2,270,601+ Lead Software Engineer Full Stack Java 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 Full Stack Software Engineer

Since 2008, Aqovia has been at the forefront of technology innovation, serving clients in telecommunications, media, and technology. We specialise in architecture, design, and software development for transformative projects. Join a team that values innovation, expertise, and commitment to excellence. <p ...

Senior Software Engineer, Full Stack

Overview Hi, I’m Paul, VP of Engineering at Customer.io. We’re looking for curious, driven Fullstack (Product) Engineers who want to own big things and delight our customers. You’ll design, build, and ship the core product experiences our customers rely on - while helping the team push boundaries ...

Senior Full Stack Software Engineer

Roke, Unit K, Elmbridge East, Gloucester, Gloucestershire, United Kingdom Job Description Posted Tuesday 23 June 2026 at 00:00 Great ideas come from different minds. That’s why we bring together engineers, scientists, analysts, and creatives from every background — and give them t ...

Senior Software Engineer (Full Stack)

About the Role As a Full Stack Web Developer, you will contribute to designing and developing web applications that support research publication management. You will work on both frontend and backend tasks, collaborating with a supportive, multidisciplinary team.Responsibilities:< ...

Senior Software Engineer (Full Stack)

About the Role As a Full Stack Web Developer, you will contribute to designing and developing web applications that support research publication management. You will work on both frontend and backend tasks, collaborating with a supportive, multidisciplinary team.Responsibilities:< ...

Full Stack Software Engineer III

Are you passionate about driving innovative solutions in web development? Do you thrive on transforming complex requirements into seamless, user-friendly applications? About Team: Our dynamic Agile team is at the forefront of developing cutting-edge technology for the f ...

Senior Software Engineer (Full Stack)

**Description** **Senior Software Engineer (Full Stack)** **Location:** Farnborough, with flexibility to work from home dependent on business demands **Salary:** £61,500 - £78,800 **The Role:** As a Senior Software Engineer you will play a critical role in both the ...

Junior Full Stack Engineer (React + Java) Glasgow Fulltime Hybrid C1 Glasgow

Junior Full Stack Engineer (React + Java) - Glasgow - Fulltime Hybrid - C1 - Glasgow Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringJob Role: Junior Full Stack Engineer (React + Java) Location: Glasgow ...

Junior Full Stack Engineer (React + Java) Glasgow, UK Fulltime Hybrid London

Junior Full Stack Engineer (React + Java) - Glasgow, UK - Fulltime Hybrid - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringJob Role: Junior Full Stack Engineer (React + Java) Location: Glasgow, ...

Full Stack Software Engineer, Inference

Who are we? Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrument ...

C# Software Engineer Full Stack

5 days ago Be among the first 25 applicants This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server C# Software Engineer ...

IAM Full Stack Software Engineer

The role G-Research is going through an exciting period of growth and transforming the way we run and build platforms. As part of our transformation, we are looking for a highly skilled engineer to join our expanding Security Technology team. The Identity & Access Management (IAM) team at G ...

Software Engineer (Full stack Javascript)

What we do At Perlego, there are almost 100 of us working hard to make education accessible to all. We believe access to good quality affordable learning unlocks potential. Knowledge should be more accessible, not locked behind sky-high price tags. Over the past 7 years, our goal has been ...

Associate Software Engineer (Full Stack)

Associate Software Engineer (Full Stack) Build the future of travel experiences Join our newly integrated engineering teams as we break down the barriers between front end and back end, creating seamless, scalable products that power some of the world’s most trusted travel brands. <h ...

Senior Software Engineer, Full stack

Overview At Pairwise, we are a team of engineers, operators, and builders focused on enabling the next generation of technical talent to do their best work. We partner with leading technology companies to deliver high-performance engineering solutions across embedded systems, networking, semicond ...

Senior Full Stack Software Engineer

ABOUT US At Heim, we are reinventing how healthcare is delivered. We believe that healthcare is best delivered in the home of patients, and that we are at the cusp of a systemic shift away from hospital based care. Our mission is to expand access to in‑person clinical care at home by empo ...

Full Stack Senior Software Engineer

Location London Area Employment Luz Full time Location Type Remote Department Engineering Deadline to Apply November 2, 2025 at 5:00 PM EST Join Civic Marketplace as Our Foundational Engineering Leader! < ...

