Contract Full Stack Java Engineer React Python 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

Frontend Engineering Manager React/Next.js (6mo Contract)

Mindera is seeking a Software Engineering Manager to lead a high-performing frontend team specializing in React, Next.js, and TypeScript. The role involves providing technical leadership, establishing modern development practices, and overseeing the planning and delivery of scalable web applications. Ideal candi ...

Remote React Developer Fintech, 6 Month Contract

A high-growth fintech company is seeking a seasoned React Developer for a 6-month contract, fully remote for UK-based applicants. The role focuses on transforming apps into modern user experiences using React and TypeScript. Ideal candidates will have 6-8 years of software engineering experience, strong front-en ...

Remote React Developer Fintech, 6 Month Contract

A high-growth fintech company is seeking a seasoned React Developer for a 6-month contract, fully remote for UK-based applicants. The role focuses on transforming apps into modern user experiences using React and TypeScript. Ideal candidates will have 6-8 years of software engineering experience, strong front-en ...

Senior Product Engineer: Frontend Architect for Climate Tech

Greenpixie, a Climate-Tech Company, working on our cutting-edge software products. Location: Hybrid (2+ days per week in our Central London office) Employment Type: Full-Time Salary Range: < ...

Senior Software Developer

Job Summary:We are seeking a skilled and versatile Full Stack Developer with deep experience in .NET (C#) and Angular, coupled with hands-on knowledge in Microservices architecture, Python, and AI/ML integration. The ideal candidate will be a self-starter who t ...

Senior Software Developer

Job Summary:We are seeking a skilled and versatile Full Stack Developer with deep experience in .NET (C#) and Angular, coupled with hands-on knowledge in Microservices architecture, Python, and AI/ML integration. The ideal candidate will be a self-starter who t ...

Full stack Engineer (£60k £80k + Equity) at IoT climate tech startup

Job Title Full-stack Engineer Salary £60k-£80k + Equity Company Description IoT climate-tech startup backed by Imagine H2O and Geovation Job Description Join a high-impact team building IoT sensors that protect urban infrastructure from floodi ...

Junior Java Developer Python, Ruby, Fintech50 in London Quant Capital

Job Opening: Junior Java Developer Location: London Salary: £45,000-50,000 + bonus Quant Capital is urgently seeking a Junior Java Developer to join our high profile client. Our client is an established financial data technology startup, addressing challenges within the ...

Software Developer

Full Stack Java Developer (Enterprise Web & Business Systems) Remote | £50,000 + 12% Bonus + £5,000 Car / Car Allowance My client is seeking a Software Developer to join their growing Digital team, working on enterprise‑grade web and business applications that support core internal operations and cus ...

Full Stack Post Trade Developer – Elite Systematic Hedge Fund – C#, Angular/React, SQL – London[...]

Full Stack Post Trade Developer – Elite Systematic Hedge Fund – C#, Angular/React, SQL – London – Market Leading Compensation One of the world’s most forward-thinking systematic hedge funds is expanding its Post-Trade Technology group and is hiring a Post-Trade Developer to build the external-fac ...

Principal Software Engineer UK Security Clearance eligibility required.

Principal Software Engineer - UK Security Clearance eligibility required Location: London, UK (Hybrid ~1 day per week in office / onsite). Contract: Permanent, Full-time. Package: £80,000-90,000 + 10% bonus + 10% shares options + benefits. About the Role As a Principal Software ...

Principal Software Engineer

Principal Software Engineer - UK Security Clearance eligibility required Location: London, UK (Hybrid ~1 day per week in office / onsite). Contract: Permanent, Full-time. Package: £80,000-90,000 + 10% bonus + 10% shares options + benefits. About the Role As a Principal Software ...

Founding Engineer

Founding Engineer Opportunity | Legal Tech | Up to £160k + Equity Are you the right applicant for this opportunity Find out by reading through the role overview below.We’re partnering with a bootstrapped, early-stage legal tech startup on a mission to ...

AI Software Engineer (C++/GPGPU) – 6 Month Contract Egham

AI Software Engineer (C++/GPGPU) – 6 Month Contract The ideal candidate will have experience and expertise in both GPU compute programming and systems development (library development, performance/memory optimizations) using modern C++. The prospective candidate will work on and grow in both direction ...

