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Senior Backend Engineer—Java + Serverless, Scalable Systems

Turnitin is looking for a Senior Backend Engineer in Manchester focused on backend development using Java and serverless architectures. The successful candidate will design and optimize scalable shared backend services and contribute to frontend components. Essential qualifications include over 8 years of backen ...

Senior Java Backend Engineer – Spring Microservices, Hybrid

A leading financial institution in Manchester seeks a Senior Software Engineer to enhance backend systems. The role focuses on collaborative software development, including building and supporting microservices and RESTful APIs. Candidates should be proficient in Java and Spring, with experience in Agile methodo ...

Senior Java Engineer Distributed Systems, Hybrid London

A leading enterprise SaaS provider in London is seeking a Senior Java Engineer to enhance their core platform team. This permanent, full-time role offers a hybrid work schedule and responsibilities include participating in all product lifecycle phases and mentoring team members. The ideal candidate has 7+ years ...

Senior Backend Engineer — Java, Cloud, Remote‑First

A leading travel technology company is seeking a Senior Software Engineer with strong Java proficiency to join their team. This role offers a flexible remote-first working environment and the opportunity to work on innovative travel solutions. Ideal candidates will have experience in backend development and coll ...

Senior Java Engineer Real Time Payments & Reactive

Icon Solutions, located in Greater London, is looking for an experienced Software Engineer with a solid product engineering background. You will be pivotal in delivering a cutting-edge solution for real-time payment processing, working hands-on to solve complex challenges. The ideal candidate should ha ...

Senior Java Engineer for Options Algo Trading

JPMorgan Chase & Co. is seeking a Lead Software Engineer for its Options Algorithmic Trading team in Greater London. You will design and optimize trading engines focused on options, collaborating with diverse teams to implement scalable algorithms. The ideal candidate has extensive Java experience, adv ...

Senior Backend Engineer Java/Spring, SC Clearance

Coltech is seeking an experienced Software Developer / Engineer to join a secure, large-scale financial services programme in Greater London. This role involves hands-on engineering within a collaborative team, enhancing critical backend services in a distributed architecture. The ideal candidate will ...

Senior Kotlin/Java Backend Engineer – FinTech, Microservices

Hydrogen Group is seeking a Senior Software Engineer specializing in Kotlin and Java to join a major financial services programme in London. This role focuses on building scalable systems and microservices within a regulated environment. Candidates should have strong experience in backend development, ...

Senior Java Engineer Lead Microservices & Cloud Migration

Halian | Managed Services, Recruitment Agency & Contract Staffing is seeking a candidate with strong systems development and solutions design skills for a role focused on migrating legacy applications to a new event-based architecture. The successful candidate will work within an Agile team, ensuring complian ...

Senior Java Backend Engineer: Build Scalable Microservices

EasyPark in Greater London is seeking a Senior Backend Engineer to design, build, and operate microservices that are essential to our core products. You will collaborate within a cross-functional team responsible for maintaining the backend services that support the company. The ideal candidate will ha ...

Senior Java Lead for Equities Algo Trading

JPMorgan Chase is seeking a Lead Software Engineer to join their Equities Trading Technology Organization in London. The role involves designing and developing algorithmic trading strategies and a state-of-the-art execution platform. Candidates should have strong Java expertise, experience with low latency sy ...

Contract Senior Backend Engineer (Java/Kotlin) – Kubernetes

Ventula Consulting is seeking a Senior Software Engineer in Manchester. This hands-on contract role involves designing backend services and defining team workflows, requiring strong Java/Kotlin skills and experience in cloud-native development. The role offers a daily rate of £650 - £720 for an initial ...

Senior Principal Java Architect — Enterprise API & Platform

Anaplan is seeking a Sr. Principal Engineer for their Manchester, UK location. This role requires leadership in designing and architecting platform capabilities, including API gateways and backend engines. The ideal candidate will have extensive software engineering experience, especially in Java and K ...

Senior Principal Java Engineer — Platform & API Gateways

Anaplan is seeking a Senior Principal Software Engineer to join our team in Manchester, UK. You will lead the design and delivery of platform capabilities that power Anaplan’s enterprise-scale solutions. Ideal candidates will have a strong background in software engineering and expertise in backend lan ...

Senior Backend Engineer Kotlin/Java, Fintech & Ownership

Zopa is seeking a Software Engineer to work on backend systems and solve real financial problems for millions of customers. The role focuses on distributed systems that process thousands of transactions daily, requiring strong backend engineering skills in Kotlin or Java. You'll collaborate with various stake ...

Senior Java Microservices Engineer – Remote & Cloud DevOps

RS Group is seeking an experienced software developer to own the entire software life cycle, focusing on design, build, and operation of services. Required skills include experience with Java-based services, HTTP protocols, and cloud computing, with a minimum of five years in technical roles. The position off ...