Software Engineer (Full stack Javascript)

What we do At Perlego, there are almost 100 of us working hard to make education accessible to all. We believe access to good quality affordable learning unlocks potential. Knowledge should be more accessible, not locked behind sky-high price tags. Over the past 7 years, our goal has been ...

Full Stack .Net Software Engineer

We are looking to recruit an experienced senior Full Stack software engineer to work in a product development role using .Net C# on the Backend and Node JS for the Frontend. You will be working on the development of a Cloud based Security application for Microsoft architecture that integrates AI functional ...

Full Stack Software Engineer (UK)

Quantios is a leading provider of software solutions for the trust administration and corporate services industry. With over 30 years of experience, we empower our clients with innovative technology that enhances governance, operations, and investment on a global scale. At Quantios, we are committed to fos ...

Senior Software Engineer (Full Stack)

Join to apply for the Senior Software Engineer (Full Stack) role at Humaans Join to apply for the Senior Software Engineer (Full Stack) role at Humaans About UsHi, we’re Humaans! We help globally scaling ...

Senior Full Stack Software Engineer

Location : London / Hybrid (2-4 days in the office per month) About the role: Are you excited by the idea of pushing the boundaries of IoT technology? Do you love making tech work seamlessly? Do you want to contribute to a low carbon future? At Guru Systems you can be part of a te ...

Principal Full Stack Software Engineer

Senior Full Stack Software Engineer At a Glance Senior full stack role... full stack genuinely means full stack here React frontend, modern backend... complex operational software used by thousands of field-based users daily UK remote ...

Senior Software Engineer, Full Stack

Overview Hi, I’m Paul, VP of Engineering at Customer.io. We’re looking for curious, driven Fullstack (Product) Engineers who want to own big things and delight our customers. You’ll design, build, and ship the core product experiences our customers rely on - while helping the team push boundaries ...

Senior Software Engineer (Full Stack)

Senior Full Stack Engineer TryHackMe is a fast‑growing online cybersecurity training platform that makes learning and teaching cybersecurity easier through gamified exercises and challenges. With over 5 million community members, we’re expanding as an AI‑first company. Your role will invo ...

Full Stack Software Engineer (Python)

We are looking for a Python Software Engineer to join our Client Success Team. The vision of the Client Success Team is to establish a proactive, client‑aligned feedback loop that accelerates high‑impact feature delivery for the Validus Horizon platform . By doing so, the team enhanc ...

Senior Full Stack Software Engineer

Senior Full Stack Software Engineer About KyLeads: Our customers refer to us as the all-in-one lead generation and customer feedback platform. We create survey, popup, and quiz software to help our customers reach their goals of building better businesses – faster. We are looking for tale ...

Full Stack Software Engineer (Senior)

Xe is a cross-border payments platform. We help SMEs and consumers in the US, UK, Canada, Australia, and New Zambia collect, convert, hold and send money across markets. Each year, more than 300 million people use Xe for currency information and over 350,000 use us to send money overseas. Today, we’re rebu ...

Senior Full Stack Software Engineer

Location: London, UK (In-Office) Experience: 5+ years required Compensation: £140,000 - £200,000 + equity Visa Sponsorship: Not available About Corgi Corgi is vertically integrating the entire insurance industry. We design, underwrite, price, and issue insurance di ...

Senior Software Engineer (Full stack)

We believe “It’s all about the user. All of them.” We’re passionate about providing a seamless one‑stop experience for business travelers, no matter how they travel, where they stay, or where they’re going. We are looking for a Staff Full‑Stack Engineer to lead the design and development of mission‑ ...

Software Engineer II Full Stack

What You'll Do As a Software Engineer, you will contribute to the delivery of goals across and beyond your team. You will work with managers, group leads, and other teams to deliver results. Technical Execution Improve code structure, architecture, and review code across t ...

Senior Full Stack Software Engineer

Corgi Insurance Corgi is building an AI financial infrastructure company Senior Full Stack Software Engineer £140K - £200K GBP • London, England, GB Job type Full-time Role Engineering, Full stack Experience 6+ years Vis ...

Senior Full Stack Software Engineer

Salary: £43,000 - 72,000 per year Requirements Active eDV (Enhanced DV) clearance is required Full stack experience within an Agile team building enterprise-grade web applications or backend services Java development experience with Spring Boot ...

Senior Full Stack Software Engineer

Job Title: Senior Full-Stack Software Engineer (TypeScript, React, Node.js, AWS)Location: Leeds (2 days per week on-site)Salary: £60,000 - £70,000 + benefits Why Apply? This is a standout full-time Senior Full-Stack Software Engineer role in Leeds within ...

