Java Software Engineer Core Java Jobs in UK

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

Lead Software Engineer Python/Java & AWS

As a Lead Software Engineer at JPMorgan Chase within Markets Technology team, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way.Job responsibilitiesExecutes creative soft ...

Lead Software Engineer Backend (Java/AWS)

Principal Engineer (Bristol)AND IntroductionAt AND, we accelerate the development of digital capabilities. In practice, that means helping ambitious leaders and organisations build the teams, products, processes and even operational structures they need to close the digital skills ...

Backend Software Engineer Java Kotlin AWS

Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £120kWould you like to progress your career in an impactful hands-on Backend Software Engineer role working on Tech for Good?You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge Un ...

Lead Software Engineer Java, JavaScript, AWS

Are you ready to make a real impact and advance your career with us? At JPMorganChase, you’ll be part of a team that values creativity, collaboration, and continuous learning. We empower you to drive innovation and deliver secure, scalable solutions that support our business objectives. You’ll have the opport ...

Principal Software Engineer Java SpringBoot AWS

Principal Software Engineer / Developer (Java SpringBoot AWS) London / WFH to £120kAre you an experienced Java focussed Software Engineer, with technical project leadership and client facing skills?You could be progressing your career at a global technology consultancy.As a Princip ...

Senior Java Software Engineer Customer Services

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a fast-mo ...

Senior Software Engineer I Investments Java

Job DescriptionAbout the roleWith Wise Assets, we’ve enabled customers to grow the money they hold with Wise  - giving them access to government-backed assets that track base rates, or a global stock index fund. This is a product that challenges traditional banking by pu ...

Staff Software Engineer Java (Supply Chain)

Are you energised by solving complex technical challenges? Do you want to influence engineering at scale and shape the future of how millions of customers shop with us every day? If so, you could be the perfect fit for our Staff Engineer role in the Supply Chain Technology space. This is your ch ...

Senior Software Development Engineer (Java Backend)

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.Why Join Us?</b ...

Senior Java Software Engineer Payment Schemes

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a fast-mo ...

Senior Java Software Engineer Customer Services

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a fast-mo ...

Lead Software Engineer Backend (Java/AWS)

Principal Engineer (Bristol)AND IntroductionAt AND, we accelerate the development of digital capabilities. In practice, that means helping ambitious leaders and organisations build the teams, products, processes and even operational structures they need to close ...

Lead Software Engineer Java, Public cloud

Join us to shape the future of identity and access management with your technical expertise and passion for innovation. You’ll collaborate with a global network of technologists, modernize authentication platforms, and integrate cutting-edge solutions. We offer opportunities for career growth, professional de ...

Senior Java Software Engineer Customer Services

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a fast-mo ...

Mid level Core Banking Backend Engineer | Java & Observability

EBANX is looking for a Mid-level Software Engineer in Tipton to join their Core Banking team. The role focuses on building and maintaining software systems, emphasizes collaboration within cross-functional teams, and a strong command of Java is essential. The ideal candidate will participate in code quality impr ...

Core Java Engineer – Low Latency, Hybrid in London

Understanding Recruitment is seeking a Core Java Software Engineer to join a leading investment management firm's spinout in Central London. The role offers hybrid working, with three days from home and a salary of up to £120,000 plus bonus. Candidates should have substantial experience in Core Java, including s ...

Senior Core Java Engineer – Scalable Trading Tech (Remote)

A well-known trading firm in London seeks a Core Java Developer. Ideal for those passionate about engineering challenges and looking to make an impact on business functionality. Experience in Core Java and server-side multi-threaded Java is preferred. This full-time role allows for home work but requires presenc ...

Senior Backend Engineer, Core Java | Remote UK – Impact

Yelp, Inc is looking for a remote backend engineer to join their cooperative team. The role involves building and maintaining tools and libraries for Java services, working closely with application developers to enhance the Java developer experience. Candidates should be proficient in Java, Scala, and/or Kotlin, ...

