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    Lead Software Engineer Python & Java, Markets Tech

    A leading financial services firm in Greater London seeks a Lead Software Engineer to drive the design and delivery of innovative technology solutions. You will be part of an agile team, directly impacting client services and business success. The ideal candidate will hold a Bachelor’s Degree in Computer Science ...

    Senior Full Stack Software Engineer (Python / React)

    Skin + Me is a technology-driven start-up on a mission to revolutionise personalised skincare. We've delivered millions of treatments across our multi-brand ecosystem (Skin + Me, Hair + Me, Renew + Me), powered by a proprietary stack that runs everything from our e-commerce engine to our in-house manufactu ...

    London Operations Analyst — Autonomy & Python/SQL Training

    Mondrian Alpha, a prestigious hedge fund in London, is seeking a junior member for their operations team. The role entails overseeing clearing and collateral management, managing prime broker relationships, and focusing on key operational infrastructure projects. With a salary between £125-175k and exc ...

    Change BA – Market Risk / CCR (FRTB, Python)

    Change BA – Market Risk / CCR (FRTB, Python) We are looking for a Business Analyst with strong experience in Market Risk or Counterparty Credit Risk (CCR) , supporting large-scale technology change and transformation programs within investment bankin ...

    Senior AI Software Engineer Python/React (Hybrid)

    Oliver Bernard is seeking a Senior Software Engineer to join a prestigious AI startup in London. The role offers flexible working arrangements, ideally with 2-3 days in the office. You will be part of an elite engineering team building impactful software using cutting-edge technologies, including Python, Flask, ...

    Computational Scientist: Python ML for Imagery (Onsite)

    Cranleigh Scientific Ltd in Oxford seeks a Computational Scientist to join their team. The successful candidate will utilize strong Python programming skills to develop algorithms and enhance software. This full-time, onsite role requires expertise in analyzing remote sensing data and presents an opportunity for ...

    Cybersecurity Backend Engineer (Java/JS/Python) Cloud

    MCS Group is seeking multiple Software Engineers to support a global technology organization's Cyber Security Engineering teams in Belfast. This opportunity involves designing and developing scalable backend services, APIs, and cloud-native applications in a collaborative environment. Candidates should have 3+ y ...

    Principal Backend Engineer Scale & Security (Python/AWS)

    Oliver Bernard is looking for a Principal Software Engineer to join a fast-growing Series A AI/fintech company in London. This role involves significant ownership of core backend systems, focusing on design, scaling, and compliance for sensitive financial data. Candidates should have over 8 years of experience i ...

    Staff Data Software Engineer Python & Spark Leader

    Arrive is seeking a Staff Software Engineer to lead as a technical authority within the Data Science Products team. This role involves developing advanced machine learning products for urban mobility using extensive data from billions of sensor data points. Key qualifications include expert-level knowledge in Py ...

    Senior Python Backend Engineer | Hybrid, APIs & Growth

    A dynamic tech scale-up in England is looking for Mid and Senior Python Developers to join its back-end team. You will implement scalable solutions, design REST APIs, and ensure code quality in a collaborative setting. This full-time role offers a competitive salary of £60,000 - £80,000, hybrid working options, ...

    Investment Data Analyst (SQL, Python) – Finance, Newcastle

    Client Server is seeking an Investment Data Analyst in Newcastle upon Tyne. The ideal candidate will have a first class degree in a STEM discipline, strong SQL and Python skills, and an understanding of financial markets. This role involves managing data from various sources and collaborating with teams to provi ...

    Senior ML Engineer Project Based (Python, GenAI)

    Mindrift is looking for machine learning specialists to engage in project-based AI tasks. Candidates should have over 5 years of experience, demonstrating proficiency in Python programming and statistical analysis. Your responsibilities include designing computational problems and verifying solutions using libra ...

    Material Scientist with Python Freelance AI Trainer

    Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. What This Opportunity Involves Design original material engineering problems that simulate real engineering workflows; Cr ...

    Python Engineer AI & LLMs for Fintech Scale

    Station, a fast-growing fintech company in London, is seeking a Python Engineer to leverage AI and Large Language Models (LLMs). In this impactful role, you will design scalable backend systems, integrate LLM features into products, and collaborate closely with product and engineering teams. Ideal candidates wil ...

    Backend Architect – Java Spring Boot & Python (Hybrid)

    Methods is seeking a skilled architect to lead the migration and rebuilding of core architecture in Java Spring Boot at their London office. This hybrid role requires three days on-site each week. Key responsibilities include optimizing technical connectors for various marketplaces and ensuring real-time synchro ...