Senior Java Backend Engineer | Enterprise Platform Leader

A global financial services organisation is seeking a Senior Java Engineer to contribute to a vital enterprise platform. This hands-on role involves not only development but also shaping technical standards and collaborating with senior engineers to enhance platform quality. Ideal candidates should have strong e ...

Senior Automation Tester | Java, Selenium, CI/CD

N Consulting Limited is seeking a Senior Automation Tester to join their team in London. The ideal candidate will have a strong background in automation testing, contributing to high-quality software solutions. This contract position offers a hybrid model, requiring 2 days onsite per week. The role inc ...

Senior Software Engineer II Contacts Team Java

Senior Software Engineer II - Contacts Team - Java Full-time Compensation: GBP 111,000 - GBP 145,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whethe ...

Senior Java Engineer – Spring, REST & Cloud Native

iManage is seeking a Senior Software Engineer specialized in Java to join their London team. The role involves building the foundation of the InsightPlus application using modern tools such as Spring and RESTful web services. This full-time position requires expertise in cloud-native technologies and a collabora ...

Senior Java Engineer Kubernetes & Spring Boot Expert

Golang Works is seeking a Principal Software Engineer with 8+ years of experience in backend development, particularly in Java and Spring Boot. The role is based in London, United Kingdom, and is a full-time position. While specific benefits are not mentioned, the company offers competitive compensatio ...

Senior Manager of Software Engineering Java / React

Are you ready to make a difference and shape the future of technology? At JPMorganChase, you’ll be part of a dynamic team that thrives on innovation and collaboration. You’ll have the opportunity to grow your career, expand your skills, and work on projects that matter. We value your expertise and encourag ...

Senior AI Backend Engineer — Java/Kotlin + LLM

Experis Manpower Group busca un desarrollador backend especializado en AI para unirse a un equipo en el Reino Unido. La función requiere al menos 5 años de experiencia en desarrollo backend con JAVA, así como en la creación de API e integración con servicios de IA y modelos de lenguaje grande (LLM). El ...

Senior Java Engineer — Fulfillment Platform & APIs (Hybrid)

Tesco in Welwyn Garden City is seeking a Full-Time Software Engineer to build their new Fulfilment platform. The role involves designing applications, enhancing system efficiency, and maintaining coding standards. The candidate should have experience in Java development, agile methodologies, and ideall ...

Senior Java/Python Engineer Build Scalable Systems

A leading financial institution in Glasgow seeks Experienced Software Engineers to join their Global Technology team. In this role, you will design and deliver innovative technology products while working within an agile team to enhance banking solutions. Candidates should possess strong Java or Python skills, e ...

Senior Java Engineer Front Office Trading Systems

Stanford Black Limited seeks experienced engineers to develop sophisticated systematic trading systems at their London office. You will own the end-to-end lifecycle of execution workflows, build high-performance systems, and collaborate with researchers to enhance trading algorithms. The ideal candidat ...

Senior Java Backend Engineer – Payments at Scale

慨正橡扯 is looking for a Senior Software Engineer to join their payment services team. This role involves translating requirements into tasks, producing test-driven features, and mentoring others while working with various payment methods securely. With a focus on innovation, candidates should have over 5 ...

Senior Software Engineer II Contacts Team Java

Company Description Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payme ...

Senior Java Engineer – Azure – Finance Domain – London

Senior Java Engineer (Azure) - Finance - London Daily rate: €500 - €700 (inside IR35) Duration: 12 months Hybrid: 8 days per month Start: ASAP A banking client of mine is looking for a Senior Java Engineer with Azure and Kafka experience to join the team on a freelance basis. We are specifically loo ...

Senior Java Payments Engineer Scalable, Reliable Systems

Starling in Greater London is on the lookout for highly motivated engineers with at least 5 years of Java experience to join the Payment Schemes team. You will build and maintain the systems responsible for Starling’s payment integrations, ensuring system stability and accuracy. The ideal candidate wil ...

Senior Java Engineer — Scale Fintech Rewards Platform

A dynamic fintech company is seeking a Senior Java Engineer to build and scale their rewards platform. The role involves developing features, optimizing performance, and ensuring seamless integrations. Candidates should have over 4 years of Java backend experience, strong CI/CD skills, and familiarity with cloud ...

Senior Java Engineer (Kubernetes, Kafka, Docker) – Hybrid

Senior Java Engineer (Kubernetes, Kafka, SpringBoot) - Finance - London Daily rate: £550 - £750 (inside IR35) – Duration: 12 months – Hybrid: 8 days per month – Start: ASAP A banking client is looking for a Senior Java Engineer with Kafka and Docker skills to join the team on a freela ...

Senior Software Engineer II Contacts Team Java

Senior Software Engineer II - Contacts Team - Java Full-time Compensation: GBP 105,000 - GBP 130,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whethe ...