Mid level Core Banking Backend Engineer | Java & Observability

EBANX is looking for a Mid-level Software Engineer in Tipton to join their Core Banking team. The role focuses on building and maintaining software systems, emphasizes collaboration within cross-functional teams, and a strong command of Java is essential. The ideal candidate will participate in code quality impr ...

Senior Backend Engineer, Core Java | Remote UK – Impact

Yelp, Inc is looking for a remote backend engineer to join their cooperative team. The role involves building and maintaining tools and libraries for Java services, working closely with application developers to enhance the Java developer experience. Candidates should be proficient in Java, Scala, and/or Kotlin, ...

Senior Java Engineer

We are looking for an experienced and motivatedSenior Java Engineer to join our team as we approach our next exciting period of growth. This exciting new role will contribute to our product development, taking responsibility for specific areas of functionality within our product suite, and being th ...

Principal Java Engineer

Hello from RE Partners! Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. Wi ...

Java Backend Engineer

<p>As a Software Engineer youll help to build world class software through consistent development practices tools common components and documentation Youll contribute to the design development troubleshooting debugging evaluation modification deployment and documentation of software and systems that meet t ...

Java Backend Engineer

<p>As a Software Engineer youll help to build world class software through consistent development practices tools common components and documentation Youll contribute to the design development troubleshooting debugging evaluation modification deployment and documentation of software and systems that meet t ...

Backend Java Engineer

Java Engineer – Backend & Search PlatformLocation: London, UK**PLEASE NOTE SPONSORSHIP IS NOT PROVIDED FOR THIS ROLE - MUST HAVE FULL RIGHT TO WORK IN THE UK **About the RoleYou’ll be working on a large‑scale backend platform that powers advanced search, data processing, and h ...

Junior Java Engineer

Overview Quant Capital is urgently looking for a Junior Software Engineer with Core Java skills to join our high profile client, a Systematic Trading Hedge Fund. The client is known for technology focus, openness to opensource tools, scalability and robust performance. They currently manage around £2 ...

Senior Java Engineer

Position Type: Future Opening – Talent Pipeline The Opportunity We are always on the lookout for the brightest Java engineers in our London and Nottingham locations to help us build robust, enterprise-grade solutions that drive real-world impact. Although we do not have an immedia ...

Senior Java Engineer

Senior Backend Engineer - Java Location: London (Hybrid) | Practice Area : Technology & Engineering Type: Permanent Power the platforms behind modern finance. Shape cloud-native solutions with Java at their core. The Role ...

Lead Java Engineer

Join us to shape the future of financial technology and make a meaningful impact on your career. You'll collaborate with talented professionals, solve complex challenges, and help build trusted market‑leading products. We value creativity, inclusion, and continuous learning, offering you the opportunity to ...

Senior Java Engineer

As a Senior Java Developer within Core Team, you will play a crucial role in the development of our Back Office and integration services. This position provides the opportunities to work on several greenfield projects, from concept designs to deploying and implementation, but also gain production experienc ...

Lead Java Engineer

Senior UK/EMEA Technical Recruiter | Internal Mobility & Talent Partner | GDPR & Global Hiring Expert@ eTeam Max Rate: £469/day on inside Ir35 Clearance Required: SC Duration: 6 months Location: Telford Job Description: < ...

Staff Java Engineer

Role Senior Java Software Engineer Salary £80,000 to £95,000 base salary Location London Paddington – Hybrid, 3 days a week The Company WeDo is working with a global fintech organisation operating at significant scale within the payments space ...

Senior Java Engineer

Boogi is seeking a Senior Java Engineer to help build and scale our rewards platform. Boogi powers some of the world’s most innovative fintechs, including Capital on Tap & Trading 212 helping them scale through cashback and product-based rewards. Our platform delivers the of ...

Principal Java Engineer

Who We Are: We are a fast growing business and technology consultant company co‑founded in 2019. We offer a custom‑tailored, white‑glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a preferred vend ...

