• United Kingdom Jobs Expertini profile avatar

    • 198,389+ Fullstack Engineer Intern React Nextjs Python Jobs in UK — Top Companies Hiring June 2026

    Professional job seekers finding United Kingdom jobs through Expertini
    750,000+ professionals on Expertini 750,000+ Candidates
    Join our global community
    Explore Leading Employers
    High-Paying Careers
    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.

    1. Expertini
    2. United Kingdom
    3. Jobs
    4. Fullstack Engineer Intern React Nextjs Python Jobs in United Kingdom

    5. Download PDF

    Reset

    Create Job Alert
      Add Alert

     
     
    Create Alert
     
    Reset

    Senior Shopify Full Stack Engineer (React, Node.js & Headless Commerce)

    About the Role We’re looking for a Senior Shopify Full‑Stack Engineer (React, Node.js & Headless Commerce) to strengthen our internal technical capabilities and lead the evolution of our product ecosystem — from our existing Bubble stack to a modern, scalable, hybrid or full‑code environment cent ...

    Integration Engineer, AgeKeys

    JD OpenAge: Integration Engineer, AgeKeys (US/Europe) About OpenAge Initiative OpenAge is a public interest initiative rethinking how age is established online. Our mission is simple: protect digital youth from harm while preserving the privacy and freedom of adults. </p ...

    Senior Back End Python Engineer FULLY REMOTE WORLDWIDE

    Job Description This is a FULLY REMOTE-WORLDWIDE positionActivePrime is a Silicon Valley Tech companyAs a senior software engineer, you'll join a team tackling genuinely hard problems: distributed data processing at enterprise scale, complex deduplication algorithms, ...

    Senior Back End Python Engineer FULLY REMOTE WORLDWIDE

    Job Description This is a FULLY REMOTE-WORLDWIDE positionActivePrime is a Silicon Valley Tech companyAs a senior software engineer, you'll join a team tackling genuinely hard problems: distributed data processing at enterprise scale, complex deduplication algorithms, ...

    Full Stack Engineer (Python and/or Java) – VP

    Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build ...

    Full Stack Engineer (Kotlin and/or Python) – VP

    **Full Stack Engineer (Kotlin and/or Python) – VP** Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From de ...

    Remote Senior Python Engineer — FastAPI for RL Gym

    A leading AI research accelerator is seeking a Python Developer with strong FastAPI expertise to join a Reinforcement Learning project. The role involves designing scalable APIs, collaborating with engineers, and delivering backend services for experiments. Ideal candidates have over 5 years of Python experience ...

    Electrical Engineer with Python Experience Freelance AI Trainer

    Electrical Engineer with Python Experience - Freelance AI Trainer This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English. At Mindrift, inno ...

    Senior Automotive Test Engineer CAN/UDS, HIL, Python

    A technology solutions provider is seeking an Automotive Testing Senior Engineer based in Pune, India. The ideal candidate will have a strong background in the automotive domain, knowledgeable in various protocols including CAN, UDS, and XCP. Proficiency in Python, Pytest, and CAPL scripting is essential. Experi ...

    Senior QA Automation Engineer – Python, Playwright & CI/CD

    A leading online gaming company in the United Kingdom is seeking a Senior QA Automation Engineer to design and maintain automated test scripts for web and mobile applications. Ideal candidates have extensive experience in frontend automation and API testing, along with excellent proficiency in Python. This role ...

    Senior Python Engineer AI Testing Project (Freelance, Mindrift)

    Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent empl ...

    Senior Software Engineer (AI / ML, Python) (Perm, UK)

    Senior AI Python Software Engineer (Perm, UK) Location: UK Senior Python Software Engineer (Perm, UK, Remote + Travel) This is a full-time, permanent opportunity for candidates based in the UK . Please note that visa sponsorship is not available for thi ...

    Remote ML Engineer — NLP/LLM with Python & PyTorch

    A cutting-edge AI company is seeking a Machine Learning Engineer to work remotely across Europe. You will play a key role in enhancing an integrated AI assistant, tackling challenges in evaluating retrieval systems and designing benchmarks. Candidates should possess a Master’s or PhD in Computer Science or relat ...

    Onsite Python Data Engineer in Birmingham Audit & Risk

    A technology services firm based in Birmingham is seeking a skilled Python Data Engineer to design, develop, and maintain data solutions for audit and risk processes. The ideal candidate should have over 7 years of experience in data engineering, strong skills in Python and SQL, and the ability to collaborate wi ...

    Remote Senior Python Engineer AI/Data in HealthTech

    A health and life sciences company is seeking a Fully Remote Senior Python Engineer to join their team. You will be responsible for developing a proprietary platform that utilizes data analytics and AI. The ideal candidate has advanced Python skills and extensive knowledge of cloud services, specifically Azure a ...

    Senior AI Python Engineer — Remote + UK/Europe Travel

    A leading AI and software solutions company in the UK is seeking a Senior AI Python Software Engineer. This role involves designing and building applications in Python, optimizing performance, and collaborating with various teams. The ideal candidate has at least 8 years of commercial experience, deep knowledge ...

