java developer
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1,000 java developer job listings in United Kingdom. Find daily updated positions from leading job boards.
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Senior Java Developer for Scalable Telecom BSS/OSS
19 hours ago
London, England, United Kingdom Cerillion Americas Full-timeCerillion in London is seeking a Senior Developer to join our Software Engineering team. You will design, develop, and deliver enhancements to Cerillion’s core BSS/OSS products, mentor juniors, and collaborate with architects and cross-functional teams to ensure robust, scalable systems.The role focuses on Java-based technologies, Spring Boot, RESTful...
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Senior Java Developer: AWS, Cloud
1 day ago
London, England, United Kingdom Version 1 Full-timeVersion 1 is seeking an experienced Java Developer to design, develop, and maintain scalable Java applications. You will leverage AWS services to deploy cloud-based solutions, optimize database schemas, and support large-scale batch processing workflows.The role requires 5+ years of Java experience, strong knowledge of Spring/Hibernate/REST, and a...
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Senior Java Developer
2 days ago
Leeds, England, United Kingdom Mastek Full-timeMastek is seeking a Senior Java Developer for a Banking & Financial Services project in Leeds. You will design, develop and deliver cloud-native applications, champion best practices in security, DevOps, and software design, and mentor team members.The role emphasizes AWS services, Java/Kotlin expertise, and collaboration with cross-functional teams. The...
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Core Java Developer-Contract – Trading
4 days ago
london, United Kingdom Quant Capital Full-timeCore Java Developer – Trading Contract Outside IR35 Open Budget Quant Capital is urgently looking for a Core Java Developer to join a well known trading firm. No experience of finance is needed, finance isn’t what this firm does, tech is. Our client is an innovative tech driven trading (Equities and ETF’s) company with a pioneering new concept for...
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Java Developer Algo Trading 140k
4 days ago
london, United Kingdom Quant Capital Full-timeJava Developer Algo TradingLeading London-based trading firm has an outstanding opportunity for a Java Developer to join their Algo Trading Strategy team.This will be building out a brand new greenfield trading platform. You will be 1 of 2 developers for this project.Our client is a $200 million strong quant prop trading house with performance figures of...
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Senior Java Developer – London – Fintech
4 days ago
london, United Kingdom Adaptive Financial Consulting Full-timeWE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the...
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Senior Java Developer
5 days ago
London, England, United Kingdom bp Full-timeJob Title Senior Java Developer Location 80/20 with 4 days in Canary Wharf office Start Date ASAP Contract Length/End Date 31.12.27 Working hours 40 hrs/week Laptop will not be provided by bp Role Overview As a Quantitative Software Engineer, you will be Joining a high performing team exposed to many of the most exciting business and technology challenges BP...
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Senior Java Developer
1 hour ago
england, gb, England ALTEN Full-timeA global engineering consultancy is seeking a Senior Software Engineer to develop Java-based applications for advanced submarine systems. The role requires strong expertise in Java, REST API development, and Agile practices, with the opportunity to support vital naval operations. This position allows hybrid working with a focus on innovation and direct...
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Senior Java Developer
2 hours ago
Glasgow, Scotland, United Kingdom HCL Technologies Limited Full-timeHCLTech in the United Kingdom (Glasgow) is seeking a capable back-end engineer with strong Java and Python skills to build and maintain scalable services across distributed systems.You will work with REST APIs, container platforms like Docker/Podman and Kubernetes, and cloud automation tools including Terraform and Ansible. Experience with databases such as...
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London, England, United Kingdom HCL Technologies Limited Full-timeHCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life...
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Backend Java Developer – Data Fabric
3 hours ago
London, England, United Kingdom NextWave Consulting Ltd Full-timeBackend Java Developer – Data Fabric / Platform Engineering Location: London (Hybrid)Employment: PermanentSalary: £70,000 – £90,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role is for you. We’re building the core backend services of a Data Fabric platform that...
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Senior Java Developer
3 hours ago
London, England, United Kingdom RE Partners Full-timeWho We AreWho We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a preferred vendor for Fortune 500 companies and as a trusted partner...
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Senior Java Developer
7 hours ago
Winchester, England, United Kingdom IBM Full-timeA leading consulting firm in the UK is seeking a Senior Java Developer to work with Public Sector and Defence clients. You will design and implement high-quality applications using Java/JEE and modern web technologies. The ideal candidate has strong Java skills and experience with frameworks like Spring. This role offers a collaborative environment along...
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London, England, United Kingdom CMC Markets Full-timeОписаниеCMC 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...
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Java Developer with Kotlin
10 hours ago
Belfast, Northern Ireland, United Kingdom Citi Full-timeDiscover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview Discover your future at Citi Working at Citi is far more...
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Java Developer: Flexible Work, Open-Source
20 hours ago
London, England, United Kingdom Searchability Full-timeSearchability is seeking a skilled Java Developer to join our UK-wide team. You will design, develop and test complex multi-tier applications, focusing on scalable, resilient systems using Java, Spring, REST APIs and microservices.You will work in agile teams, applying TDD, pair programming and continuous integration to deliver high-quality software. The...
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Senior Java Developer: Kubernetes, CI/CD
2 days ago
Belfast, Northern Ireland, United Kingdom TEKsystems Full-timeTEKsystems in Belfast, UK is seeking a seasoned Java Developer with strong backend focus and full-stack capability. The role emphasizes Java as the primary backend language, with optional Python or TypeScript for ancillary components, and requires experience with Kubernetes, GitOps, SDLC practices, and CI/CD pipelines.You will develop and maintain...
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Senior Java Developer
1 day ago
London, England, United Kingdom Salt Full-timeSalt seeks a Senior Java Developer to design, develop, and maintain secure, scalable microservices on AWS. You’ll collaborate with platform engineers, QA, and product teams, following DevOps and security best practices. Hybrid role with 1–2 days on-site, starting ASAP for a 3–6 month contract.The role requires 5+ years of backend experience, strong...
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Senior Java Developer
6 days ago
Rotton Park, West Midlands, United Kingdom Version 1 Full-timeCompany DescriptionVersion 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success.Find out if this opportunity is a good fit by reading all of the information that follows below.Our deep expertise enables our customers to navigate the...
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Senior Java Developer
1 hour ago
London, England, United Kingdom Luxoft Full-timeProject descriptionJoin a global technology team developing high-performance, low-latency platforms supporting critical trading and real-time processing workflows. The project focuses on building event-driven and reactive Java systems designed to operate at high frequency with demanding latency and throughput requirements.The environment combines advanced...