132,686+ Junior Java Fullstack Developer Spring Boot React Jobs in UK — Top Companies Hiring July 2026

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Java Developer (Junior Mid) Payments Platform

A global payments company in Greater London is looking for a passionate Junior-Mid Java Developer to join their collaborative team. The role involves designing, developing, and implementing Java-based applications while ensuring scalability and performance. Ideal candidates will have a Bachelor's degree in Compu ...

Junior Backend Developer Java, Agile & Cloud

Tech Marketer in Whiteley seeks a Back End Developer to deliver high-quality digital platforms using Java technologies. Applicants should possess strong communication skills and experience in the complete project life cycle. This role provides a unique opportunity to work in a fast-growing startup with signif ...

Java Application Developer

Location: Bournemouth (5 days/week work from office) Required Skills/Experience: Strong full stack engineering background with deep expertise in Java and Spring/Spring Boot Hands‑on experience with cloud technologies (preferenc ...

Hybrid Java Backend Engineer | Spring, Microservices

A leading technology-focused organization is seeking skilled Java Software Engineers in Newcastle upon Tyne. You'll design and build scalable Java applications in an Agile environment, while also mentoring junior staff. The ideal candidate has significant experience with Java 8+, Spring, and strong collaboration ...

Software Engineer

What You'll Do: Design, develop, and maintain high-quality Java backend applications (Spring Boot, RESTful services). Build and enhance frontend screens: Maintain legacy UIs using extJS. Develop modern interactive interfaces using Re ...

Software Engineer

What You'll Do: Design, develop, and maintain high-quality Java backend applications (Spring Boot, RESTful services). Build and enhance frontend screens: Maintain legacy UIs using extJS. Develop modern interactive interfaces using Re ...

Senior Software Engineer in London Close Brothers Group

Senior Software Engineer London, UnitedKingdom Posted 10 months ago This is a job posted by our partner Jooble Tech stack Databases Spring Framework Spring Boot Software Engineer SQL JPA Java ...

Senior Java Developer

Senior Java Developer - Digital & Public ServicesAll the relevant skills, qualifications and experience that a successful applicant will need are listed in the following description.A growing digital consultancy delivering complex, high-impact services into the public sector is looking for a Senior Java ...

Senior Java Backend Engineer for Cloud Scale Systems

GamblingCareers.com is seeking a Senior Software Engineer (Backend) in Greater London to design and build scalable, cloud-based services using Java and Spring Boot. The role involves leading by example through strong technical execution and mentoring junior engineers. The ideal candidate will have 5-8 ...

Java Developer – Game Engine – 5413

Exciting opportunity for a Java Developer to join an award winning and forward-thinking gaming company in Southwark, London. The candidate will be expected to be able to give design recommendations and improve and maintain the current codebase. A love of mathematics is a distinct advantage f ...

Java Developer

Job title: Java Developer - Regulatory Reporting (Capital Markets) Location: Belfast, Northern Ireland Work Mode: Hybrid (3 Days Onsite) Duration: Contract until Feb 2027 Must-Have Skills 5+ years of Java Development experience Strong hands-on experience w ...

Java Developer

We’re WorldFirst, an international payments business helping move money around the world. We became part of Ant Group in 2019, accelerating our mission to create the world’s best platform for international trade by combining WorldFirst’s products with Ant’s solutions aimed at enabling the digitalization of ...

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 ...

Software Engineer

Senior Java Engineer (Java / Spring Boot) Fast-Growing Global Technology Consultancy KEY POINTS Hybrid, 2 to 3 days a week in Welwyn Garden City Build high traffic, event driven systems Full ownership of your services, end to end, not handing off to ops Modern ...

Software Engineer Backend in London Noon Academy

Software Engineer - Backend London, United Kingdom Posted 11 months ago Tech Stack Spring Framework Spring Boot Java Job Description Reduce complexity and toil by identifying bottlenecks and improving system efficiency. ...

Java Developer

Seeking an experienced Java Developer for a leading business based near the West Midlands. Hybrid and semi-remote working opportunities available with roles paying between £55,000 - £70,000 base dependent on experience + bonus and benefits. No sponsorship is on offer and being SC eligible is essential, the ...

Java Developer

Java Developer (2+ Years Experience)Location: Newcastle (5 days onsite or willingness to relocate) Nology is excited to partner with a leading organisation that values learning, collaboration, and innovation. This is a fantastic opportunity for a develope ...

