76,277+ Junior Java Fullstack Developer Spring Boot React Jobs in UK — Top Companies Hiring July 2026

Professional job seekers finding United Kingdom jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Senior Java Engineer — Fixed Income Algo Trading (Hybrid)

Citi is seeking a proficient Software Engineer for their Fixed Income Algo technology team in London. You will design and develop high-performance algo trading platform components, collaborating with Traders and Product Managers, and ensuring reliability and scalability. The position offers a hybrid wo ...

Senior Java Payments Engineer — Build Secure, Scalable Systems

A global financial services firm in London is seeking a Software Engineer III to join an agile team in delivering secure and innovative technology solutions. The role involves executing software solutions, developing high-quality production code, and contributing to projects across multiple technical areas. Idea ...

Senior Test Engineer Java Automation & CI/CD (London)

LinuxRecruit is looking for a Senior Test Engineer to join their team in London. The ideal candidate will have a solid understanding of automation and a strong preference for coding in Java. This full-time position offers a competitive compensation package ranging from £70K to £80K. The role will involve working ...

Senior Java & AI Lead Engineer for Payments Platform

JPMorganChase in Glasgow is seeking a Lead Software Engineer to develop high-performing payment solutions in a fully cloud-based application. The role involves building new payment flows, coding, and ensuring operational stability in a collaborative, agile environment. The ideal candidate will have extensive cod ...

Lead Java Backend Engineer — High Performance Risk Systems

P2P in Greater London is looking for a highly experienced Java Backend Engineer to lead the development of high-performance risk systems. The role involves designing scalable JVM services, collaborating with quantitative teams, and optimizing the existing codebase. The ideal candidate should have 10+ years of ex ...

SRE III: Java & Python for Secure Collaboration Platforms

A global financial services leader is seeking a Site Reliability Engineer III to join their External Collaboration team in Bournemouth, UK. This role involves developing collaboration platforms and ensuring system reliability in alignment with enterprise security standards. The ideal candidate has a strong backg ...

Cloud Native Java Engineer | CI/CD & Security Focus

Accenture is seeking a Software Engineer in Leeds, UK, to develop and deploy applications in an agile environment, utilizing technologies such as Java and AWS/Azure. The role includes deploying applications using CI/CD and ensuring quality through comprehensive testing. With a competitive salary, the benefits pa ...

VP Full Stack Engineer (Python/Java) – Hybrid Finance

Citibank (Switzerland) AG in London seeks an accomplished Full Stack Engineer (VP) to join our Strategic Equity Solutions team. You will develop robust software solutions that enhance trader workflows, collaborating closely with business stakeholders. Ideal candidates should have strong backend languag ...

Senior Lead Software Engineer Backend Engineering Java/Kotlin

Overview Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We ...

VP Full Stack Engineer (Python/Java) Hybrid & Growth

Citigroup Inc. is seeking a Vice President level developer for their Strategic Equity Solutions team in Greater London. This role focuses on creating innovative trader workflow tooling within an agile team environment. The successful candidate will take ownership of the entire software development life ...

Senior C++/Java Engineer — Low Latency FX Platform

LSEG is looking for a Senior Software Engineer to design and build FX market infrastructure using C++ and Java. This role requires strong technical leadership and experience in low-latency systems. The ideal candidate should have over 10 years of experience in software engineering, particularly in dist ...

Senior Java/Kotlin Engineer — TDD Pro & Tech Lead

慨正橡扯 is seeking a Senior Java / Kotlin Engineer to join its team in the Greater London area. The ideal candidate will have extensive experience in Java or Kotlin programming languages, with a strong focus on Test Driven Development (TDD) and mentoring others. You will play a key role in driving design and imp ...

Senior Java Software Engineer Quote API Engineering Enablement

Join the team behind Price Service —a mission‑critical HTTP API powering pricing and promotions across all of Tesco’s channels. From tills to websites and everything in between, our work touches the lives of over 28 million UK shoppers every week , with global reach on the horizon. We ...

Full Stack Java Engineer (Hybrid, Bristol) | Security Cleared

CACI Limited is seeking a Full Stack Software Engineer to join their National Security Government team in Bristol. This position involves implementing software solutions and providing technical leadership on various projects. The ideal candidate has experience with Java and AWS, along with a commitment ...

Principal Java Engineer – Payments & Cloud Lead (Hybrid, 6m)

Mindera is seeking a Principal Java Engineer in Greater London, England, for a 6-month contract outside IR35. You will be working in a friendly and welcoming team focused on developing secure, high-volume payment services. The role includes leading technical discussions, developing integrations with pa ...

Data Platform Engineer — Java/SQL, NiFi & Big Data

Skills and Experience Proficiency in Java and SQL is essential, and experience with C# and Scala is a plus. Familiarity with ETL tools, big data platforms, and data warehousing solutions (e.g., Snowflake, Redshift, BigQuery) is required. This should include a deep understanding of core NiFi ...

