2,076 to 2,100 of 4,291 Java Jobs

Java Software Engineer – Ground Systems (Space)

Location
United Kingdom
Bright Ascension Ltd is seeking an experienced Java Software Engineer to join our Ground team. You will contribute to ground software development, participate in the full software lifecycle, and help deliver high-quality, reliable software in a fast-paced environment. The role is full time with hybrid working in Edinburgh ...

Software Engineer (Java & C++) - Build Impactful Systems

Location
Basingstoke, England, United Kingdom
Associates, on behalf of a leading UK technology client, is seeking a Software Engineer specializing in Java and C++ to join a dynamic team. You will design, implement, and optimise core systems, collaborating across disciplines to deliver robust solutions in a fast-paced environment. The role emphasizes strong code quality ...

Senior Backend Engineer (DV Cleared) - C++/Java

Location
Cheltenham, England, United Kingdom
Origin8tive Ltd is seeking an experienced Software Developer to design, develop, and maintain high-performance backend software using Java and C++ within Linux environments. You will work closely with customers and internal teams to translate requirements into robust, scalable solutions. As a senior engineer you will provide technical leadership, mentor ...

Senior Full-Stack Java Engineer - AI-Driven Integrations & Azure

Location
Greater London, England, United Kingdom
Luxoft in London is seeking a Senior Full Stack Java Engineer to design, develop, and deliver enterprise integration solutions connecting Loan IQ with upstream and downstream platforms. You will leverage AI-assisted development tools and Agentic AI practices to automate SDLC processes, improve coding efficiency, testing, debugging, and documentation while ...

Low-Latency Java Engineer for Real-Time Payments & Kafka

Location
Bournemouth, England, United Kingdom
seeking a Software Engineer II to join the Global Liquidity and Cash Management Technology team. You will design, develop, and maintain high-performance Java services that power real-time liquidity and cash management. The role emphasizes collaboration across global teams, code reviews, architecture discussions, and automated testing. You will grow ...

Full-Stack Tech Lead: React & Java Architecture

Location
Greater London, England, United Kingdom
ownership. You will deliver high-quality, scalable software while maturing a high-performing engineering team. You will lead a platform built on React and Java (Spring Boot), drive best practices, CI/CD, testing, security and performance, and mentor engineers as the team grows through 2026 and beyond. #J ...

Senior Backend Java Developer – Hybrid, Global Finance

Location
Dundonald, Northern Ireland, United Kingdom
Citi Belfast is hiring Experienced Backend Java Developers to contribute to, and in some cases lead, the design and development of core backend services. The role spans Assistant Vice President to Senior Vice President levels, with a hybrid working model (up to 2 days from home per week), a competitive ...

Senior Low-Latency Java & Kafka Engineer

Location
Bournemouth, England, United Kingdom
Fairygodboss is looking for motivated Java engineers to join JPMorgan's Liquidity and Account Solutions Technology team. This role involves designing and developing modern technology solutions, ensuring high performance and stability within the system. As a Software Engineer III, you will collaborate with a global team to enhance the liquidity ...

Java & C++ Software Engineer - Hybrid (Oxfordshire)

Location
Abingdon, England, United Kingdom
requires working on new products and features using Agile methodologies, collaborating with architects and developers. The ideal candidate should have over 4 years of Java and C++ experience, familiarity with build tools, and a strong understanding of design principles. The role includes managing team activities and maintaining knowledge of emerging ...

Low latency Java Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
latency Java Developer – Algo Trading130,000 + 50%Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their low latency trading team. Our client quant prop trading house with performance figures of 22%. They are currently looking to expand their high and intraday … trading presence across FX, equities and commodities. The Java Developer will: Work closely with the Head of Trading and the Quant Team and assist in design and development of new trading algorithms, mainly in JavaHelp engineer a new greenfield low latency trading platformWork on connectivity to Financial ExchangesImprove/maintain ...

Java Application Architect

Location
Greater London, England, United Kingdom
Java Software Architect 3-5 Month contract - Inside IR35 - up to £620 per day London based - hybrid working - 1 day a week onsite Insurance sector Role Overview We are seeking a hands-on Java Software Architect to lead the assessment, modernisation, and migration of enterprise Java applications. This role requires … risks, and supporting project planning and implementation from both architectural and engineering perspectives. Key Responsibilities Lead architecture assessment, modernisation planning, and migration of enterprise Java applications. Define and drive the technical architecture and implementation approach for complex Java-based enterprise applications. Assess application dependencies, frameworks, integrations, infrastructure components, and security ...

Java Full Stack Dev — AWS Cloud & webMethods

Location
Bournemouth, England, United Kingdom
Mphasis seeks a Java Full Stack Developer with AWS and webMethods expertise to design and build enterprise-grade applications. You will work on cloud-native solutions, implement integration flows, and ensure scalable, high-performance software across distributed teams. The role emphasizes hands-on coding, data processing, and continuous delivery using ...

