132,411+ Java Developer Java Developer Lead Jobs in London, UK — Local Employers Hiring July 2026

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Remote Oracle CPQ Developer Integration and Optimization

A global innovator of business and technology services is seeking an Oracle CPQ Developer for a fully remote position within the UK. In this role, you will provide programming and troubleshooting support for Oracle CPQ applications, enhance the CPQ environment's stability, and integrate CPQ with enterprise syste ...

VP Software Engineer AI Driven Cloud Platform

Goldman Sachs is searching for a software developer in Greater London to work on the Consolidated Trade Ledger initiative. This role requires over 8 years experience in Java and familiarity with AI tools like GitHub Copilot. You will design and implement high-availability, cloud-native services while collaborati ...

Back end Engineer: Build Scalable Web Apps & APIs

Business d’Or LLC. is seeking an experienced Back-end developer to join our IT team in Greater London. This role requires expertise in server-side applications and a passion for creating new software while enhancing existing solutions. The ideal candidate will work closely with developers to maintain s ...

Senior Murex Front Office Developer Hybrid/Remote

A leading financial services company is seeking an experienced Murex Front Office Developer to work on enhancements for Murex business users. The ideal candidate will have a strong functional knowledge of Murex 3.1, particularly with e-Tradepad templates and curve configurations. A solid understanding of at leas ...

Foundations Infrastructure Software Engineer Intern

Palantir is seeking a Software Engineering Intern to enhance the developer experience by improving the scalability and reliability of its platforms. This role involves collaborating closely with engineers and non-technical team members on various projects from idea generation to rollout. The ideal cand ...

Full Stack Engineer: Java Microservices & Scalable APIs

FDJ UNITED is seeking a Backend or Full Stack Developer/Engineer to engage in the full system life cycle, focusing on scalable, maintainable services for our customer service back offices. This role offers the opportunity to deepen technical knowledge, work with experienced engineers, and grow into a senior p ...

Senior Java API Engineer – Pricing Platform (Hybrid)

A leading retail technology firm in Greater London is seeking a skilled Java Developer to join their Price Service team. The role involves designing robust, scalable APIs used across all of Tesco’s channels, serving millions of shoppers weekly. Key responsibilities include implementing systems, translating produ ...

Software Engineer AWS, PHP/Python/Java

EVORA Global is looking for a Software Developer to join their team in London, England. The ideal candidate will have experience in developing and hosting enterprise-grade software utilizing Amazon AWS. Proficiency in object-oriented PHP, Python, Java, and Linux is essential. This full-time position of ...

Senior Data Integration Engineer Platform & AI

DRW in the United Kingdom is looking for an experienced software developer to design and deliver software services and data tools that enhance their Data Platform. The ideal candidate will have over 8 years of experience in data-heavy software and be proficient in Python, Java, or C#. This role requires a strong ...

Fullstack Software Engineer Cloud Services (.NET/Java)

Sky UK is looking for a Software Developer to help build cloud-based services and applications as part of our Group Content Platform. You'll participate in all stages of the software development lifecycle, from analysis and design to implementation, using C# and Java. The ideal candidate will have exte ...

Senior Software Engineer: Unified Trading Platform & Orders

P2P is seeking an experienced server-side developer with a strong foundation in micro-service architectures and expertise in Java, Python, and Clojure. You will work on both legacy and new developments, driving projects to completion with an emphasis on scalability and testing. The successful candidate ...

Senior Golang Engineer for High Performance Quant Trading

Saragossa is seeking a Senior Developer to contribute to building high-performance quant trading platforms. This role is crucial in a small, technical team that works closely with engineers, traders, and quants to advance automated strategies in global sports markets. The position involves primarily co ...

AI Driven Backend Engineer (Java/Kotlin) for API Mock SaaS

WireMock is looking for an experienced Java/Kotlin developer based in London to join their dynamic team. The role involves designing and supporting backend features for a commercial SaaS product, along with maintaining cloud infrastructure. Candidates should have at least 6 years of professional software develop ...

Senior React UI Engineer — Hybrid London (6 mo)

Java Script Works is offering a job opportunity in London for a React JS Developer. The ideal candidate will have a thorough understanding of React.js and its core principles and vast experience in building web-based client-server applications. This role offers a hybrid work arrangement, requiring 2 to ...

Head of Front Office Trading Systems — Low Latency

Orbis Group is seeking a Credit Systematic Trading Developer (Director) to work in London. In this hybrid role, you will design and implement low-latency trading systems, developing pricing, risk, and PnL services while collaborating closely with traders and quantitative teams. The ideal candidate has ...

Java Software Engineer – Full‑Stack, Hybrid, Fast Growth

Netcompany Group A/S is seeking a skilled developer to enhance its technology consultancy services in Greater London. You will engage in full-cycle software development, actively coding and managing project responsibilities. With over 2 years of experience in IT, a degree in a relevant field is essential. </p ...

