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Java Backend Developer

# Java Backend Developer,November 30, 2025### Job Description**On behalf of our client, we are seeking a Java Backend Developer – London, UK (Full-Time Permanent Role).**Our client, a fast-growing technology organisation, is looking for a skilled Java Backend Developer to build secure, scalable backend services ...

Java Backend developer

We are looking for an experienced Backend Developer with strong Java skills to build and maintain scalable, high-performance backend services and APIs for a large microservices-based trading platform. Key Responsibilities Develop and maintain backend services and API ...

Backend Java Developer

6-Month Initial Contract | £700–£900 per day Inside IR35 Senior Java Backend Engineer Hybrid | 2 Days per Month in London Our client is looking for experienced Senior Java Backend Engineers to join high-performing engineering squads working on modern, cloud-n ...

Java Backend Developer

Location: London Job Type: Contract Industry: Engineering Job reference: BBBH437302_1778850078 Posted: about 5 hours ago Senior Backend Java Engineer (SC)Location: Fully Remote Contract: 6 Months IR35 Status: Inside IR35We are currently seeking a Senior Backend ...

Java Backend Developer

Location: London Job Type: Contract Industry: Engineering Job reference: BBBH437302_1778850078 Posted: about 5 hours ago Senior Backend Java Engineer (SC)Location: Fully Remote Contract: 6 Months IR35 Status: Inside IR35We are currently seeking a Senior Backend ...

Senior Backend Software Engineer Java/Spring

A technology solutions provider in the UK is seeking a Senior Software Developer to join their multi-disciplinary team. The ideal candidate will have strong Java skills, experience in Agile environments, and a passion for improving user outcomes. Responsibilities include developing digital solutions and leading ...

Principal Backend Architect Java/Spring Microservices

Verifone is seeking a Principal Software Engineer based in London to lead backend services for their payment gateway system. In this role, you will design core platform capabilities, make architectural decisions across microservices, and guide engineer teams while working hands-on with Java and Spring Boot ap ...

Senior API Developer to support the design, development, and deployment of scalable, secure microservices based applications.

Our client is seeking an experienced API Developer to support the design, development, and deployment of scalable, secure microservices-based applications. The ideal candidate will have strong hands-on experience with Java, Spring Boot, and RESTful API development in an enterprise environment.This rol ...

Senior API Developer to support the design, development, and deployment of scalable, secure microservices based applications.

Our client is seeking an experienced API Developer to support the design, development, and deployment of scalable, secure microservices-based applications. The ideal candidate will have strong hands-on experience with Java, Spring Boot, and RESTful API development in an enterprise environment.This rol ...

Senior Java Backend Engineer — Hybrid London

A fast-growing technology organisation in London is seeking a skilled Java Backend Developer for a full-time permanent role. You will design and maintain backend services and APIs, focusing on security and scalability. The ideal candidate has over 4 years of experience with Java and expertise with Spring Boot. T ...

Platform Backend Engineer Scale Global Payments

Software Careers is seeking a skilled backend developer to join the Platform team in Greater London. You will be responsible for building high-performance backend systems and improving the reliability of global payment infrastructure. The role focuses on distributed architecture and requires expertise in Java, S ...

Java Developer Multithreading

We are looking for a Java Developer with experience in capital markets and risk systems , working on backend services, APIs and data processing components supporting trading, risk calculations and reporting. Key Responsibilities Develop and enhance Java-based backend appli ...

Senior Backend Engineer: Java/Spring Microservices (Hybrid)

End Date Thursday 12 March 2026 Salary Range £72,702 - £109,053 Flexible Working Options Hybrid Working, Job Share Job Description JOB TITLE : Senior Software Engineer LOCATION(S) Chester or Manchester HOURS < ...

Backend Software Engineer Java/Spring, Cloud & DB

A Super Ambitious Startup in Greater London is seeking a Back End Software Engineer. The role involves implementing features that enhance the user experience on the platform, collaborating with teams, and solving technical challenges using Java and Spring frameworks. The ideal candidate will have a strong unders ...

Senior Lead Backend Platform Engineer Java/Spring

A leading financial services firm in London is seeking a Senior Lead Software Engineer to design and maintain backend libraries and frameworks using Java and Spring Boot. The role requires strong collaboration with product engineering teams and a commitment to driving standardization within the development workf ...