    Production AI Full Stack Engineer (Python/TypeScript)

    Oliver Bernard is seeking a Full Stack Engineer (AI) with expertise in Python and TypeScript to join their rapidly scaling team in Greater London. You will work on production-grade AI systems directly embedded in enterprise workflows, impacting real decisions and tackling complex data. The ideal candidate has ov ...

    GenAI Driven Software Engineer (AWS, TypeScript, Python)

    LINKTRIX CONSULTANTS PTE. LTD. in Penarth is seeking a software engineer to join their technical team. In this role, you will implement and deliver high-impact products for the legal sector. You'll handle feature implementation, maintain software systems, and support engineering excellence. The ideal candidate s ...

    Performance Software Engineer (C++/Python) Hybrid London

    Hunter Bond is seeking a talented Software Engineer (C++/Python) to join their elite team in London. You will work on building a next-generation performance software platform and have the opportunity to make impactful contributions across various projects. Ideal candidates will have 2+ years of experience with C ...

    Contract Senior Software Engineer (Java or Python)

    Contract Senior Software Engineer (Java or Python) | Inside IR35 Contract length: 6 months (with potential to extend)Location: LondonWorking Environment: On-site You will be joining aprivate equity firm as a senior software engineer, to work across the fo ...

    Senior Python Backend Engineer Remote iGaming APIs

    Burns Sheehan is seeking a Senior Software Engineer to join a rapidly scaling iGaming platform as a technical anchor for the backend team. This remote-first position requires strong backend engineering experience, particularly in Python, along with a proven ability in building production-grade APIs. The role inv ...

    Project Based ML Engineer: Python, GenAI & MLOps

    Mindrift offers a project-based opportunity for ML specialists in Glasgow, UK. Contributors will engage in designing and solving computational STEM problems using Python while leveraging their expert knowledge in machine learning and statistical analysis. This role is ideal for those with over 5 years of experie ...

    Mobile Test Automation Engineer (Python & Appium) – Hybrid

    Maxwell Bond is seeking an Automation Engineer (Python/Appium) to join their team in Manchester. This hybrid role focuses on building robust mobile test automation frameworks. The ideal candidate will have strong Python skills and Appium exposure, with experience in mobile testing. You'll play a key role in shap ...

    Backend Engineer (C# / Python / AWS) – Hybrid London

    Client Server is seeking a Backend Software Engineer in Greater London on a 12-month Fixed Term Contract. The role offers a salary of up to £180,000 per annum plus benefits. The ideal candidate will have strong experience with C#, .NET, Python, SQL, and AWS, along with a background in investment management or fi ...

    Market Data Backend Engineer (C# & Python) – Hybrid

    Client Server is looking for a Backend Software Engineer in London, offering a salary of £100k - £150k plus bonus and benefits. You'll design and build data platform components using C# and Python, develop ETL pipelines, and improve CI/CD practices. The role requires strong backend development, knowledge of data ...

    AI Deployment Engineer – Client‑Facing (Python/TypeScript)

    Oliver Bernard is seeking a Forward Deployed Software Engineer specializing in Python and TypeScript to join a high-growth AI deployment company. The role involves embedding with client teams to develop AI-native workflows. The ideal candidate will have over 5 years of experience in production systems and profic ...

    Delta Lake Migration Lead (C++/Python) – Hybrid

    BMLL Technologies Limited in Greater London is seeking an experienced Technical Lead to manage the migration to Delta Lake. This role combines hands-on development, primarily in C++ and Python, with team leadership in Agile sprints. You will guide a small team through the migration process, collaborating with ar ...

    Software Engineer (Rust/Python) – Build Distributed Systems

    A leading betting exchange company in Greater London is seeking a Mid-Level Software Engineer to design and maintain core services. Candidates should have over 4 years of experience with Python or a compiled language, strong communication skills, and a passion for technology. The role involves collaborating with ...

    DV Cleared Data Engineer | Palantir & Python Specialist

    Searchability NS&D is seeking a Security Cleared Data Engineer to join their technical team in Central London. This role involves designing and delivering robust data solutions for sensitive programmes in a regulated environment. The ideal candidate will have proven experience, advanced skills in Pytho ...

    Client Facing Data Quality Lead (SQL & Python)

    Moody's Corporation is seeking a Data Remediation Specialist in Salford, England to deliver high-quality data solutions in a client-facing environment. Ideal candidates will have strong expertise in SQL and Python alongside experience in data quality management and fast-paced environments. You will be ...