Graduate Software Engineer (Full Stack)

Software Engineer (Full Stack) | FinTech Scale-Up | London A fast-growing FinTech company is looking for ambitious Software Engineers to join its expanding engineering team. This is an opportunity to join a business where engineers are given real ownership from day one. You'll work on customer-fac ...

Full Stack Software Engineer III

Locations GLASGOW, LANARKSHIRE, United Kingdom Job Schedule Full time Job Shift Day Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Full Stack Software Engineer III at ...

Full Stack Angular Software Engineer

Overview This is a great opportunity for a skilled Full Stack Angular Software Engineer to join our team in Edinburgh. In this role, you will have the opportunity to design, build, and maintain scalable web applications using modern frontend and backend technologies. Collaborating with Bu ...

Full Stack .Net Software Engineer

Full Stack .Net Software Engineer Location: Sheffield (hybrid, 1-2 days a week)Salary: Circa £60,000 plus benefits Why Apply? Are you a Software Engineer with strong C# .NET experience looking for your next challe ...

Full Stack .Net Software Engineer

Full Stack .Net Software Engineer Location: Sheffield (hybrid, 1-2 days a week)Salary: Circa £60,000 plus benefits Why Apply? Are you a Software Engineer with strong C# .NET experience looking for your next challe ...

Software Engineer Full Stack (London)

About Edra Edra is solving one of the hardest problems in enterprise AI: AI models are generic but company processes are specific. We build AI agents that learn how processes actually run, and then run their operations. We’re a Series A startup, backed by Sequoia and other leading ...

Graduate Full Stack Software Engineer

About Lovey:At Lovey, we believe every business deserves access to the funding it needs to grow. Since 2016, we’ve helped thousands of UK companies secure finance through technology that makes the process faster, simpler, and more transparent.We’re proud to be recognised as a To ...

Sr Software Engineer Full Stack

Description About XeXe is a cross-border payments platform. We help SMEs and consumers in the US, UK, Canada, Australia, and New Zealand collect, convert, hold, and send money across markets. Each year, over 300 million people use Xe for currency information and over 350,000 use us ...

Senior Full Stack Software Engineer

About the roleAs a Senior Full Stack Software Engineer, you will be a technical anchor within our Professional & Financial Services team, leading the development of sophisticated platforms that visualise complex data science insights and bridging the gap between AI research and production ...

Full Stack Software Engineer (Senior)

Description About XeXe is a cross-border payments platform. We help SMEs and consumers in the US, UK, Canada, Australia, and New Zealand collect, convert, hold, and send money across markets. Each year, over 300 million people use Xe for currency information and over 350,000 use us ...

Full Stack Software Engineer (Python)

We are looking for a Python Software Engineer to join our Client Success Team.The vision of the Client Success Team is to establish a proactive, client-aligned feedback loop that accelerates high-impact feature delivery for the Validus Horizon platform. By doing so, th ...

Software Engineer (Full stack Javascript)

What we doAt Perlego, we are working hard to make education accessible to all. In this digital age, we believe that anyone should be able to learn anything at any time. Knowledge should be more accessible, not locked behind sky-high price tags.Over the past 9 years, our goal has been to s ...

Full Stack Software Engineer (UK)

Quantios is a leading provider of software solutions for the trust administration and corporate services industry. With over 30 years of experience, we empower our clients with innovative technology that enhances governance, operations, and investment on a global scale. At Quantios, we are committed to foster ...

Junior Full Stack Software Engineer

About us:Make a difference and advance your career by helping deliver some of the UK’s most important #tech4good projects, making the world a smarter, safer, greener, and healthier place.You’ll join a talented team of dynamic and driven professional problem solvers; creative thi ...

Junior Full Stack Software Engineer

About us:Make a difference and advance your career by helping deliver some of the UK’s most important #tech4good projects, making the world a smarter, safer, greener, and healthier place.You’ll join a talented team of dynamic and driven professional problem solvers; creative thi ...

Graduate Full Stack Software Engineer

About Lovey:At Lovey, we believe every business deserves access to the funding it needs to grow. Since 2016, we’ve helped thousands of UK companies secure finance through technology that makes the process faster, simpler, and more transparent.We’re proud to be recognised as a To ...

🚀 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 Full Stack Java React Jobs in United Kingdom Job Search Guide, Trends and Insights