1 to 25 of 50 Remote/Hybrid Senior Java Engineer Jobs in London

Senior Java Engineer - Payments £60,000 TO 80,000 GBP Onsite WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Java Engineer - Payments UK Wide or Dublin | Remote First | Permanent We are currently recruiting for an experienced Senior Java Engineer … banking stakeholders to build highly scalable, secure and resilient payment solutions. ICON IPF experience is essential for this position. The Role As a Senior Java Engineer, you will: Develop and deliver large-scale payment solutions using Java 11, Spring Boot and microservices . Work extensively with ...

Senior Java Engineer Location: London | Hybrid/Remote Salary: up to £75,000, plus bonus We are seeking an experienced Senior Java Engineer with strong ICON IPF Payments experience to join a leading global consulting and technology organisation, working on large-scale payment transformation … developing and supporting large-scale payment systems and collaborating closely with major banking clients. Key Responsibilities Develop and deliver large-scale payment solutions using Java and modern cloud technologies. Work hands-on with the ICON IPF Payments framework . Design, develop and maintain microservices-based architectures . Build ...

Senior Java Engineer £55,000-75,000 GBP Pension, Benefits Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Java Engineer Payments Technology Location: London/Hybrid Working Salary: £55,000 - £75,000 + Benefits Package About the Role … working with a leading global consultancy seeking an experienced Senior Java Engineer to join a growing payments technology team delivering large-scale transformation programmes across the financial services sector. This is an opportunity to work on business-critical payment platforms, helping major organisations modernise their technology landscape ...

Senior Java Engineer £55,000-75,000 GBP Pension, Benefits Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Java Engineer Payments Technology Location: London/Hybrid Working Salary: £55,000 - £75,000 + Benefits Package About the Role … working with a leading global consultancy seeking an experienced Senior Java Engineer to join a growing payments technolo click apply for full job details ...

Senior Java Engineer - Payments £60,000 TO 80,000 GBP Onsite WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Java Engineer - Payments UK Wide or Dublin Remote First Permanent We are currently recruiting for an experienced Senior Java Engineer ...

Senior Java Engineer £60,000 - 75,000 GBP Bonus, Pension, Benefits Remote WORKING Type: Permanent Senior Java Engineer Payments Technology Location: UK Wide/Primarily Remote Working Salary: Up to £75,000 + Benefits Package About the Role We're working with a leading … global consultancy seeking experienced Senior Java Engineers to join a specialist payments engineering team delivering large-scale transformation programmes across the banking sector. This is an opportunity to work on complex payment processing platforms for major financial institutions, helping modernise critical systems through cloud technologies, modern engineering practices ...

Senior Java Engineer – Financial Services Are you a strong, hands-on Java Engineer with experience building high-performance, distributed systems within Banking or Financial Services? We're hiring on behalf of a leading FinTech consultancy that designs and delivers business-critical platforms for some … largest financial institutions. Previously we've been particularly focused on engineers coming directly from payments, but we're now keen to speak with strong Java Engineers from across the wider Financial Services market. This could include Banking, Payments, Cards/Merchant Acquiring, Trading, Capital Markets, Investment Banking or other ...

Senior Java Engineer Location: London Hybrid/Remote Salary: up to £75,000, plus bonus We are seeking an experienced Senior Java Engineer with strong ICON IPF Payments experience to join a leading global consulting and technology organisation, working on large-scale payment transformation ...

Vacancy detailSenior Java Engineer55,000-75,000 GBPPension, BenefitsHybrid WORKINGLocation: Central London, Greater London – United Kingdom Type: PermanentSenior Java EngineerPayments TechnologyLocation: London/Hybrid WorkingSalary: 55,000 - 75,000 + Benefits PackageAbout the RoleWe're working with a leading global consultancy seeking an experienced Senior Java Engineer to join a growing payments technology team delivering large-scale transformation programmes across the financial services sector. This is an opportunity to work on business-critical payment platforms, helping major organisations modernise their technology landscape through cloud-native engineering, modern architecture and complex payment processing solutions. What ...

Fynity is seeking a Senior Java Engineer to join a FinTech consultancy delivering high-performance, distributed platforms for Tier 1 financial institutions. You will stay hands-on and work with experienced engineers, architects and client teams to build scalable solutions. The role emphasizes deep Java engineering ...

Explore Group in London is seeking a Senior Java Engineer on a contract basis to help build a greenfield fintech platform. You will design and implement low-latency, high-throughput microservices with Java 21+ and Spring Boot, owning features from architecture to production. You will partner ...

Deutsche Bank is seeking a Senior Java Engineer for a Front Office/Fixed Income focused role in London. The contract runs for 6 months with hybrid work (in-office three days per week). You will develop and enhance trading systems, implement robust solutions, and contribute … shared codebase with emphasis on performance, scalability, and reliability. The ideal candidate has strong Java backend experience (Spring Boot), solid knowledge of Fixed Income trading workflows, and familiarity with #J-18808-Ljbffr ...