Backend Developer Bazel

Backend Developer – Bazel Location: London, UKJob Type: Contract Our Product Area, Platinum, has historically owned and operated both our VCS and CI systems in addition to the Fleet Management product for helping developers manage large‑scale software changes. Over the past year we hav ...

Senior Frontend Developer

Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform w ...

Senior Backend Engineer: APIs & Production Reliability

Addition, located in Greater London, is seeking a Senior Developer to enhance their reputable SaaS platform used by thousands globally. Candidates should have solid experience in backend engineering, specifically C#, Java, or Go, alongside proven abilities in managing and debugging production systems. The rol ...

Senior Java Architect: AI Driven Cloud & Scalable Apps

Capgemini is seeking a Senior Java Developer to join its Financial Services Business Unit in Greater London. In this role, you'll architect scalable applications that help drive impactful business outcomes. You'll be part of a collaborative and AI-driven team that values continuous learning and quality engine ...

Platform Engineer — Developer Tools & CI/CD

Sivara GmbH, a UK-based SaaS company, is looking for a skilled Software Engineer to join their Platform Engineering Group. You will design and build internal developer tooling to enhance the software development process. The role requires strong engineering skills in languages like C#, Java, and Python ...

Senior Site Reliability Engineer: Scalable, Automated Services

APPLE in Greater London is seeking a Software Developer in Site Reliability Engineering (SRE) to ensure the reliability and performance of services like iCloud. The ideal candidate will leverage data and automation for operational excellence and manage the server software stack. With over 5 years of experienc ...

AI Fleet Platform Lead Autonomous Infra

Job Search Place Limited is seeking a seasoned leader for the Platform Developer Experience team. This role focuses on shaping AI as a core operating layer of platform infrastructure, directly enhancing software delivery for Spotify and beyond. The successful candidate will guide a team developing AI-n ...

Automation Testing Engineer Trading Platform & CI/CD

Mondrian Alpha is searching for a Developer in Testing to join their London-based Technology team. The successful candidate will own technical products for the trading platform, engineering automated solutions instead of traditional QA tasks. The role involves shaping testing strategies, building test ...

Low Latency HFT Quant Developer

Queueco is seeking a talented Quantitative Developer specialising in High-Frequency Trading (HFT) to join their team in Greater London. This role involves designing and optimizing low latency trading systems while collaborating with traders and researchers to improve performance and efficiency. The ide ...

Senior ETRM Platform Developer for Trading Lifecycle

Castleton Commodities International, LLC is looking for a Senior ETRM Application Developer. You will be responsible for building and enhancing applications that support the entire commodities trading lifecycle. The role involves designing services, data pipelines, and implementing production support for trad ...

Senior Backend Engineer AI Powered SaaS

Echobox, a fast-growing company based in London, is looking for a Back-End Developer to work closely with the Product team and Data Scientists. You will design and maintain systems supporting our AI-driven services, ensuring performance and reliability while meeting launch deadlines. Ideal candidates s ...

Equities Front Office Tech Engineer Java & FIX

A leading financial services firm is seeking a developer to work on key projects for their Equities business in London. This role involves supporting front-office trading teams and local middle office functions, along with developing applications critical to client reporting and trading operations. The ideal can ...

Mobile Voice Engineer (Android) – VoIP & Multi Network

Mobilus Labs Limited in Greater London is seeking a Mobile Software Developer to join their innovative team focused on voice communication technology. The role involves designing and developing a mobile app, implementing cutting-edge features, and collaborating within an agile environment. The ideal ca ...

Salesforce Developer & Web Tech Specialist

Job Requirements Oriented methodologies and approaches Preferred expert knowledge of relational databases and data modelling Preferred proficiency in Javascript, AJAX, SQL, HTML, CSS. This is a unique opportunity for someone to expand further into web tec ...

Senior Developer for GOV.UK One Login (AWS/TypeScript)

A UK government agency is seeking a Developer to join the GOV.UK One Login Programme. You'll work in a fast-paced environment with a focus on developing secure, robust digital services for all citizens. The ideal candidate will have experience with cloud technologies, TypeScript or Java, and an understanding of ...

Salesforce Developer in London Quant Capital

Job Requirements Oriented methodologies and approaches Preferred expert knowledge of relational databases and data modelling Preferred proficiency in Javascript, AJAX, SQL, HTML, CSS. This is a unique opportunity for someone to expand further into web tec ...

Senior Software Engineer (Remote) – Cloud & Collaboration

A leading technology firm in the United Kingdom is seeking an experienced Senior Software Developer to join their remote team. The candidate should have a proven track record of developing high-quality applications and solutions. Responsibilities include designing, developing, and implementing software based on ...

