Lead Software Engineer Java Javascript 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

Staff Software Engineer (Java Libraries) United Kingdom Remote

Overview United Kingdom - Remote Staff Software Engineer, Java Libraries The role, in a nutshell: Imagine a Java ecosystem where builds are reproducible, dependencies are trustworthy, and the factory just hums. We’re hiring a Staff Software Engineer for Chaingua ...

Java Software Engineer – Quant Hedge Fund (London, Hybrid)

Java Software Engineer with around 3-6 years professional, post-graduate experience sought by one of the original Quantitative Hedge Funds, with a 20 year track-record. The firm are renowned for a healthy, supportive, and collegiate working environment and culture, with no siloes, boasting an industry-leading st ...

Java Software Engineer – Quant Hedge Fund (London, Hybrid)

Java Software Engineer with around 3-6 years professional, post-graduate experience sought by one of the original Quantitative Hedge Funds, with a 20+ year track-record. The firm are renowned for a healthy, supportive, and collegiate working environment and culture, with no siloes, boasting ...

Software Engineer Cloud, Data & APIs

Software Engineer Cloud, Data & APIs Belfast | Hybrid MPA are partnering with an elite Canadian tech firm expanding into Belfast to hire a hands-on Software Engineer to build and scale enterprise-grade cloud, API, and data systems. This role is ideal for engineers who thrive on solving complex, production-scale ...

Senior Java Software Engineer (2 days on site)

Duration: 6 – 12 months Hybrid: 3 days per week on site (mandatory) Start: ASAP My new client is looking for 2 experienced Senior Java Developers with strong back‑end engineering skills to support the design, development, and optimization of our API‑driven se ...

Java Software Engineer : Global Bank : £150k + bonus : Hybrid

Java Software Engineer : Global Bank : £150k + bonus : Hybrid We’re partnering with a global, technology-driven investment bank seeking a Senior Java Engineer to join their platform engineering team. You’ll work on systems that support trading, risk, analytics, and data operations across multiple ...

Low Latency Software Engineer : C++/Java : £150 200k+

Low-Latency Software Engineer : C++/Java : £150-200k+ We’re partnering with a leading global trading firm to hire a Low‑Latency Software Engineer. This is a rare opportunity to work on ultra‑low‑latency systems that process market data and execute trades at sub‑millisecond speeds – the backbone o ...

Senior Software Engineer — Java / Python, Build Scalable Systems

A leading financial institution in the United Kingdom is seeking experienced Software Engineers to design and develop scalable technology products. You will work in an agile team, focusing on Java or Python to create high-quality code, maintain algorithms, and analyze large datasets. The ideal candidate has hand ...

Senior Java Full Stack Engineer Transformation Leader

A leading technology consulting firm in the UK is seeking a Java Full Stack Engineer to lead the development of innovative digital solutions. The ideal candidate will have over 5 years of experience with Java and microservices, as well as proficiency in JavaScript and Agile methodologies. This role offers opport ...

Senior Java Engineer Hybrid, Cloud Microservices, Impact

A leading public sector employer in the UK is seeking a Senior Software Engineer to join their digital team. The role involves designing and building microservices and user-facing applications, primarily using Java and JavaScript. You will support large-scale applications that make a significant public impact. T ...

Junior Software Developer (Placement) – Mentored Growth

A leading development company in the UK is looking for a Level 0 Software Engineer for a supportive role to enhance skills under guidance. Ideal candidates should have experience with programming languages such as C#, C++, Java, JavaScript, Python, or PHP, along with web technologies like HTML and CSS. The role ...

Senior Backend Engineer Universal Search (Hybrid UK)

A leading technology firm based in Manchester is seeking a Senior Software Engineer specializing in Universal Search. The ideal candidate should possess strong backend development skills in Java or TypeScript/JavaScript and experience with AWS services. Responsibilities include designing a new universal search e ...

Senior Automation QA Engineer Remote & Flexible

A leading technology solutions provider in Birmingham is seeking a Software Engineer in Test. You will analyze requirements, develop automation testing strategies, and enhance quality processes in an agile team. The ideal candidate will have experience in automated quality assurance, testing frameworks in Java, ...