Java Software Engineer - Scalable Global Payments Platform

Location
Milton, England, United Kingdom
Worldpay is hiring a Software Engineer to design and develop Java-based solutions for a high-capacity, 24/7 payments gateway. You will work with a cross-functional team across the UK and US, ensuring code quality, security, and reliability in a Linux environment. You will collaborate with software ...

Backend Engineer, Java (Hybrid London) – Stock Options

Location
Greater London, England, United Kingdom
scalable backend systems powering our product suite. You will build REST APIs and microservices, focusing on reliability, security, and performance. The role requires strong Java skills, a degree in CS/engineering, and excellent English. You will join a high-impact team in a hybrid work setup, and be part ...

Senior Java Lead Engineer - AI & Data Platforms

Location
Greater London, England, United Kingdom
leading global financial markets provider is seeking a highly skilled Lead Java Engineer with over 12 years of backend software engineering experience. The role focuses on building the FTSE Russell Index Platform and involves leading projects from start to finish. Candidates must have strong algorithms and data structures skills. Benefits ...

Low latency Java Developer - Algo Trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
REMOTE Low latency Java Developer – Algo Trading120,000 + bonuses (50%)Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their low latency trading team. Our client quant prop trading house with performance figures of 22%. They are currently looking to expand their … high and intraday trading presence across FX, equities and commodities. The Java Developer will: Work closely with the Head of Trading and the Quant Team and assist in design and development of new trading algorithms, mainly in JavaHelp engineer a new greenfield low latency trading platformWork on connectivity to Financial ...

Senior Java Engineer - Options Algorithmic Trading

Location
Greater London, England, United Kingdom
will work across teams to deliver low-latency, secure systems in a fast-paced environment. You will drive high-quality production code in Java, mentor peers, and help establish automated testing and validation practices. The role emphasizes responsible AI use and resilient design within Electronic Trading Technology. #J-18808-Ljbffr ...

Senior Java/React Engineer – AI-Driven Risk Platform

Location
Auchentibber, Scotland, United Kingdom
Glasgow, United Kingdom seeks a Software Engineer III to join the Corporate Technology Credit Risk team. You will design, build and deliver secure, scalable Java back-end services and modern front-end components with React, supporting risk workflows and data analytics. You will work in an agile environment, using ...

Java/Kotlin Engineer — Shape the Future of Global Finance

Location
Greater London, England, United Kingdom
Citi is recruiting for a Prime Brokerage Technology role in London. You will own and deliver Java/Kotlin components within the Core Prime Brokerage platform, contributing to CI/CD, automated testing and SDLC improvements. You will work closely with analysts, plan features, and document technical work while supporting ...

Java Developer — Cloud & Client Delivery (UK Travel)

Location
Glasgow, Scotland, United Kingdom
慨正橡扯 is seeking an experienced engineer proficient in Java to lead client accounts and deliver high-quality engineering solutions in Glasgow/Edinburgh. You will work hands-on with our clients to build innovative digital products while contributing to internal engineering discussions. The ideal candidate has expertise in cloud solutions ...

Senior Backend Engineer (Java/Kotlin) – FinTech, Scalable Cloud

Location
Greater London, England, United Kingdom
TwinThread seeks a Software Engineer III for Backend Engineering focused on Java/Kotlin in London. This role emphasizes collaboration, problem-solving, and adaptability within a team. You will be responsible for building scalable and reliable solutions, investigating issues, and ensuring high performance. A strong focus on ethics and teaching ...

Low Latency Java Developer

Location
Greater London, England, United Kingdom
London | Electronic Trading | Java | Low Latency We're working with a technology-driven trading business looking for a hands-on Java Developer to build and enhance high-performance electronic trading systems. You’ll work closely with traders and quantitative developers, building systems where latency, performance and reliability directly impact trading … outcomes . What you’ll be doing Designing and developing low-latency, high-throughput Java trading systems Building pricing, hedging, risk and algorithmic execution components Working directly with traders and quantitative developers Developing market-data and order gateways Integrating quantitative models into production trading systems Working with FIX, multicast ...

Senior Software Engineer — AI-Driven Enterprise SaaS (Java)

Location
Ruddington, England, United Kingdom
International UK Limited in the United Kingdom is seeking a skilled Java professional to design, develop and maintain enterprise-scale SaaS apps powered by Jakarta EE/J2EE, with modern front‐end work in Angular and TypeScript. You will help define engineering standards, improve platform scalability, mentor engineers through code ...

Senior Java Microservices Engineer - Hybrid & Mentoring

Location
Bexhill-on-Sea, England, United Kingdom
join their CIO Technology Engineering team in Bexhill-on-Sea. In this role, you will be responsible for designing, building, and maintaining scalable Java-based microservices in a commercial environment. You will collaborate with agile teams, mentor junior developers, and contribute to architectural decisions while ensuring high code quality. This ...

Post-Trade Cloud Engineer — Java & Microservices

Location
Greater London, England, United Kingdom
Senior Associate Engineer for Post Trade. The role involves building a cloud-based market infrastructure, focusing on engineering excellence, event-driven microservices, and advanced Java development. Candidates should possess strong skills in database management, cloud architecture, and agile methodologies. This position offers an opportunity to contribute significantly to innovative solutions ...