1 to 25 of 27 Senior Java Engineer Jobs

Senior Java Engineer | Aerospace Software | Hybrid/Remote Ready to build software that supports missions beyond Earth My aerospace client is entering an exciting growth phase and is looking for a Senior Java Engineer to take ownership of key parts of a cutting-edge … software product suite. This is a hands-on, high-impact role where you'll drive design decisions, build robust Java systems, and help shape how next-generation aerospace ground software is developed. What you'll be doing Designing, developing and testing high-reliability ground software Owning complex features ...

Senior Java Engineer (Core Java) £100,000 - £130,000 Central London - Hybrid A high-growth, privately backed Enterprise SaaS company is seeking a Senior Core Java Engineer to join its London-based engineering team. The organisation builds large-scale, mission-critical platforms used … throughput distributed systems, solving complex engineering problems at scale within a collaborative, high-performing team. Key Responsibilities Design, build and maintain high-performance distributed Java services Contribute across design, development, testing, deployment and support Collaborate closely with other engineers to deliver customer-centric solutions Mentor and be mentored within ...

Title: Senior Java Engineer (Smart Contract) Location: London Contract: 12 Months Are you a passionate Senior Java Developer looking to make a significant impact in an innovative environment? Our client is seeking a talented individual to join their dynamic team in London, where … fast-paced atmosphere and enjoy collaborating with cross-functional teams, this opportunity is for you! What We're Looking For: Strong expertise in Java and Spring/Spring boot. Hands on Smart Contract (Solidity) experience in essential Experienced in financial services , Ideally Commercial Lons. Experience in developing and deploying ...

Java Engineer - 4 days onsite near Birmingham Java, Springboot, Microservices, AWS, Docker, KubernetesI’ve partnered with an iconic brand with an unmistakably rich heritage.Join a small engineering team modernising the software behind a range of high-performance luxury British sports cars. You’ll rebuild legacy internal tools … into modern Java-based systems, reverse-engineer existing code, and test your work directly on brand new sports cars!What You’ll Do:? Rebuild and modernise internal systems using Java, Java-based scripting, Spring Boot, Maven, and some React.?Reverse engineer existing tools to understand ...

Role: Lead Java Engineer - Risk & Compliance Platform Location: London (hybrid) Salary: £125,000 - £150,000 + Bonus Are you an exceptional Java engineer ready to step into a true leadership role within one of the most critical platforms in global banking? We're working with … tier financial institution who are expanding their Risk & Compliance Platform Team and are looking for a Lead Engineer to help shape and deliver large-scale, business-critical systems across Market and Credit Risk. You'll be responsible for designing, building, testing and implementing high-quality software across the full ...

Hiring: Senior Full Stack Java Developer, South West, £70 - £90,000 A tech for good role at its finest. I'm looking for a Senior Full Stack Java Engineer to join a small, highly technical team, building software that supports investigate and analytical work. … hands on role where you will contribute across the platform. Role requirements: Building secure Back End services (Java, Spring Boot); Designing, developing and maintaining cloud-native applications; Developing Front End interfaces (React/Javascript) Writing clean and well tested code! Great communication experience Working Structure: Bristol/Flexible (hybrid ...

Senior Java/Python Engineer Location : London (5 days in office) Duration 12 months Competitive Day Rate (Inside IR35) Key Skills: Proficient in Java/Python concepts and proficient advanced experience. Hands-on practical experience delivering system design, application development, testing, and operational stability, particularly ...

Senior Full-Stack Engineer (Java & Python) We are seeking a high-impact Senior Full-Stack Engineer to join a growing technology team for a leading investment house supporting market data services within a regulated, enterprise environment. This role sits at the intersection of data engineering … MUST have 5+ years experience in data or software engineering within financial services or a similar regulated industry. Strong full-stack experience with Python , Java (Spring Boot) , React , SQL, and relational databases. Hands-on experience with modern data engineering tools (e.g. Airflow, Spark, Kafka, dbt, Snowflake or similar). ...

Lead/Senior Software Engineer for 12 month contract on site in London. Working for a Big 4 professional services firm delivering software projects. Java, Python, Cloud Native AWS, AI, DevOps, CI/CD - Jenkins/GitLab Lead/Senior Java/Python EngineersBig … Consultancy 12 month contract On site in London Location : London (5 days in office) Duration 12 months Key Skills Proficient in Java/Python concepts and proficient advanced experience. Hands-on practical experience delivering system design, application development, testing, and operational stability, particularly in cloud environments. Advanced knowledge ...

Senior Full-Stack Engineer (Java & Python) We are seeking a high-impact Senior Full-Stack Engineer to join a growing technology team for a leading investment house supporting market data services within a regulated, enterprise environment. This role sits at the intersection of data engineering ...

Lead Software Engineer – Java Microservices | London (1 day per week on-site) | £74,000 – £92,000 + Package We’re partnering with a leading UK bank to recruit a Lead Software Engineer with strong Java and microservices expertise. This is a hands-on role building high … building robust microservices that support high-traffic user experiences, serving thousands or millions of concurrent users. What We’re Looking For Proven experience developing Java microservices for high-traffic applications (retail, e-commerce, media, or streaming platforms). Hands-on experience with the full software lifecycle in agile environments ...

leading risk assessment partner in Dublin is seeking a Senior Java Software Engineer to enhance service architecture and mentor junior developers. The role involves collaboration with technical teams, resolving complex issues, and promoting coding best practices. Candidates should have experience in Java, Agile methodologies, and familiarity ...

