Lead Software Engineer Java Spring Boot React 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

Graduate AI Software Engineer

Salary£27000 - £30000 per annum + pension, healthcare, 26 days holiday + B/HLocationNewportJob Reference4689Job Type PermanentPosted Date 06/05/2026 Job Details ...

Senior Embedded Software Engineer

OverviewWe are looking for an experienced Senior Embedded Software Engineer to design, develop, and enhance embedded software for advanced electro‑mechanical products used in global industrial applications. This role is hands-on and technical, contributing to firmware devel ...

Senior Software Engineer (Angular)

Make The Connection.Vix Technology is a global leader in providing innovative solutions for public transit, believing that accessibility should be a standard. With over 35 years of experience and systems deployed in more than 200 cities worldwide, we take a modular approach to inte ...

Senior GenAI Software Engineer

Liftoff is a leading AI-powered performance marketing platform for the mobile app economy. Our end-to-end technology stack helps app marketers acquire and retain high-value users, while enabling publishers to maximize revenue across programmatic and direct demand.Liftoff’s solutions, including Accelera ...

Senior Software Engineer, C++

At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness ...

Software Engineer (Node/.NET)

Want to turn complex public challenges into elegant backend solutions with modern frameworksAre you a Software Engineer expert ready to work on impactful, high-security government projects?Role overviewWere looking for a skilled Software Engineer to join our team s ...

Embedded Software Quality Engineer

Your newpany You’ll be joining a cutting-edge engineering and technology organisation within Aerospace that has grown rapidly in the UK, now pushing into global markets. Formed by world leading experts in science/software the business is redefining how high-performanceponents/instruments are design ...

Senior Software Engineer London

The roleWe're looking for software engineers with strong backend and cloud infrastructure experience to build the systems that power billing for modern B2B companies.You'll own revenue-critical infrastructure - the kind where correctness isn't negotiable and downtime isn't an optio ...

Senior Embedded Software Engineer

Join an innovative R&D hub in Cambridge offering hybrid working Commutable from Cambridge, Bedford and Peterborough, this is a fantastic opportunity to work for a subsidiary of a German power house within the design and manufacturing of power electronics, predominantly focused on within the ...

Software Support Engineer SQL

Supporting a UK-wide network of over 5,000 local, expert technology providers, Giacom makes it really simple for technology resellers and MSPs to access everything they need to create brilliant technology solutions for UK businesses.Giacom’s market-leading platform, Cloud Market, p ...

Senior Software Engineer, Android

Teamwork makes the stream work. Roku is changing how the world watches TVRoku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our missio ...

Senior Software Engineer Android

We’re reinventing payments.In less than four years, Dojo disrupted the market to become the largest and most loved acquirer in the UK. Our payments infrastructure, purpose-built for in-person commerce, is game changing.Now, over 150,000 customers across four countries choose to transact bil ...

Associate Software Engineer Engage

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalised and profitable guest experiences. As a result, our digital ordering, payment, and guest engagement solutions enable brands to do more with less and make every guest fee ...

Software Engineer (All levels)

Job Description:Your impactAre you an experienced Software Engineer who is interested in developing software for the Eurofighter Typhoon Fighter Jet?Typhoon remains the primary front line defence aircraft for the UK, Germany, Italy & Spain. As a result of significant custome ...

Embedded Software Engineer Firmware

The Role Job Overview: As a member of the Automotive Software Solution team you will have the opportunity to build upon your existing background, knowledge and expertise and contribute to Open Source and commercial Arm ecosystem enabling projects, ...

Software Engineer (App Delivery)

We live in a world that runs on physical industries like energy, logistics, manufacturing. These sectors are essential to our economy and daily lives, yet they are held back by inefficiencies, fragile legacy systems, and decades-old ways of working. This is not just a business problem; it is a societal one. W ...

Senior Software Engineer (Cloud)

Are you a cloud-focused backend engineer who wants to build and secure modern cloud-native platforms at scale?My client is an emerging technology company operating in the cloud security space, building runtime-driven platforms that help organisations protect and understand their cloud infrastructur ...

Senior Software Engineer, Consensus

Software Engineer, Consensus - Anza Who We AreAnza is a Solana R&D lab pushing the boundaries of blockchain performance and scalability. Anza was founded by experienced executives and core engineers solving the toughest problems in Web3. Crypto ecosystems rely on robust protocols, and ...