AI Software Engineer (C++/GPGPU) – 6 Month Contract Egham

AI Software Engineer (C++/GPGPU) – 6 Month Contract The ideal candidate will have experience and expertise in both GPU compute programming and systems development (library development, performance/memory optimizations) using modern C++. The prospective candidate will work on and grow in both direction ...

Python Engineer (Remote)

Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $2B in revenue in our last fiscal year with extensive growth potential ahead. At th ...

Senior Python Engineer

Job Overview Job Title: Senior Python Engineer Location: UK (remote / hybrid / office based) with Occasional Travel Division: Inizio Medical – Data & Python Development Team Inizio Medical is part of Inizio, the world’s leading healthcare and communications g ...

Senior Python Engineer

This range is provided by Corecom Consulting. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Senior Python Engineer (Fully Remote, UK) Contract: Permanent Location: Fully remote (UK) with optional in-person ses ...

Senior Python Engineer

Join to apply for the Senior Python Engineer role at Cleo Be among the first 25 applicants About Cleo At Cleo, we’re not just building another fintech app. We’re embarking on a mission to fundamentally change humanity’s relationship with money. Imagine a world wher ...

Python Data Engineer

Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. We have been meeting customers wherever they are in the digital lifecycle and helping them outperform their competition through speed and innovation. </p ...

Lead Python Engineer

Technical Lead – UK (Remote, Permanent) Overview Velocity Tech has partnered with a global digital consultancy specialising in data, AI, and modern software engineering, helping enterprise clients build scalable, high-impact digital products. < ...

Lead Python Engineer

Lead AI Python Engineer We’re working with an early-stage AI product company in London building software that automates real-world operational workflows using Python and applied AI. This is a hands-on engineering role focused on designing and building backend systems, APIs ...

Senior Python Engineer

Job Overview Job Title: Senior Python Engineer Location: UK (remote / hybrid / office based) with Occasional Travel Division: Inizio Medical – Data & Python Development Team Inizio Medical is part of Inizio, the world’s leading healthcare and communications g ...

Senior Python Engineer

Join to apply for the Senior Python Engineer role at Cleo Be among the first 25 applicants About Cleo At Cleo, we’re not just building another fintech app. We’re embarking on a mission to fundamentally change humanity’s relationship with money. Imagine a world wher ...

Senior Python Engineer

This range is provided by Corecom Consulting. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Senior Python Engineer (Fully Remote, UK) Contract: Permanent Location: Fully remote (UK) with optional in-person ses ...

Senior Python Engineer

Senior Python Software Engineer Permanent | UK Remote + Travel Apply (by clicking the relevant button) after checking through all the related job information below.We’re hiring a Senior Python Software Engineer to join a globally distributed engineering team work ...

Senior Python Engineer

Senior Python Engineer Location: London (Hybrid) Join a fast-growing innovator transforming property management through AI-driven solutions. Shape the future of automation and make a real impact in a high-growth environment. The Opportunity This is a fast-growing ...

Backend Software Engineer Defence SC Clearance

Backend Software Engineer / Developer (C# Java Python) *Newcastle onsite* to £120k+Do you have strong backend focussed software engineering experience combined with SC Clearance?You could be joining a scaling Technology Consultancy as they break into Defence sector work, the company has a ...

Backend Software Engineer Defence SC Clearance

Backend Software Engineer / Developer (C# Java Python) *Newcastle onsite* to £120k+Do you have strong backend focussed software engineering experience combined with SC Clearance?You could be joining a scaling Technology Consultancy as they break into Defence sector work, the company has a ...

Lead Full Stack Web Developer Hedge Fund

We are looking for an experienced Lead Full-Stack Web Developer to join an established Hedge Fund. You will be hands-on and involved throughout the entire software lifecycle; design, deployments and continuous improvement whilst leading a small global team. Requirements: </ ...

Python Software Engineer

Direct message the job poster from Durlston Partners Hedge Fund, Trading & Tech Headhunter at Durlston Partners Python Software Engineer – High-Frequency Trading We're working with a high‑frequency trading (HFT) firm that is looking to expand its technology team with a Python So ...

Python Software Engineer

Join to apply for the Python Software Engineer role at Octopus Legacy Octopus Legacy is the place to plan for death and find support after loss. Having been on our own startup journey, Octopus Group recently bought a stake in our company to supercharge our growth, and now we’r ...

Senior Python Engineer

Senior Python Engineer Location: London (Hybrid) Join a fast-growing innovator transforming property management through AI-driven solutions. Shape the future of automation and make a real impact in a high-growth environment. The Opportunity This is a fast-growing ...