Senior Backend Engineer – Java/Spring, Remote & AWS

OneDome is seeking a skilled Java Engineer to develop and maintain its rapidly scaling Java Spring-based platform. The ideal candidate has over 6 years of Java experience and proficiency in Spring Framework, AWS services, and DevOps skills. Candidates should be able to work independently and possess fluent commu ...

London Principal Backend Architect | Java/Spring, Payments

GoTo Meeting is seeking a Principal Software Engineer in London to lead technical efforts across backend services for their global payment gateway. The role involves shaping the architecture of systems, guiding microservices design, and mentoring engineers, requiring strong expertise in Java, Spring Boot, and mi ...

Python Software Developer Backend

About us At Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale‑up – thin ...

Senior Backend Engineer, Global Payments Platform

Verifone is seeking a Senior Developer based in London for their Global Payment Gateway System. The role focuses on designing and developing high-performance backend services using Java and Spring Boot, ensuring scalability and security in a regulated environment. The ideal candidate should have a strong backgro ...

Backend Java Developer Contract

Join a remote-first team as a contract Backend Developer, where you'll take ownership of key technical decisions, collaborate with cross-functional teams, and contribute to an exciting project in the independent music space. Enjoy flexibility, growth opportunities, and a supportive culture. What’s I ...

Senior Java Backend Developer

MrQ is an award‑winning online casino launched in 2018. We’re big on tech, performance, and creating a best‑in‑class player experience. Our growth has been rapid, and we’re building a platform that can scale globally—this requires engineers who can operate at both depth and system‑wide impact. Sen ...

Java Developer Fintech

Java Developer / Backend Engineer London / WFH to £100kDo you have expertise with backend core Java development?You could be progressing your career in a senior, hands-on Java Developer role at a global FinTech / CFD trading company that has been consistently voted as one of the UKs top e ...

Java Developer Fintech

Java Developer / Backend Engineer London / WFH to £100kDo you have expertise with backend core Java development?You could be progressing your career in a senior, hands-on Java Developer role at a global FinTech / CFD trading company that has been consistently voted as one of the UKs top e ...

Senior Java Developer Spring, Microservices & AWS

Tata Consultancy Services is looking for a Senior Java Developer based in Greater London to lead the design and development of scalable Java-based applications. The role includes mentoring junior engineers and collaborating with cross-functional teams to deliver high-quality software while adhering to coding sta ...

Backend Software Engineer Java Fintech

Backend Software Engineer / Developer London / WFH to £100kDo you have expertise with backend core Java development?You could be progressing your career in a senior, hands-on Java Developer role at a global FinTech / CFD trading company that has been consistently voted as one of the UKs t ...

Backend Software Engineer Java Fintech

Backend Software Engineer / Developer London / WFH to £100kDo you have expertise with backend core Java development?You could be progressing your career in a senior, hands-on Java Developer role at a global FinTech / CFD trading company that has been consistently voted as one of the UKs t ...

Java Engineer

Get AI-powered advice on this job and more exclusive features. Java Engineer – Java Developer – PostGres – Kubernetes – Kafka – TDD – 6‑Month Contract – Hybrid (2 days on site, London) – Day Rate: Up to £700 (Inside IR35) Join a high-performing engineering team working on large-scale, hig ...

Senior Software Developer

About The Role We are seeking a Senior Developer based in London to design, build, and operate backend services for our global payment gateway system. You will develop high‑performance, secure microservices using Java and Spring Boot, collaborate closely with platform, product, and infrastructure ...

Java Developer – Java, Mulesoft, Springboot

Java Developer – Java, Mulesoft, Springboot£market rate (Outside IR35)Glasgow / 5 days a week onsite6 months initially My client is looking for for Java Developers with strong backend and integration experience to support the development of scalable, API-driven systems. This role will focus on backend services, ...

Java Developer – Java, Mulesoft, Springboot

Java Developer – Java, Mulesoft, Springboot£market rate (Outside IR35)Glasgow / 5 days a week onsite6 months initially My client is looking for for Java Developers with strong backend and integration experience to support the development of scalable, API-driven systems. This role will focus on backend services, ...

Senior Java Backend Architect Payments, Cloud Native

Verifone is seeking a Senior Developer in London to design and implement high-performance backend services for its payment gateway. This role requires expertise in Java 17, Spring Boot and microservice architectures. You will collaborate closely with cross-functional teams, ensuring security and reliability in a ...