Senior Full Stack Engineer — Remote First Game Tech Leader

A leading gaming company is seeking a Senior Full Stack Engineer in Cambridge, UK, to deliver complex technical solutions for their core technology team. This role involves mentoring engineers and ensuring high standards in software development. The ideal candidate has extensive experience in Java and JavaScript ...

Full Stack Engineer

Looking to join a company when you can make a real impact? Do you have 4 years commercial experience developing software with Java & JavaScript? Full Stack Engineer – SaaS Solutions Salary – up to £75k bonus Location – hybrid working 2 days a week in modern London office I am excited to be once-again workin ...

Full Stack Engineer — Java/Spring Boot & React SaaS

A leading review platform in the UK is seeking a seasoned Software Engineer to enhance its SaaS product. The role focuses on developing and maintaining Java-based applications with a microservices architecture. Ideal candidates will have 3-5 years of experience, especially with REST APIs and modern JavaScript fr ...

Full Stack Software Engineer (Java / React or Angular)

Title: Full Stack Software Engineer (Java / React or Angular) Location: Hybrid – Manchester, 3 days on site per week, 2 days remote Description interactive investor is an award-winning investment platform that puts its customers in control of their financial fu ...

Backend Software Engineer — Java/Spring Boot AWS | Hybrid

A leading beauty brand in Greater London seeks a motivated Software Engineer - Backend to design and build scalable services primarily using Java and Spring Boot within an AWS environment. Ideal candidates will thrive in a cross-functional team and are expected to engage in technical discussions that shape the p ...

Backend Software Engineer (Java) – REST APIs, Cloud, Hybrid

A leading financial services organization is seeking passionate Java Developers in Chester and Manchester. The role involves designing, developing, testing, and deploying secure and scalable solutions. Candidates should have hands-on experience with Java, familiarity with Spring Boot, and experience with CI/CD t ...

Java Software Engineer – Full Stack, Hybrid Role & Growth

A leading technology consultancy in Leeds is seeking a Software Developer to support and drive their team in all parts of software development, from design to delivery. With over 2 years in IT, you will learn various technologies and work on systems development and DevOps. This role offers a hybrid working model ...

Java Software Engineer – Full Stack, Hybrid Role & Growth

A leading technology consultancy in Greater London is seeking a motivated individual to join its Application Support team. This role offers the chance to engage in the full life cycle of software development, focusing on coding, DevOps, and customer service. Candidates must have 2+ years of IT experience and a r ...

AI Driven Software Engineer (Java/Scala) — Cloud Native

A leading SaaS company in London seeks a Software Engineer to build and enhance AI-powered features. This role emphasizes collaboration, quality, and reliability, working across the full development lifecycle and utilizing modern cloud-native tools. Ideal candidates will have a relevant degree and experience in ...

Senior Software Engineer Java API & Secure Cloud Apps

A leading financial institution is seeking a Senior Software Engineer to design and enhance software solutions. In this role, you will utilize modern engineering methodologies to improve key ID&V methods and contribute to the Customer Care Virtual Channels portfolio. Ideal candidates should possess strong API de ...

Senior Software Engineer Embedded Linux/Android (Java/C++)

A global transit solutions provider in Manchester is seeking a Senior Software Engineer to design and support applications on embedded Linux and Android. This role involves hands-on development, technical leadership, and mentoring junior engineers. Ideal candidates should have significant experience in C++ and J ...

Senior Software Engineer I Consumer Onboarding Backend (Java)

Full-time Compensation: GBP 85,000 - GBP 105,000 - yearly 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 send ...

Avionics Software Engineer — Linux, Java/Python, Flight Testing

A pioneering aerospace R&D firm is seeking a Software Engineer to join their Avionics team in Frome. In this role, you will manage the complete software lifecycle, develop for Linux systems, and support live flight testing of avionic systems. The ideal candidate should have strong skills in Linux, Python, and Ja ...

Senior Software Engineer Java API & Secure Cloud Apps

A leading financial institution is seeking a Senior Software Engineer to design and enhance software solutions. In this role, you will utilize modern engineering methodologies to improve key ID&V methods and contribute to the Customer Care Virtual Channels portfolio. Ideal candidates should possess strong API de ...