Software Engineer (Python)

**Title:**Software Engineer – Python **Department:**Procode IT **Location:**Hybrid – Commutable distance of our Chandlers Ford office **Salary:**Circa £38k + Discretionary Bonus Scheme **Sponsorship:**Unfortunately, we are unable to offer sponsorship for this role Do you enjoy building scalable, ...

Backend Engineer Python

Senior Consultant at Primis Talent – Consulting, Strategy and Transformation across the UK We're working with a rapidly growing Series A startup backed by top-tier VCs who are seeking highly skilled Software Engineer with deep expertise in backend development. This company is revolutionis ...

Python Software Engineer

About us At National Grid, we keep people connected and society moving. National Grid supplies us with the environment to make it happen. As we generate momentum in the energy transition for all, we don’t plan on leaving any of our customers in the dark. So, join us as a Python Software Engine ...

Senior Software Engineer

Senior Full Stack Engineer (React, Typescript, Node, AWS) HealthTech, up to £90k London (once or twice per fortnight in office) Troi Search are delighted to be partnering once again with this innovative & mission driven HealthTech client. We’re now looking for a Senior F ...

Senior Software Engineer

Senior Full Stack Engineer (React, Typescript, Node, AWS) HealthTech, up to £90k London (once or twice per fortnight in office) Troi Search are delighted to be partnering once again with this innovative & mission driven HealthTech client. We’re now looking for a Senior F ...

Principal Data Scientist AI in London Opus 2

Principal Data Scientist – AILondon, United KingdomPosted 11 months agoTech StackTypeScriptJavaArtificial IntelligencePythonRequirementsProficiency in Python, with ex ...

Senior Software Engineer Adobe Experience Manager (AEM)

Senior Software Engineer - Adobe Experience Manager (AEM) Epsom & Barbican, London | Hybrid Working | Fixed-Term Maternity Cover (starting July 2026) Competitive salary available, depending on experience 37.5 hours per week We are looking for an enthusiastic Senior Soft ...

Senior Software Engineer Adobe Experience Manager (AEM)

Senior Software Engineer - Adobe Experience Manager (AEM) Epsom & Barbican, London | Hybrid Working | Fixed-Term Maternity Cover (starting July 2026) Competitive salary available, depending on experience 37.5 hours per week We are looking for an enthusiastic Senior Soft ...

Python Web Application Developer (Scaling company)

Python Web Application DeveloperJoin at a key stage of growth, where your work will directly shape the evolution of the platform and engineering function. Belfast (Hybrid) Permanent The OpportunityOcho are delighted ...

Principal Software Engineer – AI & Cloud (UK Travel)

A leading technology and consulting firm in London seeks a Manager to lead client accounts and engineering initiatives. The position demands proven leadership in managing teams and client relationships, with full-stack engineering skills across technologies such as React, Node.js, and Python. Candidates should a ...

Backend & Fullstack Engineer for AI‑Driven SaaS Growth

Hook is seeking a skilled full-stack developer for its innovative team in Greater London. The role involves both frontend and backend development, primarily using Python and React. You will work on designing product features, improving architecture, and ensuring system performance. The position offers a competit ...

Hybrid Java Engineer Monolith Upgrades & Payments

Yorkshire Building Society in Leeds is seeking a Software Development Engineer – Java. This hybrid role involves supporting, maintaining, and developing changes for customer-facing websites using Java/Spring MVC. Responsibilities include designing software, conducting peer reviews, and delivering full stack chan ...

Senior Software Engineer

We are GlobalLogic, a Hitachi Group Company and a leader in digital engineering. We help brands across the globe design and build innovative products, platforms, and digital experiences for the modern world. By integrating experience design, complex engineering, and data expertise - we help our clients ima ...

Senior Software Engineer

We are GlobalLogic, a Hitachi Group Company and a leader in digital engineering. We help brands across the globe design and build innovative products, platforms, and digital experiences for the modern world. By integrating experience design, complex engineering, and data expertise - we help our clients ima ...

Senior Software Engineer (Java) in London iManage

Senior Software Engineer (Java) London, United Kingdom Posted 9 months ago Tech stack REST Cloud Manager Spring Framework Software Engineer Java Code Development Setting the foundation of the application. We u ...

🚀 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

    Contract Full Stack Java Engineer React Python Jobs in United Kingdom Job Search Guide, Trends and Insights