    Senior Backend Engineer – Casino UX on Python/AWS

    A next-generation sports betting platform is seeking a Senior Backend Engineer to develop and maintain backend systems. The ideal candidate has over 5 years of experience, strong Python skills, and knowledge of RESTful APIs and cloud platforms. This role offers the chance to shape technical direction while colla ...

    Remote Backend Engineer for AI HealthTech | Python & FastAPI

    A leading HealthTech company in the UK is seeking a Software Engineer to design and build production-grade backend systems using Python and FastAPI. This role offers fully remote working with optional office space in Holborn. You'll contribute to high-impact projects in AI-driven healthcare, work alongside engin ...

    Remote Python Quant Engineer for Elite Distributed Systems

    A leading performance software firm in the UK is seeking a Software Engineer/Quant Developer specializing in Python for a remote role. In this position, you will work on innovative software solutions, contribute to system architecture, and collaborate with top engineers. The ideal candidate has over 3 years of e ...

    Senior Python Engineer for MCP & AI Tooling (Remote)

    A leading tech company based in the United Kingdom is seeking experienced Python engineers for a project focused on developing Model Context Protocol (MCP) servers. Responsibilities include developing evaluation servers and implementing logic for agent actions. The ideal candidate will have over 4 years of Pytho ...

    Senior Backend Engineer Go/Python/Scala (6M Contract)

    A leading recruitment firm in the United Kingdom is seeking a Senior Talent Acquisition specialist for a 6 months contract. This mid-level backend position involves working with engineering teams, creating APIs, and managing projects. The ideal candidate will have over 3 years of software development experience ...

    Remote Backend Engineer Go/Python/Scala (6m Contract)

    A staffing and recruiting firm is looking for a mid-level backend developer to join their Ads Organization. This remote role in the UK requires at least 3 years of experience in software development with a strong proficiency in languages like Go, Python, and Scala. Responsibilities include collaborating with tea ...

    Senior Python Engineer (Remote UK) – Django, GraphQL & AWS

    Feedinkoo is seeking a mid to senior Python engineer to develop innovative web applications remotely within the UK. Ideal candidates will possess experience in building scalable solutions using Python and Django, as well as a solid understanding of front-end technologies. You will work independently on variou ...

    Senior Python Data Engineer — AI Connectors (Remote UK)

    ClickHouse is hiring a Senior Software Engineer specializing in Python and the Data Ecosystem to enhance our data engineering processes. This remote role emphasizes building integrations with orchestration platforms, ensuring high performance and reliability. You'll collaborate closely with data engineers and ...

    Senior AI Engineer: GenAI, Python & Scalable AI Solutions

    Infios U.K. Ltd is seeking an experienced Senior Software Engineer with expertise in Python and GenAI to join their global product development team. The ideal candidate will design and maintain AI-driven solutions, working collaboratively across teams to implement scalable and reliable AI systems. Cand ...

    Python AI Infrastructure Engineer for Scalable ML Platforms

    Revolut is seeking a Python Software Engineer to build core infrastructure for their AI ecosystem. This role involves designing scalable services that support the AI lifecycle, developing infrastructure for third-party integrations, and ensuring system reliability. The ideal candidate will have a strong found ...

    Senior Backend Engineer Python + AWS Lead API & Services

    Santa Monica Talent is seeking a Lead Engineer (Backend Python AWS) to drive the development of a healthcare platform. This hands-on role involves designing and building backend services while collaborating closely with the CTO. Responsibilities include ensuring API documentation, integrating with thir ...

    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 Python Backend Engineer for AI Driven APIs

    A growing tech startup is seeking a Senior Consultant to revolutionize backend systems using Python and cutting-edge technologies. You'll design and implement robust APIs, contributing to AI-assisted development while ensuring high technical standards. Ideal candidates possess expertise in Python, SQL, and have ...

    Senior Python Engineer – Cloud Native & AI Driven Platform

    A progressive startup is searching for a Python Software Engineer to join their dynamic team. In this role, you will lead the design and development of scalable cloud-native systems, primarily in Python. You will work on exciting greenfield projects with a focus on integrating large language models, making key a ...

    Front Office Python Trading Engineer – Real Time Systems

    A global Trading firm is seeking a Front Office Developer skilled in Python to enhance trading technology. In this role, you will collaborate directly with Traders to create high-performance systems and tools that improve decision-making in trading. Ideal candidates will have significant experience in software e ...

    Senior Python Engineer Remote, Stock Options & 30% Bonus

    A recruitment agency is seeking a Senior Python Developer for a FinTech client in the UK. You will design complex systems and write scalable code while collaborating closely with the CTO and Head of Engineering. The role requires over 6 years of experience in Python, expertise in SQL, and cloud experience, prefe ...

    Founding Python Backend Engineer — Real Time AI Analytics

    A startup focused on AI infrastructure in London is seeking a Founding Python Back-End Engineer. In this role, you will build core infrastructure for processing real-time data streams and develop APIs for analytics. Ideal candidates will have 3+ years of experience in backend systems, strong Python skills, and a ...

    Flask Python Engineer (REST, Docker, AWS, CI/CD)

    A tech recruitment firm in the United Kingdom is seeking a skilled Python Developer to design and maintain web applications using Flask. The ideal candidate will have at least 1.5 years of experience in web development, a strong background in AWS, and proficiency in Git and Docker. You will collaborate with team ...

    Senior Backend Engineer (Java/Python) Linux SC Cleared

    ALTEN is seeking a Backend Software Engineer based in London. You will design, develop, and support software for complex systems, focusing on reliability and operational requirements. Strong experience with Java and Python is essential, as well as the ability to work in a Linux environment. Join a pass ...

    Senior Quality Engineer — Python | Hybrid UK, SC Eligible

    A leading tech consultancy in the UK is seeking a Senior Quality Engineer skilled in Python and test automation. The position offers the opportunity to lead testing across various methodologies while collaborating in a dynamic and hybrid setting. Benefits include 26 days of annual leave, private health care, and ...

    Senior Python Backend Engineer End to End Systems

    Experian is seeking a Backend Senior Software Engineer to design, build, and operate backend systems. You will manage the full Software Development Lifecycle while working closely with product teams to shape data-driven solutions. The ideal candidate has solid experience in Python and AWS. The role off ...

    Python Engineer: Data Pipelines & AWS for Clean Energy

    Peaple Talent in the United Kingdom is seeking a skilled Python Software Engineer to join their fast-growing team focusing on clean-energy transition. The role involves developing in-house Python applications, building APIs, and managing ETL pipelines for large-scale data processing. The ideal candidate has over ...

    Senior Cloud Software Engineer – AI/ML, Java & Python

    Gravity Engineering Services Pvt Ltd. in the United Kingdom is seeking a skilled cloud developer to architect, develop, and deploy scalable applications using Java and Python. The candidate will collaborate closely with solution architects and optimize code for performance and security. The ideal candi ...

    Data Quality Test Engineer

    Ten10 City Of Bristol, England, United Kingdom Join or sign in to find your next job Join to apply for the Data Quality Test Engineer role at Ten10 Ten10 City Of Bristol, England, United Kingdom 3 days ago Be among the first 2 ...

    Lead Software Engineer AI/ML Data Platforms AI Engineer Python

    We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorgan Chase within the AI/ML Data Platforms business, you are an integral part of a team that works to enhance, build, and deliver trusted market-lead ...

    Lead Software Engineer AI/ML Data Platforms AI Engineer Python

    Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the AI/ML Data Platforms business, you are an integral part of a team that works to enhance, build, ...

    Lead Software Engineer AI/ML Data Platforms AI Engineer Python

    We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the AI/ML Data Platforms business, you are an integral part of a team that works to enhance, build, and deliver trusted market- ...

    Lead Software Engineer AI/ML Data Platforms AI Engineer Python

    Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the AI/ML Data Platforms business, you are an integral part of a team that works to enhance, build, and deli ...

    Lead Software Engineer AI/ML Data Platforms AI Engineer Python

    LONDON, United Kingdom Job Information Job Identification Job Category Software Engineering Business Unit Commercial & Investment Bank Posting Date 03/20/2026, 01:34 PM Locations 25 Bank Street, Canary Wharf, London, Greater London, E14 5JP, ...

    On Site Data Engineer/Analyst — Python, SQL & Snowflake

    Randstad Technologies Recruitment is seeking a Data Analyst Programmer/Data Scientist in Larne, Northern Ireland. This role focuses on developing reliable data pipelines, executing analytics, and driving automation across key workstreams. The ideal candidate will have 3-5+ years of experience in data s ...

    Senior Full Stack Engineer Start up

    Senior Full Stack Engineer / Developer (Python Django Flutter AWS) London to £120k Are you a full stack technologist who enjoys working on Greenfield apps? You could be progressing your career at a tech scale‑up that is enjoying great success with its AI workforce optimisation software th ...

    Senior Software Engineer

    Senior Software Engineer Location: Canary Wharf, Central London Salary: £70,000-£75,000 plus Hybrid / Flexible Working, Company Bonus, Generous Pension and more. We are working with a well-funded, mission-driven organisation in the renewable energy space looking to hire a Senior S ...

    Senior Developer (Typescript and Python)

    MCS Group delighted to be working with an innovative and rapidly growing technology organisation as they look to appoint a Senior Software Developer to join their expanding engineering team in Belfast. This is an excellent opportunity for an experienced engineer who enjoys working across complex sy ...

    🚀 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 →

    💡 Tools that really enhance your application chances and career growth.

    Go to Your Dashboard →

      Fullstack Engineer Intern React Nextjs Python Jobs in United Kingdom Job Search Guide, Trends and Insights