Lead Java Engineer

Join us to shape the future of financial technology and make a meaningful impact on your career. You’ll collaborate with talented professionals, solve complex challenges, and help build trusted market-leading products. We value creativity, inclusion, and continuous learning, offering you the opportunity to ...

Principal Java Engineer

Role: Principal Java Developer Location: Manchester once every two weeks Flexibility going forward: once every two weeks, Flexible. Salary: £70,000 - £80,000 + bonus Do you have experience of devel ...

Java Engineer (Tooling)

We are looking for an experienced and motivated Java Engineer to We are looking for an experienced and motivated Java Software Engineer to join our team. This exciting new role will contribute to our product development, taking responsibility for specific areas of functionality within our product suite, an ...

Senior Java Engineer

Join to apply for the Senior Java Engineer role at IBM Introduction At IBM CIC, we provide technical and industry expertise to a wide range of public and private sector clients in the UK. A career in IBM CIC means you’ll have the opportunity to work with leading profession ...

Lead Java Engineer

ABOUT LSEG LSEG (London Stock Exchange Group) is a diversified global financial markets infrastructure and data business. We enable businesses and economies around the world to fund innovation, manage risk and create jobs. With over 300 years of experience, LSEG has contributed to financial stabi ...

Lead Java Engineer

**Career Stage:**Manager**London Stock Exchange Group (LSEG) Information:**Join us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you.LSEG is a leading global financial ...

Java Backend Engineer

Java – Backend EngineerWe’re looking for an experienced backend Engineer with Core Java 11 &17 for an exciting project with a global finance organisation. you’ll be delivering solutions using both your Java skill set, spring, and SQL in an Agile environment.The role will be working a number of workstreams, so ...

Senior Java Engineer

Do you enjoy designing and building scalable backend systems in the cloud - with Java at the core and AWS powering it all? My client is looking for a Senior Java Engineer to join a highly capable engineering team working on modern, cloud-native systems. This role offers real ownersh ...

Backend Java Engineer

Software Engineer (Java) Are you passionate about building software solutions that engage millions of sports fans worldwide? Do you want to work in a collaborative environment, building cutting‑edge technology that powers web and native applications across the sports industry? If so, we w ...

Staff Java Engineer

Candidates must be based in NI All applications not based in NI will be disregarded Do you enjoy building robust, scalable systems that handle real complexity - and doing it with modern Java and AWS? My client is looking for a Staff Java Engineer to p ...

Principal Java Engineer

Principal Java Engineer Belfast city centre, hybrid (3 days onsite) Up to £90,000 salary We are working with a scaling cybersecurity engineering team led by one of Northern Ireland's most respected technical architects. Their client list reads like a who's who of the Fortune ...

Senior Java Engineer

Senior Java Engineer page is loaded## Senior Java Engineerlocations: London, United Kingdom: Nottingham, United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: R **Future Talent: Senior Java Engineer****Location: UK – London/ Nottingham****Position Type: Future Opening – Talent Pi ...

Senior Java Engineer

Position Type: Future Opening – Talent Pipeline The Opportunity We are always on the lookout for the brightest Java engineers in our London and Nottingham locations to help us build robust, enterprise-grade solutions that drive real-world impact. Although we do not have an immedia ...

Java Engineer (50009)

Job Overview As a Java Engineer, you will be responsible for designing, building and maintaining scalable, high-performance backend systems that power InfoSum’s data collaboration platform. You will work closely with cross‑functional teams, including frontend engineers, product representatives an ...

Java Development Engineer

ob Responsibilities Design, develop and maintain high-performance, highly scalable and stable Java backend systems and services. Be responsible for the development of the company's digital currency business services, promote the connection of digital currency channels and distribu ...

Backend Java Engineer

AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future‑ready workplaces. We help organisations adapt, grow, and thrive in an ever‑evolving world by building, shaping, and optimising diverse talent strategies. Our Contingent Workforce Solutions (CWS) is one ...

🚀 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

    Java Software Engineer Core Java Jobs in United Kingdom Job Search Guide, Trends and Insights