Lead Cloud Platform Engineer — Java & Python, AI Tools

J.P. MORGAN is seeking a Lead Software Engineer to guide the architecture and drive engineering excellence in Public Cloud Engineering. You will lead design reviews and collaborate on multiple frameworks, focusing on automation and reliability while fostering a culture of diversity and inclusion. The i ...

Java Lead eSoftware Engineer Equities Algo Trading VP

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Equities Trading Technology Organization, you are an integral part of an agile team that works t ...

Lead Backend Java Engineer — Build Scalable, Secure Apps

Fairygodboss is seeking a Lead Software Engineer to join JPMorgan Chase's Commercial & Investment Bank team in Greater London. This role requires strong Java skills to develop innovative software solutions, enhance production code, and lead engineering evaluations. The ideal candidate will have at leas ...

Lead Software Engineer (Python/Java) Cloud & CI/CD

A leading financial services company is seeking a Lead Software Engineer in Glasgow to enhance and deliver technology products. The ideal candidate will have experience in software engineering concepts, proficient in Python/Java, and a strong understanding of agile methodologies and CI/CD practices. Responsibili ...

Java Sr Lead Software Engineer OMS/Sales VP

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Senior Lead Software Engineer at JPMorganChase within the Global Sales OMS technology group working in EMEA with a focus on our NAMR operations, you are an ...

Senior SRE: Java/Python for Secure Collaboration Platforms

A global financial services firm is seeking a Site Reliability Engineer III to lead the integration of collaboration platforms like Microsoft 365 B2B and Google Workspace. The role includes managing secure external sharing solutions and ensuring platform reliability. Candidates should have a BS/BA and hands-on e ...

Senior Java Engineer for AI Enabled Service Modernisation

IG KnowHow is seeking a Senior Java Engineer to join their Service Modernisation & AI team. In this role, you'll modernise services using AI and develop AI-powered development infrastructure. The ideal candidate will have over 8 years of experience in software engineering with a strong focus on backend ...

Lead AI & Data Engineer — Java, AWS, Agentic AI

JPMorganChase is seeking a Lead Software Engineer to join their Commercial & Investment Bank team in Glasgow, Scotland. This role involves designing and delivering advanced AI and data engineering solutions with a focus on stability and security. You will collaborate with cross-functional teams to drive innov ...

Mid Level Core Java Engineer: Build Scalable Systems

Fusion Health is looking for an experienced Java Engineer to expand their core engineering team based in London. The ideal candidate has over 3 years of experience in Java programming, strong knowledge of algorithms, data structures, and web architectures. You will contribute to all phases of the devel ...

Trainee Driving Instructor Java, Argyll and Bute, England

My Four Wheels are looking to expand our team and are recruiting both part time and full time Driving Instructors though out the UK. Next year there will be a record 700,000 learner drivers hitting our roads, there has never been a better time to become a Driving Instructor. Becoming a Driving Instruct ...

Senior Java Engineer for AI Driven Cloud Platform

Behavox is looking for a Senior Software Engineer (Java) to drive technical direction across core product domains. The ideal candidate will have deep hands-on Java experience combined with architectural expertise, participating in key decisions on technology and design. The role offers a rich opportuni ...

Software Engineering Tech Lead / Manager – Java, Javascript, ETL

Software Engineering Tech Lead / Manager – Java, Javascript, ETLUp to £700 per day (Inside IR35)London / Hybrid (3 days per week on-site)My client is a high profile organisation who are recruiting for a Software Engineering Tech Lead / Manager with experience of leading, coaching and managing teams of Software E ...

Software Engineering Tech Lead / Manager – Java, Javascript, ETL

Software Engineering Tech Lead / Manager – Java, Javascript, ETLUp to £700 per day (Inside IR35)London / Hybrid (3 days per week on-site)My client is a high profile organisation who are recruiting for a Software Engineering Tech Lead / Manager with experience of leading, coaching and managing teams of Software E ...

Senior Lead Software Engineer Backend Engineering Java/Kotlin

Out of the successful launch of Chase in 2021, we’re a new team, with a new mission. We’re creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We’re people-first. We ...

Java Sr Lead Software Engineer OMS/Sales VP

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Senior Lead Software Engineer at JPMorganChase within the Global Sales OMS technology group working in EMEA with a focus on our NAMR operations, you are an i ...

Java Lead eSoftware Engineer Equities Algo Trading VP

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorgan Chase within the Equities Trading Technology Organization, you are an integral part of an agile team that works to enhance, build, and deliver t ...

Lead Software Engineering Java ETT – Options Algorithmic Trading

Are you ready to make a meaningful impact and advance your career in a dynamic, fast-paced team? At JPMorganChase, you’ll help build market-leading technology products that power our electronic trading business. You’ll work alongside talented professionals who value creativity, collaboration, and continuous l ...

Java Backend Engineer II – Real‑Time Data Platform

WeAreTechWomen is seeking a Software Development Engineer II to join our collaborative team in Welwyn Garden City. You will work on high-performance event-driven services, enhancing customer experiences through backend development. We're looking for candidates with a working knowledge of Java and a wil ...