Software Engineer / Platform SRE

Location: Sheffield Job Type: Contract Industry: Digital Workspace Job reference: BBBH438493_1778250118 Posted: about 17 hours ago Role Title: Software Engineer / Platform SRE Location: Sheffield (3 Days per Week Onsite) Duration: 25/12/2026 Rate: £435p/d via Umbrella</b ...

Backend Software Engineer Python

Job Description Backend Software Engineer - Python Location: London (in-office 4 days per week, non-negotiable) - Office is near Holborn EC1 - Please do not apply if you cannot get to the office 4 days (Mon-Thursday) per weekType: Full-time<b ...

Software Engineer Port Talbot

Software Engineer Port Talbot SA13 £40-50,000 Commutable from Port Talbot, Bridgend, Swansea, Neath, Briton Ferry, Maesteg, Porthcawl Benefits:- 25 Days + Bank ...

Mobile Software Engineer Bristol

Mobile Software Engineer iOS Up to £75k Bristol, Hybrid Swift, Objective-C Benefits: 35 days holiday including bank Buy and Sell holiday Health I ...

Research Software Engineer Durham

Research Software Engineer - Durham The Role and Department This role is for a Research Software Engineer within a High Performance Computing team in the Department of Physics, who will perform activities such as improving the performance of existing codes on large systems ...

Principal Software Engineer, Cloud

Principal Software Engineer, CloudSenior Full-Stack .NET Developer – AI-Forward EngineeringType: Full-timeLevel: Senior About the RoleWe’re looking for a senior full-stack .NET developer who treats AI tooling as a core part of their ...

Backend Software Engineer Python

Job Description Backend Software Engineer - Python Location: London (in-office 4 days per week, non-negotiable) - Office is near Holborn EC1 - Please do not apply if you cannot get to the office 4 days (Mon-Thursday) per weekType: Full-time<b ...

Industrial Placement Software Engineer

Job Description:Your impactAre you ready to make an impact and gain hands-on experience working on real-world projects from day one?At During your placement, we encourage you to spend at least three days each week on site to integrate with your team and ...

Software Engineer (ML Projects)

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 ...

Software Engineer Olo Network

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalised and profitable guest experiences. As a result, our digital ordering, payment, and guest engagement solutions enable brands to do more with less and make every guest fee ...

Fullstack Software Engineer Catering

Olo is a leading SaaS platform accelerating digital transformation in the restaurant industry, by helping customers deliver more personalised and profitable guest experiences. As a result, our digital ordering, payment, and guest engagement solutions enable brands to do more with less and make every guest feel l ...

Graduate AI Software Engineer

Salary£27000 - £30000 per annum + pension, healthcare, 26 days holiday + B/HLocationNewportJob Reference4689Job Type PermanentPosted Date 06/05/2026 Job Details ...

Software Engineer Consultant (Defence)

Daintta are a rapidly growing, values-driven consultancy delivering mission-critical data, technology, and engineering solutions across the UK public sector. We partner with clients in Defence, National Security, Law Enforcement, and wider Government to strengthen the UK's resilience and operational advantage ...

Senior Fullstack Software Engineer

Position Overview We areseekinga highly skilled Senior Full Stack Software Engineer to join our team supporting research and foundation model development. This roleoperatesat the intersection of research scientists, ML engineers, and infrastructure teams, enabling rapid experimentation, p ...

Software Engineer Python, Automation

About the RoleThis is a great role for a Software Engineer, Python / SDET , with a background in developing automated tools and tests on resource constrained hardware platforms. These tools and tests will be used daily to further improve our products and help deliver the highest quality s ...

Software Engineer (Remote) (Oxford)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

Software Engineer (Remote) (Nottingham)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

Software Engineer AI (Remote)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

Software Engineer (Remote) (Birmingham)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

Software Engineer AI (Remote)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

Software Engineer (Remote) (Sheffield)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

Software Engineer AI (Remote)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

Software Engineer AI (Remote)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

Software Engineer (Remote) (Southampton)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

Software Engineer AI (Remote)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

Software Engineer AI (Remote)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

Software Engineer AI (Remote)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

Software Engineer (Remote) (Bradford)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

Software Engineer (Remote) (Coventry)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

Software Engineer AI (Remote)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as ...

Software Engineer (Remote) (Liverpool)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

Software Engineer (Remote) (Brighton)

About the Project Find out more about this role by reading the information below, then apply to be considered.Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collabo ...

🚀 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 Spring Boot React Jobs in United Kingdom Job Search Guide, Trends and Insights