Contract Role – Senior/Lead AI Software Engineer Java & Python x 2 – London/Hybrid – 12 months initial – Inside IR35 PAYE Role Overview: Job Title: Senior/Lead AI Software Engineer Java & Python Location: Hybrid – 4 days onsite per week in London Contract Type … Contract Duration: 12 months initial Rate: £ per day Inside IR35 Strong Java and Python development skills in mission-critical applications required. Proven experience building AI-based solutions in enterprise environments, including both machine learning and generative AI use cases, is highly desirable. Strong understanding ...

collaboratively across Retail and Technology to make sure we only build components that genuinely add value. This role sits at the intersection of core Java engineering and developer experience. You’ll write high-quality production Java, but you’ll also care deeply about the experience of engineers building … tooling, the speed of feedback loops, the robustness of our CI/CD pipeline, and how easy it is for a new engineer to be productive from day one.What is in it for you: We’re all about the little helps. That’s why we make sure our Tesco ...

Citi is seeking a Senior Java Software Engineer for FX Options Risk (VP) to design, develop, and optimize our high-throughput, real-time risk system. You will work on low-latency processing, collaborate with the FX Options Trading desk, and guide the team with architectural excellence. … role requires deep Core Java expertise, experience with real-time streaming, and familiarity with containerization and cloud platforms. A hybrid work model and comprehensive benefits are offered. #J-18808-Ljbffr ...

ITRS Group in London is seeking a Senior Java Software Engineer to join the Platform Team. You will help build the core platform that ingests and transforms observability data for multiple applications, working on a hybrid schedule from our London office. You will participate in all phases ...

Senior Java Software Engineer – FX Options Risk (VP) This position is responsible for designing, developing, and optimizing our mission-critical, high-throughput FX real-time risk system. As a SeniorSoftwareEngineer, you will leverage your deep technical expertise to drive the architectural evolution of low-latency processing systems … adhere to corporate security, scalability, and stability standards to safeguard Citigroup, its clients, and assets. Hands-on Development Contribute hands-on as a primary engineer utilizing our modern tech stack: Core Java (multi-threading, concurrency, memory optimization),CouchbaseDB, Kafka, and Apache Storm. Solve complex real-time risk calculation ...

Systems, Inc. is seeking a Senior/Intermediate Java Engineer to join its R&D team in a hybrid London/Newry/Belfast role. Focus on backend and middleware development with Java 17 and Spring, integrating with kdb+ in a distributed, high-availability system. ...

Bounteous, a global AI Services firm, seeks a Senior Java Developer for a hybrid Glasgow role (3 days in office). Bring 4–12 years’ experience to design, build, and scale Java-based AI-enabled applications. You will work with Java 17, Kafka, Spring Boot ...

raised capital from some of the world's best investors: Sequoia Capital, Founders Fund, Brevan Howard Digital, Y Combinator, and Kaszek Ventures. Senior Software Engineer (Java) Location London Employment Type Full time Location Type Hybrid Department About ARQ ARQ is one of the fastest-growing fintechs … chance to grow fast with a world-class team, ARQ is the place to do it. What we're looking for As a Backend Engineer, you'll design, develop, and maintain scalable, secure, and high-performing backend systems that power our innovative products. You'll collaborate with a talented ...

Oliver Bernard is seeking an experienced Senior Java Developer to join a high-performing technology team on a 12-month contract in London. The role focuses on designing, developing and delivering high-quality Java applications within a complex, enterprise-scale environment. You will work with engineers, architects ...

ITRS Group is seeking a Senior Java Software Engineer in London to join the Platform Team. You will work on a core platform of distributed services that ingest and transform observability data for visualisation, analytics and integrations. This is a permanent, full-time role with a hybrid ...

99108127280Posted: 2026-08-21Location: London, England, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiSenior Java Software Engineer – FX Options Risk (VP)This position is responsible for designing, developing, and optimizing our mission-critical, high-throughput FX real-time risk system. As a Senior Software Engineer … adhere to corporate security, scalability, and stability standards to safeguard Citigroup, its clients, and assets. Hands-on Development Contribute hands-on as a primary engineer utilizing our modern tech stack: Core Java (multi-threading, concurrency, memory optimization), CouchbaseDB, Kafka, and Apache Storm. Solve complex real-time risk calculation ...

White City (London) client is looking for two experienced Senior Java Software Engineers to join its Technology team on an Inside IR35 contract. This is a hybrid role with once a week office visits. You'll design, develop and deliver high-quality software solutions, working closely with architects … also lead technical discussions, champion engineering best practices, mentor junior developers and contribute throughout the full software development lifecycle. You must have - Strong Java development experience. Object-oriented programming expertise. Scripting with Python, Bash or Ruby. Strong experience with TDD/BDD and automated testing. Excellent communication and collaboration ...

offer you the chance to do it on a global scale and play a real role in shaping our exciting journey.The role As a Senior Software Engineer, you will be a hands-on member of a high-performing engineering squad, building and operating business-critical digital services. This … backend-led full-stack role. You will use Kotlin or modern Java, ideally Java 17 or later, together with the wider JVM ecosystem, to develop reliable services and APIs. You will also contribute to modern web interfaces using technologies such as React and TypeScript. You will work ...