Software Developer

Skills: Java, Python, Spring, Kafka, GCP Description We are looking for a skilled and detail-oriented Java Developer to join our development team. You will be responsible for designing, implementing, and maintaining high-performance, scalable Java applications that support our ...

Back End Developer (DV Cleared)

DV Cleared Backend Developer Location: UK Wide Clearance: DV clearance required Sector: Defence & National Security Role Summary Our client is seeking DV cleared Backend Developers to support high impact Defence and Security programmes. You will design, build and ...

Junior Java Full Stack Developer

Role Overview We are seeking a highly motivated Full Stack Java Developer (0–2 years experience) to join our growing delivery teams. This role offers the opportunity to work on enterprise-grade applications across frontend and backend technologies. Work Model Work arrangement wi ...

Backend Software Engineer Java Fintech

Backend Software Engineer Java – Fintech (PR/ ) London, England Salary: GBP80000 - GBP per annum + bonus + benefits Do you have expertise with backend core Java development? You could be progressing your career in a senior, hands‑on Java Developer role at a global FinTech / CFD t ...

Staff Backend Engineer, Procurement Suite (Relocation to Melbourne) in London Airwallex

Staff Backend Engineer, Procurement Suite (Relocation to Melbourne) Location: London, United Kingdom (Relocation to Melbourne) Posted about 1 year ago Tech stack JVM Spring Framework Java Kotlin Spring Boot Backend ...

Fullstack Java Developer

Job DescriptionAnticipated Contract End Date/Length: December 31, 2026Work Set Up: HybridClearance required: BPSSOur client in the Information Technology and Services industry is looking for a Fullstack Java Developer to desig ...

Fullstack Java Developer

Job DescriptionAnticipated Contract End Date/Length: December 31, 2026Work Set Up: HybridClearance required: BPSSOur client in the Information Technology and Services industry is looking for a Fullstack Java Developer to desig ...

Senior Software Developer

Senior Developer – Global Payment Gateway System Why Verifone For more than 30 years, Verifone has been a global leader in electronic payment technology. We work with leading retailers, merchants, banks, and technology partners to deliver secure, reliable, and innovative payment solutio ...

Senior Software Engineer, SEO Platform & Scale

Wise is looking for a Software Engineer in Greater London to design and maintain backend services using Java and Spring Boot. This role involves collaborating with product managers, migrating older systems, and mentoring junior engineers. Ideal candidates will have strong skills in Java, Spring Boot, and relatio ...

Staff / Senior Lead Software Engineer Backend Platform

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to . Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of . Morgan heritage brings. . Mor ...

Staff / Senior Lead Software Engineer Backend Platform

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to . Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of . Morgan heritage brings. . Mor ...

Java Full Stack Developer

Job description Senior Java Full Stack DeveloperLocation: London (Hybrid – minimum 3 days onsite)Contract: 6 months Rate: Market rate (Inside IR35)The RoleWe are looking for a Senior Java Full Stack Developer ...

Java Full Stack Developer

Job description Senior Java Full Stack DeveloperLocation: London (Hybrid – minimum 3 days onsite)Contract: 6 months Rate: Market rate (Inside IR35)The RoleWe are looking for a Senior Java Full Stack Developer ...

Java Developer – Java, React, Springboot

Java Developer – Java, React, Springboot£market rate (Outside IR35)Glasgow / 5 days a week onsite6 months initially My client is seeking experienced Java Developers to join a dynamic delivery team building modern, scalable applications. This role will suit candidates with strong full- ...

Java Developer – Java, React, Springboot

Java Developer – Java, React, Springboot£market rate (Outside IR35)Glasgow / 5 days a week onsite6 months initially My client is seeking experienced Java Developers to join a dynamic delivery team building modern, scalable applications. This role will suit candidates with strong full- ...

FX Java Developer

Your new role We're looking for a Java Developer to join a large financial‑markets organisation on a long‑term modernisation programme. The role focuses on upgrading legacy systems, improving performance, and supporting both real‑time and batch‑processing services. What you'll need to ...

FX Java Developer

Your new role We're looking for a Java Developer to join a large financial‑markets organisation on a long‑term modernisation programme. The role focuses on upgrading legacy systems, improving performance, and supporting both real‑time and batch‑processing services. What you'll need to ...

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    Backend Developer Java Spring Boot Python Jobs in London Job Search Guide, Trends and Insights