Java & Cloud Tech Lead Azure, Microservices & CI/CD

Sivara GmbH is seeking a Java / Cloud Technical Lead to join our team in Wembley, London. This full-time, on-site role will have you working five days a week with a salary of up to £80,000 per annum, and the opportunity to shape engineering standards and collaborate directly with our Principal Architect. ...

Java Sr Lead Software Engineer OMS/Sales VP

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Senior Lead Software Engineer at JPMorganChase within the Global Sales OMS technology group working in EMEA with a focus on our NAMR operations, you are an i ...

Staff Java/C++ Engineer – Low Latency FinTech Platform

Ocho People is seeking a Staff Java / C++ Engineer to work in Belfast, Northern Ireland. This hybrid role involves driving the evolution of low-latency, high-throughput exchange systems. The successful candidate will work on high-stakes financial technology alongside a world-class engineering team. You ...

Senior Java Architect – Low Latency, High Throughput (Hybrid)

Ocho, based in Belfast, seeks a Senior/Director level Java Engineer specializing in low-latency systems. This hands-on role involves architecting and maintaining core financial exchange infrastructure, ensuring reliability and performance. Join a world-class engineering team in an environment backed by ...

Staff Software Engineer Java Backend in Belfast Visa

Staff Software Engineer - Java Backend Belfast, UnitedKingdom Posted 9 months ago Tech Stack Software Engineer Backend Java JavaScript API Development Banking SME Knowledge and Expertise Required SME ...

Low Latency Java Engineer FIX Connectivity (Hybrid, Bonus)

A global technology-driven financial services organisation is seeking an experienced Java Engineer in Belfast. This hands-on role focuses on designing and enhancing low-latency connectivity services for clients and internal systems. Candidates should have strong Java experience, exposure to electronic trading en ...

Senior Backend Java Engineer Finance Tech, Hybrid Role

Citigroup Inc. in Belfast is seeking Experienced Backend Java Developers for positions ranging from Assistant Vice President to Senior Vice President. The role focuses on contributing to application systems development and programming activities. Join a business casual workplace with a hybrid model, co ...

Backend Engineer (Java) for Scalable, Cloud‑Native Systems

Dormont Manufacturing Co is seeking a Backend Engineer to collaborate within the Symphony engineering group. The role emphasizes Java development and operational excellence in a multi-cloud environment. Responsibilities include architecting backend services and supporting automation in deploying Sympho ...

Secure Java Backend Engineer for Mission Critical Intelligence

Envitia is seeking a Java Software Engineer to join our Security and Intelligence consulting team in Cheltenham. The role involves designing, developing, and maintaining secure software services within classified environments, focusing on high-performance backend systems. We offer a commitment to growt ...

Oxford Software Design Engineer Intern (C/Java/AWS)

Perspectum Diagnostics is seeking a Software Design Engineer intern in Oxford, United Kingdom. The ideal candidate should confidently make decisions to drive projects and have some awareness of AWS, Python, Java, or C++. The position offers a salary range of £40,000 to £60,000. This role is excellent for those l ...

Lead Software Engineering Java ETT – Options Algorithmic Trading

Are you ready to make a meaningful impact and advance your career in a dynamic, fast-paced team? At JPMorganChase, you’ll help build market-leading technology products that power our electronic trading business. You’ll work alongside talented professionals who value creativity, collaboration, and continuous l ...

Lead Backend Engineer — Java/Kotlin, Cloud, London (Hybrid)

Synchro is hiring for an experienced Lead Backend Engineer to work with a prestigious bank or financial services organization in London. You will be hands-on, delivering code into production across various critical projects while collaborating with stakeholders. Ideal candidates have robust experience in Java ...

Senior Software Engineer Java/Angular for Public Sector

Amber Resourcing Ltd in Cardiff is looking for Software Engineers to join a sustainable digital programme supporting UK public sector initiatives. The candidates can work in a close-knit team where they will contribute to modern tech stack projects using Java 21 and Angular 16+. Key responsibilities in ...

Senior Java/Python Engineer – Risk & Trading Backend (Hybrid)

Hunter Bond is seeking a Senior Java / Python Engineer in London to help build critical backend platforms for financial systems. You will be part of a high-performing team focused on scalable engineering, supporting complex data workflows. The ideal candidate should have strong experience with Java and ...

Lead Java AI Engineer: AWS, Data & Agentic AI

JPMorganChase is seeking a Lead Software Engineer to design and deliver cutting-edge technology products that transform business operations. You will develop advanced AI and data engineering solutions and support critical business objectives. The ideal candidate possesses deep expertise in software ...

Java Engineer Up to £115,000 + Bonus London/Hybrid

Our client is an exciting and rapidly scaling fintech technology company building next-generation data infrastructure for modern financial markets. They are developing a high-performance data distribution platform designed to move, process, and deliver vast volumes of critical information in real time. </p ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

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