Full Stack Engineer (.NET/Java) Cloud & API Innovator

SKY is seeking a cloud services developer to join their Content Technology and Innovation team in Greater London. In this role, you will collaborate on building and enhancing Cloud-based applications while supporting production services. The ideal candidate should have extensive knowledge in .NET (C#) and Jav ...

Staff Software Engineer (Kotlin/Java) HealthTech, Equity, Hybrid

Client Server is seeking a Staff Software Engineer / Developer (Kotlin Java JVM) in Greater London. In this hybrid role, you will join a HealthTech startup focused on improving patient care through innovative technology. The position involves working hands-on on Greenfield applications with a tech stack inclu ...

AI Fleet Platform Lead Autonomous Infra

Job Search Place Limited is seeking a seasoned leader for the Platform Developer Experience team. This role focuses on shaping AI as a core operating layer of platform infrastructure, directly enhancing software delivery for Spotify and beyond.The successful candidate will guide a team developing AI-na ...

Murex Front Office / Developer UK or Nearshore

Murex Front Office / Developer- The bank is looking for an experienced Murex Front Office BA/Developer to work on changes and enhancements for Murex business users. Role requirements: A good functional knowledge of Murex 3.1, specifically around e-Tradepad templates, pre-trade, curv ...

T24 Developer London (Hybrid) Temenos T24/TAFJ/Oracle

T24 Developer – London (Hybrid) – Temenos T24/TAFJ/Oracle TrinIT Talent are looking for a T24 Developer to come on board for an initial 6-month contract based in London, with 50% onsite attendance required. This role falls Inside Scope of IR35 and is paying £425 per day. Job Description ...

Senior Software Developer with Liferay or Angular

Job Description Senior Software Developer with Liferay or AngularYou have a degree in Engineering, Computer Science or other IT related education please (Bachelor/Master).Must be very enthusiastic about Java-based web/enterprise application development and deployment ...

Senior Software Developer with Liferay or Angular

Job Description Senior Software Developer with Liferay or AngularYou have a degree in Engineering, Computer Science or other IT related education please (Bachelor/Master).Must be very enthusiastic about Java-based web/enterprise application development and deployment ...

FULL STACK DEVELOPER OPEN REPLY

Career Opportunities: Full-Stack Developer - Open Reply (10844) Requisition ID10844 -Posted - Years of Experience (1) -Technology - Where (1) Reply specialises in the design and implementation of solutions based on new communication channels and digital media. As a network o ...

Senior Software Development Engineer in Test

Senior Software Development Engineer in Test (SDET) - Java, JBehave/Cucumber, MicroservicesPerm3 days a week on-site in Farringdon, LondonUp to £75,000 per annum A rapidly growing fintech organisation is transforming access to finance for small and medium-sized bu ...

Lead Software Engineer EQ EDG STR&TRD XMKTS STRUCTURING UK

Job responsibilities• Own the delivery of value-add activities as part of a scrum team and be an active member governing the overall platform.• Enhance and develop new features for risk aggregation and hedging, leveraging React and Java• Act as a Lead developer who will help set directio ...

Senior Java Backend Engineer: Greenfield, AWS & AI

Saragossa is looking for a talented developer to build innovative software solutions from the ground up in Greater London. You will play a key role in a greenfield project, designing applications without legacy constraints and directly influencing the product's success. Your expertise in modern Java an ...

Senior Backend Engineer – Real Time Trading & Data Systems

Saragossa, a leading Global Hedge Fund, is seeking a Software Developer to enhance core trading systems as they expand into new markets. You will take ownership of projects like rebuilding internal tools and developing real-time trading platforms. This role requires strong backend development skills, p ...

Director, Credit Systematic Trading Platform

United States Digital Space LLC is seeking a Credit Systematic Trading Developer (Director) to join our Global Markets Department. In this role, you will design and build the end-to-end credit trading platform for corporate bonds, collaborating closely with traders to develop pricing and risk services. <p ...

analyst 2

Senior Software Developer 1 Remote We are currently seeking a highly skilled and experienced Senior Software Developer to join our team. The ideal candidate will have a proven track record of developing high-quality software applications and solutions. Responsibilities De ...

Big Data Developer

We’re Hiring: Big Data Developer | Start Date: 14th July 2026 Job Title: Big Data Developer (Python) Job Type: Full-time Salary: £35,000 – £45,000 per year Experience: 2–5 years Job Description We are urgently hiring a Big ...

Software Developer

Software Developer Location: London minimum of 3 days a week (for the 1st month it is expected they will be in 5 days, dependent on project) Length: 12 months Salary: 48,000 per annum CANDIDATES MUST BE UK NATIONALS AND ELIGIBLE FOR SC CLEA ...

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