Prestigious opportunity for a Senior Applications Engineer with a Global Investment Management company expanding its new offices in Manchester.We are seeking a Senior Application Engineer (Backend cloud-based application development), with deep technical expertise and thought leadership. You will drive strategy for your area of expertise … involves mentoring junior staff, ensuring high-quality deliverables, promoting best practices like TDD and BDD, and leading engineering practices across the SDLC. As a Senior Applications Engineer you will be responsible for:- Providing technical expertise in Backend Development, supporting the team with effective solutions and practical insights Participating ...

Lead/Senior Java/Python Engineers Big 4 Consultancy 12 month contract On site in London Location : London (5 days in office) Duration 12 months Key Skills Proficient in Java/Python concepts and proficient advanced experience. Hands-on practical experience delivering system design, application development ...

Contract Role – FX e Trading Senior Full Stack Engineer (React TypeScript + Java) – London/Hybrid – 12 months initial – Inside IR35 As a FX e Trading Senior Full Stack Engineer (React TypeScript + Java) as a technically strong, hands-on engineer who understands … trading workflows and modern full-stack architecture and can lead delivery of a mission-critical trading platform. Role Overview: Job Title: FX e Trading Senior Full Stack Engineer (React TypeScript + Java) Location: Hybrid – up to 4 days onsite per week in London Contract Type: Contract Duration ...

Technical Lead/Senior Backend Engineer (Golang/Java Microservices) Hybrid – 3 days per week onsite Experience: 5–8 Years I am recruiting on behalf of my client, a leading global technology services and consulting company , for an experienced Senior Backend Engineer with strong Golang … Java microservices expertise. You will join a highly skilled team responsible for building and securing enterprise-grade, cloud-native backend services , supporting mobile applications within a large, regulated environment. Role Overview This role is hands-on and delivery-focused, requiring deep experience in RESTful API development , microservices architecture ...

Hybrid Remote | National-Scale Digital Platforms | Public Sector A leading global technology organisation is hiring Senior Java Engineers to work on large-scale digital platforms used by millions of people across the UK. This is a hybrid-remote opportunity where youll work predominantly from home, with occasional travel … public sector systems at national scale Modern engineering practices and mature Agile delivery Strong focus on technical excellence, collaboration, and innovation Clear progression for senior and lead engineers What youll be doing Designing and building modern, scalable back-end applications using Java Delivering features end-to-end within ...

Hybrid Remote National-Scale Digital Platforms Public Sector A leading global technology organisation is hiring Senior Java Engineers to work on large-scale digital platforms used by millions of people across the UK. This is a hybrid-remote opportunity where youll work predominantly from home, with occasional travel ...

technology solutions company in Ireland is seeking a Senior Software Engineer to drive application development and ensure high-quality deliverables. The ideal candidate will have 6-8 years of experience with expertise in Java and J2EE, along with a strong understanding of Agile methodologies and familiarity with ...

Title: Java Developer (Electronic Trading Platform - FIC) Contract Type: Outside IR35 Location: London Day Rate: Up to £950 per day Flexible Hybrid working: 1-2 days a week in London City offices Client: Prestigious Investment Bank Industry: Investment Banking Duration: 12 months +. Also open to contract to permanent … conversions Overview: We are seeking an experienced Java Developer to join a high-profile investment banking client in London on a contract basis. The successful candidate will work on an Electronic Trading Platform for the FIC business . This is an exciting opportunity to contribute to the development ...

leading analytics provider is seeking a Senior Software Engineer in Dublin. This role involves software design and development, collaborating with teams to clarify requirements, writing specifications, and mentoring junior members. Ideal candidates have expertise in Java and familiarity with Agile methodologies. A commitment to continuous learning ...

Senior Full Stack Engineer – FX e-trading – Java/React Duration: 12 months Pay: £759-900/day (PAYE/umbrella) Location: London (hybrid working – 2 days onsite) Senior Full-Stack Engineer – FX e-Trading (React/TypeScript + Java) About the role Help … What you’ll do Lead design and development of full-stack features: React/TypeScript web apps, desktop container integrations (OpenFin or similar), and Java services. Architect and implement scalable, event-driven, and microservices-based backend components (e.g., Spring Boot), including APIs, market data, order/risk workflows ...

leading risk assessment company in Dublin seeks a Senior Software Engineer I to enhance service architecture and support product delivery. The role involves collaborating with teams to clarify requirements, resolve technical issues, and promote best practices in coding. Candidates should have strong Java skills, problem-solving abilities ...

leading audio advertising solutions company in Dublin is seeking a Senior Software Engineer to build and maintain high-performance backend services. This role demands over 4 years of experience in Java, along with skills in developing REST APIs, microservices, and working with container technologies. You will collaborate ...

Location : Burgess Hill Work frequency in the office :3 days work from office Job Summary As a Senior Engineer in you will be building core features and functions of card transaction systems on distributed platform deployed in the cloud. Actively participating in agile teams and the latest development … practices, writing code and unit tests, working with API specs and automation. Engineers use Java Technologies to drive innovation while also finding opportunities for adopting new technologies. As a part of technical team, you will work to bring ground-breaking and diverse ideas to life that power the digital ...