Senior Software Engineer Java, Cloud & AI Driven Apps

A major defense and aerospace company in the UK is looking for a Senior Software Engineer to join their team in Gloucester. The ideal candidate should have experience in Java development using Spring Boot, cloud services, and Agile methodologies. Benefits include competitive salaries, 25 days holiday, and flexib ...

Hybrid Java Software Engineer — Tools & UI for Hardware

A leading semiconductor company in London seeks a Java Software Engineer to design and develop cross-platform applications, SDKs, and tools. You will collaborate with UX and hardware teams to create sophisticated tools that support hardware workflows, while working in a hybrid model. Ideal candidates will have e ...

Software Engineer Java/JS/Python with DevOps (Kubernetes)

A leading technology consultancy in the UK is seeking Software Engineers of varying seniority for long-term projects. The role offers contract rates between £500 - £700 per day and permanent salaries from £50,000 to £100,000. Successful candidates will have experience in Java, JavaScript, or Python, along with p ...

Senior Software Engineer Java Full Stack, Futures Engineering

Senior Software Engineer - Java Full Stack, Futures Engineering London, UK About Clear Street Clear Street’s mission is to give every sophisticated investor access to every asset, in every market, through a unified platform built for speed, transparency and scale. We give our cl ...

Java Software Engineer Spring Boot | Growth & AI Tools

A leading technology service provider in Newport, UK, is seeking a motivated Software Engineer with 2-3 years of experience. The role involves developing scalable Java applications using Spring Boot, collaborating with cross-functional teams, and contributing to innovative projects. Candidates should have a stro ...

Head of Market Data Feeds (Java Software Engineer)

Job Title: Head of Market Data Feeds (Java Software Engineer) Job Code: 12034 Country: GB City: London Skill Category: ITTechnology Corporate Level: Vice President Role Type: Permanent Department: Wholesale Data Technology < ...

Senior Java Software Engineer – Defence Tech (CI/CD)

A leading engineering consultancy in Belfast is seeking a Software Engineer (Java) to support clients in the Defence sector. The role involves design, coding, testing, and configuration of software solutions in line with industry standards to ensure reliability and security. Candidates should possess a degree in ...

Senior Software Engineer — Full Stack & DevOps (Java/AWS)

A leading technology consultancy in the UK is seeking an experienced software engineer with strong skills in Java and DevOps to support the full lifecycle of software development. This hybrid role offers fast-track career development and a chance to work with diverse technologies. Ideal candidates will have at l ...

Senior Software Engineer — Full Stack & DevOps (Java/AWS)

A leading technology consultancy is seeking an experienced software developer in Birmingham. The role involves supporting the full software development life cycle, coding, and working with various technologies like Java, AWS, and DevOps tools. Candidates should have at least 5 years of industry experience and a ...

Java Software Engineer – Cloud Platform with AWS & React

A technology company located in Belfast is seeking a mid-level Software Engineer to join their collaborative platform engineering team. This role is pivotal in building and evolving cloud-native platforms utilized globally. Responsibilities include developing full-stack features, managing AWS infrastructure, and ...

Senior Software Engineer — Full Stack & DevOps (Java/AWS)

A technology consultancy firm in the UK is seeking an experienced IT professional with a strong background in Java and DevOps to join their dynamic team. This role focuses on the full life cycle of software development, offering exposure to cutting-edge technologies. Candidates with a degree in relevant fields a ...

Software Development Engineer Java/Spring/React Hybrid UK

A leading defense technology firm in Malvern is seeking a Software Development Engineer to support varied technology projects from RF communications to cyber security. The role involves software design, development and testing, collaboration with teams, and a problem-solving mindset. Ideal candidates will posses ...

Leeds Java Software Engineer API Driven Fintech SaaS

A high-growth fintech company in the United Kingdom is seeking a Java Software Engineer to develop foundational platform features and tackle daily challenges. The ideal candidate will have a solid background in object-oriented programming with Java, with exposure to Spring Boot or Micronaut. You will collaborate ...

🚀 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

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