Senior Java Engineer Remote First, Lead & Mentor

Cathcart Technology is seeking a Senior Java Engineer to join their remote-first team. You will work on a complex platform, engaging in hands-on development with Java and Spring Boot, while mentoring others and contributing to engineering standards. This role emphasizes a collaborative mindset with min ...

Senior Java Lead Engineer AI & Data Platforms

A 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 dat ...

Senior Java Backend Engineer – Pricing API (London)

Salt is seeking a Senior Java Software Engineer in Greater London for a 6-month stint focused on designing and scaling a high-performance pricing API. This role involves tackling engineering challenges and contributing to a solution that serves over 28 million UK customers weekly. The ideal candidate w ...

Senior Java Engineer Remote UK, Scale & Impact

A leading educational technology company is seeking a Senior Software Engineer to join their Integrations team. This role offers the opportunity to work remotely or from Newcastle, UK. The candidate will be responsible for developing critical integrations and in-house applications. Candidates should have 5+ year ...

Senior Backend Engineer: Java, Middleware & SOAP/REST

Job Description As a Specialist II in Backend Development, you will leverage your expertise in Java 17/21 and Java EE library migrations to enhance and upgrade middleware systems. Your role will involve working with Oracle 19C databases and ensuring seamless SOAP/REST integration. Key Resp ...

Senior Software Engineer Java Engine by Starling

At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling Bank, and a ...

Senior Backend Engineer Cloud Native Microservices (Java)

Software Engineer III - Back-end Engineer - Chase UK Location: LONDON, United Kingdom Job Information Job Identification Job Category Software Engineering Business Unit Corporate Sector Posting Date 06/05/2025, 10:36 Locations 25 B ...

Senior Java Engineer — Hybrid London, Architecture Ownership

A leading fintech organization based in London is seeking a Senior Java Software Engineer to join their Treasury Engineering function. This hybrid role entails building systems to manage capital optimization while providing significant architectural ownership. Candidates should possess strong backend engineering ...

Senior Java Microservices Engineer Cloud Native APIs

HCLTech is seeking a Senior Engineer to take end-to-end ownership of complex distributed systems. You will design, build, and operate cloud-native microservices in Java 17/21 with Spring Boot, ensuring responsiveness through modern front-ends in Typescript. This hands-on role involves daily production ...

Senior Java Engineer Hybrid, Lead & Shape Platforms

Target is looking for a Senior Software Engineer specializing in Java to join their team in Cardiff with a hybrid working model. This role involves designing scalable solutions, mentoring engineers, and maintaining high software quality standards. They offer a competitive salary of up to £50,000 annually, 30 day ...

Senior Java Engineer — Cloud & Real Time Platforms

Ocho People is partnering with a global technology organisation to hire a Contract Senior Java Engineer in Belfast. This role involves designing and maintaining scalable Java applications while working in a hybrid model with flexibility. The ideal candidate will have strong experience in Java developme ...

Senior Java Backend Engineer – Spring Boot & Microservices

Computer Futures is seeking a Senior Java Engineer to develop scalable back end solutions that make a significant impact. This role emphasizes problem-solving and understanding system architecture beyond code. The ideal candidate will have a strong Java + Spring Boot background and proven experience in ...

Senior Java/Spring Boot Architect Cloud & Integration

Methods, a leading IT Services Consultancy in Greater London, is looking for an experienced Technical Architect to drive digital transformation projects. The successful candidate will leverage their Java and Spring Boot expertise to define robust technical architecture and provide leadership across various pr ...

Senior Backend Engineer (Java & Go) — Hybrid, Impact

Holland Barrett is seeking a Senior Backend Engineer (Java & Golang) to shape its digital future. In this hybrid role, you'll lead the design of scalable backend systems and build high-quality services. The ideal candidate has strong Java and Golang experience along with a proactive, collaborative mindset. </ ...

Senior Java Engineer: Kafka, Kubernetes, SpringBoot Hybrid

Salt Digital Recruitment is seeking a Senior Java Engineer for a contract role based in London/Hybrid. You will work as part of an Agile team to migrate a legacy application to a new event-based architecture, handling server-side deployment effectively. The ideal candidate has strong core Java expertis ...

Senior Software Engineer, Java for Investments Platform

A global technology company in the UK is seeking a Product Manager to develop innovative financial solutions. You will define and shape the Wise Assets product, focusing on user experience and data-driven decisions. The role requires strong project coordination skills and experience in web applications developme ...

Senior SDET (Remote) Java, API & E2E Testing

MLabs is looking for a Software Development Engineer in Test to work in a remote-first environment across the UK and Europe. The successful candidate will collaborate with engineers to enhance automated testing pipelines and ensure quality through exploratory testing. This permanent role offers a compe ...

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    Senior Full Stack Developer Java Angular Jobs in United Kingdom Job Search Guide, Trends and Insights