit in the Platform Team and form part of a wider global Engineering Team. … customer adoption through 2026. Our role offers a permanent, full-time position working from our London office on a hybrid work schedule. As a Senior Java Software Engineer, you will: Participate in all phases of the product lifecycle, including design, development, documentation, testing, integration, deployment, and ongoing support. Participate ...

Henry Boot is one of the UK’s leading land, property development and home building businesses, renowned for transforming land and spaces. Founded in Sheffield in 1886, Henry Boot was listed on the London Stock ...

fintech and AI talent acquisition agency is seeking an experienced Python developer to execute the full lifecycle of product development. The ideal candidate should have over 5 years of Python development experience, expertise in AWS Serverless, and excellent communication skills. Familiarity with containerization, microservices design, and agile methods ...

Onyx-Conseil is seeking a Senior Salesforce Developer to join our City London team on a 6-month contract. You will contribute to advanced Salesforce customization, Apex and Visualforce development, and Zuora integration work. The ideal candidate holds Salesforce DEV401, ADM201, and Sales Cloud certifications, 2–5 years ...

Methods is seeking a Java/Python Developer to help manage, build, develop and design Java applications with strong exposure to Spring Boot, microservices and system design. You will work as part of an Agile squad to develop Market Risk applications, collaborate with stakeholders, and shape the tooling landscape ...

Oxford Knight in London seeks a Senior Python Quant Developer to build components for live trading and simulations. You will contribute to systematic, computer-driven trading across equities, futures, and FX in a hybrid setup. The role requires 5+ years in Python within quantitative finance, a Masters/ ...

leading digital studio in Sheffield is looking for a Full Stack Senior Web Developer to lead the development of innovative digital solutions. You will manage both front-end and back-end tasks while ensuring high-quality user experiences. The ideal candidate will have strong skills in PHP, MySQL ...

Debenhams Group is seeking a Senior Full Stack Developer to help build and maintain internal applications powering the business. You will work across the full stack with React on the front end and Node.js on the back end, deploying to AWS in an event-driven setup. ...

YaRa Consulting LTD is looking for a Senior Dynamics 365 Developer to design and implement cutting-edge solutions for enterprise clients. The ideal candidate will have over 5 years of relevant experience in developing Dynamics 365 applications and a strong background in C# and Azure services. This position ...

Senior Quantitative DeveloperAbout MillenniumMillennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing ...