• United Kingdom Jobs Expertini profile avatar

    • Senior Software Engineer Pythonjava Jobs in UK

    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. Senior Software Engineer Pythonjava Jobs in United Kingdom

    5. Download PDF

    Reset

    Create Job Alert
      Add Alert

     
     
    Create Alert
     
    Reset

    Software Engineer, Media Finance Platform

    A media technology company in the UK is seeking a Software Engineer to join their team. The role involves designing, developing, and maintaining high-quality software solutions while collaborating with a cross-functional team. Candidates should have a Bachelor's degree in Computer Science and over 3 years of exp ...

    Software Engineer | $150 Remote | Mercor

    Software Engineer | $150 Remote | Mercor Join to apply for the Software Engineer | $150 Remote | Mercor role at Crossing Hurdles At Crossing Hurdles, we work as a referral partner. We refer candidates to Mercor that collaborates with world’s leading AI research labs to bui ...

    Staff Software Engineer Developer Experience

    Seeq is a leader in industrial data analytics, empowering companies to derive insights from complex process data and improve operational outcomes. As we continue to grow, we recognize the importance of creating a seamless and productive developer experience, enabling our engineering teams and customers to ...

    Software Integration Engineer AI Trainer

    Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for proficient programmers to help advance AI development. As a member of DataAnnotation ’S coding team, you’ll be part of a ...

    Staff Software Engineer, Motion Planning

    Job Description We are looking for an experienced Staff Software Engineer who can design and build best-in‑class planning systems for autonomous driving in structured, low‑speed environments. In this role, you’ll be the technical backbone of the planning stack—owning the design and implementation ...

    Software Engineer (Backend), Distributed Systems

    Remote (US) Company Background Censys’ mission is to be the one place to understand everything on the internet. Frustrated by the lack of trustworthy Internet intelligence, we set out to create the industry’s most comprehensive, accurate, and up-to-date map of the Internet. Today, Censys ...

    Staff Software Engineer, Agentic Platform

    Staff Software Engineer, Agentic Platform United Kingdom ABOUT TIDE At Tide we help SMEs save time (and money) in the running of their businesses by not only offering business accounts and related banking services, but also a comprehensive set of highly usable and connected admi ...

    Staff Software Engineer Store Operations

    Staff Software Engineer - Store Operations United Kingdom (Hybrid) Job Description Whatyou’lldo As part of the M&S Software Engineering team, you will be joining a well-loved historic brand, working on solutions that serve millions of loyal customers and thousand ...

    Forward Deployed Software Engineer UK

    Bloomreach is building the world’s premieragentic platform for personalization .We’re revolutionizing how businesses connect with their customers, building and deploying AI agents to personalize theentire customer journey. We're takingautonomous search mainstream, making ...

    Remote AI Software Engineer & Trainer

    A leading AI development platform is seeking proficient programmers to assist in advancing AI technologies from the comfort of their homes. As part of a global community, you will tackle diverse coding challenges and contribute to state-of-the-art AI models. Ideal candidates should be fluent in English and profi ...

    Product Security & Software Development Engineer

    Product Security & Software Development Engineer Free day to volunteer About the position As Product Security Champion, you are responsible for implementing, monitoring, and continuously improving security activities within the software and product development processes at our l ...

    Software Engineer EVM Blockchain Platform

    Location United Kingdom; Brazil; Canada; Cyprus; Czech Republic; Germany; Ireland; Lithuania; Mexico; Poland; Portugal; Romania; Spain; Switzerland Employment Type Full time Location Type Remote Department Engineering, Crypto & Onchain <h ...

    Staff Software Engineer, Sustainability (Remote)

    A technology company is seeking a Senior Software Engineer to join their Sustainability team. The role involves contributing to vehicle telematics systems to help clients operate their fleets more efficiently and sustainably. Candidates should have 8+ years of experience in software engineering, a strong growth ...

    Lead Software Engineer (.NET/JS)

    Overview A leading psychometric solutions company is seeking a Lead Engineer to join its growing team. We're dedicated to powering the right people into the right roles through science, using cutting-edge platforms to deliver trusted data and promote fairness. Driven by demand, we're sca ...

    Software Engineer AI, Next.js £80k

    This range is provided by Oliver Bernard. 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 Oliver Bernard Principal Consultant at Oliver Bernard | Specialist in Scaling Software Engin ...

    Lead Unity Software Engineer (Gameplay)

    Playrix — одна из самых успешных компаний по разработке мобильных игр в мире. По доходам среди всех мобильных приложений мы входим в топ-3 в мире, а в Европе мы первые. Наши игры установили 2,3 миллиарда раз (треть населения Земли), каждый день в них играет более 30 миллионов людей по всему миру! < ...

    Localization Software Engineer Calibration & Mapping

    AeroVect is seeking a Software Engineer II to join their Localization team in the UK. In this role, you will validate and monitor localization performance, extending the regression suite and collaborating with various teams. The ideal candidate has over 2 years of experience in robotics or autonomous vehicles, w ...

    Sr. Software Engineer FBG Trading

    Fanatics is building a leading global digital sports platform. We ignite the passions of global sports fans and maximize the presence and reach for our hundreds of sports partners worldwide by offering products and services across Fanatics Commerce, Fanatics Collectibles, and Fanatics Betting & Gaming. Fan ...

    Software Engineer III FBG Trading

    Fanatics is building a leading global digital sports platform. We ignite the passions of global sports fans and maximize the presence and reach for our hundreds of sports partners globally by offering products and services across Fanatics Commerce, Fanatics Collectibles, and Fanatics Betting & Gaming, allo ...

    Staff Software Engineer, Code Search

    Locations In this role you can work from Remote, United Kingdom Overview GitHub is shaping the future of software development in the age of AI agents — and search is at the heart of it. As GitHub's lexical and semantic code search engine, Blackbird powers context retrieval for b ...

    Backend Software Engineer (Staff/Principal)

    Seeq creates cutting-edge data analytics software for industrial process data, serving sectors like pharmaceuticals, energy, and manufacturing. Our core product is a robust calculation engine capable of executing advanced math and machine learning algorithms on streaming time-series data. By leveraging gen ...

    Lead Software Engineer (SC & eDV)

    Aker Systems was founded in 2017 by a team of experienced technology professionals who recognised an opportunity to provide highly secure enterprise data platforms to large organisations. We build and operate ground-breaking, ultra-secure, high performance, cloud-based data infrastructure for the enterpris ...

    Staff Software Engineer, Core Canvas

    Location United Kingdom Remote Employment Type Full time Location Type Remote Department Engineering ABOUT THE TEAM The Canvas Core team builds and maintains the foundational platform that powers Mural’s visual thinking experience. Th ...

    Software Engineer (Data & Video Systems)

    Software Engineer (Data & Video Systems) Join Lumenalta as a Software Engineer (Data & Video Systems) and build cutting‑edge technology for labs and research institutions worldwide. Our teams craft modular, testable, and durable solutions that intersect engineering, science, and innovatio ...

    Software Engineer (AI & Workflow Automation)

    Software Engineer (AI & Workflow Automation) Who We Are We’re SwiftCase. We started this back in 2015 because we hated wasting time on boring, repetitive work. Dr. Adam Sykes (coder turned computational chemist turned coder) and Nik Ellis (serial entrepreneur who’s been building bus ...

    Software Engineer, macOS Core Product

    We are currently looking for a Software Engineer, macOS Core Product in the United Kingdom. In this role, you will help build and scale a core macOS application used by millions of users worldwide. You will take ownership of significant parts of the app’s architecture, ship production-ready code, a ...

    Software Engineer | $100K/year Remote

    Get AI-powered advice on this job and more exclusive features. Crossing Hurdles provided pay range This range is provided by Crossing Hurdles. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $20,000.00/ ...

    Staff Software Engineer Workload Identity

    Staff Software Engineer - Workload Identity About CyberArk :CyberArk (NASDAQ: CYBR ), is the global leader in Identity Security . Centered on privileged access management, CyberArk provides the most comprehensive security offering for any identity – human or machine – across busi ...

    Software Engineer SaaS & Cloud (Hybrid)

    A dynamic software company in Cambridge is looking for a Software Engineer. The ideal candidate will have at least 3 years of experience in software development and should be proficient in modern programming languages such as C#, Angular, and TypeScript. This role demands collaboration across teams to innovate a ...

    Java Software Engineer (Energy Sector)

    Get AI-powered advice on this job and more exclusive features. This range is provided by Dexter Talent. 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 Dexter Talent Do ...

    System Software Engineer Cambridge, UK

    At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack – from silicon and software to infrastructure at datacenter scale. To meet the vast and exciting AI opportunity, Graphcore is expandi ...

    Kernel & Device Driver Software Engineer

    Graphcore is seeking a software engineer to join their drivers and utilities team in the UK. This role involves designing and implementing OS Kernel and device driver software to optimize performance of their cutting-edge AI compute solutions. Candidates should have experience in C/C++ and an understanding of OS ...

    Software Engineer, Localization, Calibration & Mapping

    Who We Are AeroVect is transforming ground handling with autonomy, redefining how airlines and ground service providers around the globe run day-to-day operations. We are a Series A company backed by top-tier venture capital investors in aviation and autonomous driving. Our customers include some ...

    FinCrime Software Engineer Backend/Frontend

    Zepz, based in the United Kingdom, is seeking Backend (Python) and Front End engineers to help build essential tools for financial crime prevention. The role involves contributing to mobile applications, automating financial crime workflows, and collaborating with various teams. Ideal candidates should be experi ...

    Lead Space Embedded Software Engineer

    Kepler-Communications seeks an experienced embedded software developer in Toronto. The role includes designing and maintaining software for satellite systems, requiring 5+ years of experience and proficiency in C and modern C++. Candidates should excel in Linux environments and enjoy collaborative engineering. C ...

    Staff Software Engineer, Traffic Team

    Locations In this role you can work from Remote, United Kingdom Overview GitHub is changing the way the world builds software, and we want you to help lead this effort. The Traffic Team plays a critical role in GitHub's scalability and resiliency. GitHub’s Traffic team i ...

    Staff Software Engineer, Core Canvas

    ABOUT THE TEAM The Canvas Core team builds and maintains the foundational platform that powers Mural’s visual thinking experience. This includes the infinite canvas, key editor components, document editing behaviors, asset management, real-time collaboration, and the systems that enable fast, rel ...

    Lead Unity Software Engineer (Gameplay)

    Playrix — одна из самых успешных компаний по разработке мобильных игр в мире. По доходам среди всех мобильных приложений мы входим в топ-3 в мире, а в Европе мы первые. Наши игры установили 2,3 миллиарда раз (треть населения Земли), каждый день в них играет более 30 миллионов людей по всему ...

    Lead C++ Software Engineer (Gameplay)

    Playrix — одна из самых успешных компаний по разработке мобильных игр в мире. По доходам среди всех мобильных приложений мы входим в топ-3 в мире, а в Европе мы первые. Наши игры установили 2,3 миллиарда раз (треть населения Земли), каждый день в них играет более 30 миллионов людей по всему ...

    Software Engineer Large Language Models

    Full-time | Remote with trips to Silicon Valley office | Reports to Founders Candidates should take the time to read all the elements of this job advert carefully Please make your application promptly.Introduction: Join us at Fastino as we build the next generation of LLMs. O ...

    Sr. Software Engineer, Fullstack (UK)

    Who We AreAt Firstup, our mission is to improve the employee experience at every moment that matters, large and small. As the communication pipeline for the world's workforce, we now serve 40 of the Fortune 100 companies, reaching and connecting more than 17 million employees daily.Our employees are exper ...

    Frontend Software Engineer 2 (UK)

    About UsSophos is a cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert-led services. Sophos meets organizations wherever they are in their security maturity and grows with them to defeat cyberattacks. Its solutions combine machine learning, automation, and ...

    Lead Software Engineer Core Tech

    Start date: 16 Jun 2026Studio OverviewWe are Sports Interactive 🎮The studio behind: ⚽ Football Manager.Founded in 1994, Sports Interactive became a wholly owned subsidiary of SEGA Europe in 2006. Based at the Here East technology hub in Stratford, East London, the SI team c ...

    Principal Software Engineer Store Operations

    SummaryThe Principal Engineer is the most senior engineer in the company and plays a crucial role in delivering our business goals. They are technical leaders responsible for setting technical direction, driving engineering excellence, and aligning technology with business strategy. This role co ...

    Staff Software Engineer / Tech Lead

    Company OverviewMetrea is a defense company dedicated to translating commercial innovation into solutions for the hardest problems in national security. With deep mission expertise, Metrea focuses on delivering effects-as-a-service across Aerospace, Electromagnetic & Cyber, Digital & Syntheti ...

    Embedded Software Engineer C/C++

    Job Title: Embedded Software Engineer - C/C++ Location: Cambridge Salary: £40,000 to £57,000 basic + benefits    Embedded Software Engineer - C/C++ A long‑established leader in real‑time comm ...

    Staff Software Engineer, Middleware, Autonomy

    About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what’s possible, never simply accepting what has always been done. We refra ...

    Backend Software Engineer 2 (UK)

    About UsSophos is a cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert-led services. Sophos meets organizations wherever they are in their security maturity and grows with them to defeat cyberattacks. Its solutions combine machine learning, automation, and ...

    Staff Software Engineer (IBM Sterling)

    As part of the M&S Software Engineering team, you'll be joining a well‑loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues! With ethical values that run right through the company's core and technology leaders that truly understand software engineers an ...

    Software Development Engineer In Test

    SDET – Shape the Future of Quality Engineering at Protect Line Job Title: Software Development Engineer in Test (SDET)     Reports to: Head of Technical Development Salary: £45,000 - £55,000 Hours: 40 hours per week (Monday to Friday) Location: Remote – with occasiona ...

    🚀 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 →

      Senior Software Engineer Pythonjava Jobs in United Kingdom Job Search Guide, Trends and Insights