Java Developer

Java Developer (2+ Years Experience)Location: Newcastle (5 days onsite or willingness to relocate) Nology is excited to partner with a leading organisation that values learning, collaboration, and innovation. This is a fantastic opportunity for a develope ...

Mid Level Laravel Developer

Mid-Level Laravel Developer Crewe (Office-Based) £30,000 - £35,000 DOE Full-Time | Permanent Immediate Start Available Are you a Laravel Developer looking for a role where you can make a genuine impact across modern platforms and business-critical systems? </ ...

eDV Cleared Back End Developer

Lead Principal Consultant - National Security & Defence iO Associates are working closely with a leading Defence & National Security supplier in their search for a Data Engineer / Back End Developer to join the growing team on a contract basis. Duration: Initi ...

Java/Kafka Developer

Overview We are looking for a Java Developer to enhance and support an existing suite of enterprise Java applications. You will primarily work on: A Spring Boot–based Java application that hosts microservice web pages used to view static data and submit trade lifecycle actions. ...

Backend Software Engineer Java Fintech

Backend Software Engineer / Developer London / WFH to £100k 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 trading company that has been consistently voted as one of the UKs ...

Senior Backend Engineer II Europe Expansion Lead

Wise is looking for a Senior Backend Engineer II in Greater London to drive growth and innovation within our Regional Europe & UK team. The role involves developing high-performance tools using Java and Spring Boot, collaborating with cross-functional teams, and mentoring junior engineers. The ideal ca ...

Senior Backend Engineer II Europe Expansion Lead

Wise is looking for a Senior Backend Engineer II in Greater London to drive growth and innovation within our Regional Europe & UK team. The role involves developing high-performance tools using Java and Spring Boot, collaborating with cross-functional teams, and mentoring junior engineers. The ideal ca ...

Lead Back End Developer Java

London, United Kingdom | Posted on 17/09/2025 Segmentify is an e-commerce personalization platform helping online retailers to optimise their conversion rates by enabling them to deliver a unique shopping experience for each visitor. Segmentify tracks each individual visitor’s behaviour ...

Java Developer

Overview Java Developer | eDV Cleared Join a small engineering-led team delivering secure software and data capabilities into some of the UK's most sensitive National Security environments. You'll design and develop Java-based backend services, APIs and distributed systems th ...

Senior Full Stack Software Engineer (eDV)

Locations: Gloucester, London or Manchester We're supporting a leading defence organisation delivering advanced technology solutions into the UK's defence and national security sector. Due to continued growth, they are looking for eDV (Enhanced DV) Cleared Full Stack Developers at multiple levels (up to Principa ...

Senior Software Engineer II GraphQL/Java Spring Flexible

Overview LexisNexis Risk Solutions is seeking a Senior Software Engineer II (Java / Spring) to build scalable, high-performance data-driven applications. You'll work on the Search and AI Platform, delivering innovative solutions that accelerate scientific discovery. Responsibilities ...

Software Engineer III (Java / Spring)

Software Engineer III (Java / Spring) Are you passionate about building high‑performance backend systems?Do you thrive on solving complex engineering challenges with Java and Spring? About the team: Our team is dedicated to unlo ...

Senior Java Developer

Music is Universal It’s the passionate and dedicated team at Universal Music who help make us the world’s leading music company. From A&R to finance, legal to digital, sales to marketing, Universal Music is the place to grow and develop your career within a truly commercial and innovative business ...

Lead Software Developer

Job Description About Scrumconnect Consulting is a multi-award-winning digital consultancy whose work has positively influenced the lives of over 40 million UK citizens. We deliver impactful technology solutions across UK government departments, working at the forefront of user-centred design, ag ...

Backend Developer

We are seeking an experienced Senior Backend Developer with strong expertise in Java and Spring Boot to design, develop, and maintain scalable Back End systems. Ideal candidates have solid software engineering fundamentals and can effectively leverage AI-powered development tools and coding assista ...

Education Tech — Full Stack Server Developer (AWS & API)

An educational media company is looking for a Full Stack Server Developer to join their creative team. You will build out backend systems, enhance their educational app, and manage AWS infrastructure. The ideal candidate has experience with MySQL, Java Spring, React JS, and AWS, along with excellent communicatio ...

Lead Java Developer (CIAM and Kafka)

We are seeking an experienced Lead Java Developer with CIAM Customer Identity and Access Management expertise to design, develop and lead the implementation of scalable and secure identity solutions. The ideal candidate will have strong technical leadership capabilities and deep proficiency in modern Java‑ ...

Senior Backend Engineer II — Europe Growth & Architecture

United States Digital Space LLC is seeking a Senior Backend Engineer II to work on innovative solutions that enhance their product offerings in Europe. This position involves designing tools in Java and Spring Boot, mentoring junior engineers, and influencing product development through technical expertise. < ...

Senior Backend Engineer II — Europe Growth & Architecture

United States Digital Space LLC is seeking a Senior Backend Engineer II to work on innovative solutions that enhance their product offerings in Europe. This position involves designing tools in Java and Spring Boot, mentoring junior engineers, and influencing product development through technical expertise. < ...

Senior Backend Engineer II — Europe Growth & Architecture

United States Digital Space LLC is seeking a Senior Backend Engineer II to work on innovative solutions that enhance their product offerings in Europe. This position involves designing tools in Java and Spring Boot, mentoring junior engineers, and influencing product development through technical expertise.</ ...

Software Engineer Java /Back End

Software Engineer - Java /Back EndHybrid - 2 days per week in the officeJava, PostgreSQL, APIWe are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model to in-house.Working alongsid ...

Software Engineer Java /Back End

Software Engineer - Java /Back EndHybrid - 2 days per week in the officeJava, PostgreSQL, APIWe are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model to in-house.Working alongsid ...

Software Engineer Java /Back End

Software Engineer - Java /Back EndHybrid - 2 days per week in the officeJava, PostgreSQL, APIWe are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model to in-house.Working alongsid ...

Software Engineer III (Java / Spring)

Software Engineer III (Java / Spring) Are you passionate about building high‑performance backend systems? Do you thrive on solving complex engineering challenges with Java and Spring? About the team Our team is dedicated to unlocking the rich knowledge embedded within Elsevier’s ...

Engineering Lead Java/Spring Microservices

A global information and analytics company is seeking a Software Engineering Lead in Greater London. The role involves managing a team of Software Engineers while enhancing productivity through collaboration and innovation. The ideal candidate will bring expertise in Java, Spring Boot, AWS, and Microservices alo ...

Software Engineer III (Java / Spring)

.**Software Engineer III (Java / Spring)****About the team:**Our team is dedicated to unlocking the rich knowledge embedded within Elsevier’s content through our semantic data platform; this empowers researchers, clinicians, and innovators worldwide to gain new insights, make informed decisions, and accelerate p ...

Software Engineer III (Java / Spring)

## .**Software Engineer III (Java / Spring)****About the team:**Our team is dedicated to unlocking the rich knowledge embedded within Elsevier’s content through our semantic data platform; this empowers researchers, clinicians, and innovators worldwide to gain new insights, make informed decisions, and accelerat ...

Software Engineer III (Java / Spring)

This job is with Elsevier, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Software Engineer III (Java / Spring) ...

Java Developer

Java Developer SC Cleared 6‑month contract (initially, with extensions possible) Location: London/Hybrid, mostly remote Rate: £Market rates per day (via Umbrella company) Key Responsibilities Design, develop, test, and maintain Java-based ap ...

Junior Go & React Developer – Hybrid, High Impact

bet365 is searching for a motivated Junior Software Developer to enhance our customer-centric systems. In this role, you will collaborate with the Player Account Management team, focusing on server-side development and functional programming using Go, coupled with React on the frontend. You will receive mento ...

Lead Java Modernization Engineer

Salary: £75,000 - 80,000 per year Requirements: Solid experience in Java development with significant, demonstrable experience in Spring Boot and microservices architecture, including production ownership. Proven experience building applications that consume Azure-na ...

Remote Backend Java Developer (SC) Spring, Docker, CI/CD

Experis is looking for a Backend Java Developer to join their team, based in London, Croydon. This role allows for remote work with occasional and infrequent office days. You will need experience in Java and the Spring framework, and knowledge of Docker/Kubernetes. Additionally, you should be familiar ...

Java Developer — Spring Cloud on AWS with AI Tools

Global is seeking an experienced Java Developer to advance the Consumer Growth team's technology initiatives. You'll work on exciting projects involving podcasts, radio shows, and video content, leveraging your expertise in modern Java technologies. Your role includes feature development, collaboration ...

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    Junior Java Fullstack Developer Spring Boot React Jobs in United Kingdom Job Search Guide, Trends and Insights