    Senior Software Engineer with Python and Java

    Senior Software Engineer with Python and Java Our Client is looking to recruit brilliant Software Engineer with upwards of 5 to 10 years solid proven track record of developing complex applications with Python coupled with Machine Learning and ideally Go. We’re looking to recruit initially ...

    Backend Python Engineer: Microservices, APIs & CI/CD

    Smartedge Solutions in Belfast seeks a candidate to develop, test, and maintain backend services and microservices. You will design RESTful APIs and ensure code quality by implementing automated testing. The ideal candidate should have a strong programming background in Python, hands-on experience with ...

    Senior Software Engineer (Python/Java) – Life Sciences

    A leading consulting firm in the United Kingdom is seeking a Senior Software Engineer with expertise in Python and Java. The ideal candidate will have 5 to 10 years of experience in developing complex applications, particularly within the Life Sciences domain. This role offers flexible remote working and a compe ...

    Data Analyst — Python, RFPs & Stakeholder Impact (London)

    Stars Arena is looking for a Data Analyst - Distribution to drive data initiatives in London, United Kingdom. The ideal candidate will have a strong proficiency in Python and a solid understanding of RFP structures and databases. This full-time role requires excellent stakeholder management and present ...

    Senior Python Engineer AI Model Training (Remote)

    Prolific is seeking Senior Python Developers to join our Expert Network to train and evaluate cutting-edge AI models. This role offers competitive pay up to $50/hr, flexible hours, and the ability to work from home. The ideal candidate will have a strong educational background in Computer Science, comb ...

    Linux Systems Engineer – Python, Go, Rust | London

    WorksHub is seeking a Quant Linux Systems Engineer in London, offering a competitive salary of £120k - £160k. The ideal candidate will possess advanced knowledge of configuration management tools for Linux systems, strong Python proficiency, and practical experience with CI/CD pipelines. Familiarity wi ...

    Finance DataOps Engineer | SQL, ETL & Python | London

    Quant Capital is seeking a DataOps Engineer to join their team in London, United Kingdom. The role necessitates at least 2 years of professional experience in financial data, strong SQL skills, and familiarity with ETL concepts. The compensation can go up to £120K, offering a full-time role without vi ...

    DevOps Engineer AWS, Python & CI/CD Specialist

    Stars Arena is looking for a DevOps Engineer based in Belfast, United Kingdom. The role involves designing secure and scalable AWS infrastructure, using AWS CDK with Python for automation, and building CI/CD pipelines to streamline deployments. This full-time position offers a competitive salary of up ...

    Full Stack Engineer: Django, Python & SQL Specialist

    Stars Arena is looking for a Full Stack Engineer based in London, United Kingdom. The successful candidate will develop innovative technology solutions, focusing on back-end components using Django and Python web frameworks. This full-time role offers a competitive salary ranging from £50,000 to £60,000. ...

    Lead AI Engineer Python LLM Tech Consultancy

    Lead AI Engineer Python LLM - Tech Consultancy London, Greater London | £100k - £125k per year Lead AI Engineer (Python LLM MLOps) London / WFH to £125k Are you an experienced Software Engineer with a strong knowledge of AI, LLMs and agentic coding? You could be ...

    Impactful Forward Deployed Software Engineer (Python/TS)

    Cubiq Recruitment is seeking a Forward Deployed Software Engineer in Greater London, UK. The role involves designing software solutions that directly impact customer operations, leveraging skills in Python and TypeScript. Key responsibilities include transforming messy data into actionable workflows and ensuring ...

    AI Driven Electrical Engineer & Python Numerics Expert

    Mindrift is looking for specialists to design and solve computational engineering problems for AI projects. This role involves creating original problems that simulate engineering workflows, requiring proficiency in Python and an engineering degree. Contributors will work on project-based tasks with an expected ...

    AI Driven Electrical Engineer & Python Numerics Expert

    Mindrift is seeking contributors in Manchester for project-based computational engineering roles. The opportunity involves designing and solving numerical engineering problems using Python as well as validating solutions. Applicants should have a degree in Electrical Engineering or related and at least 2 years' ...

    Electrical Engineer & Python Expert Freelance AI Trainer

    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 employment. ...

    Risk Transformation BA (Market/CCR) – FRTB & Python

    Ad Astra Consultants is seeking an experienced Business Analyst in Greater London to work on Market Risk and Counterparty Credit Risk (CCR) transformation programs. The ideal candidate will have strong analytical skills, particularly in data validation using SQL and Python, and a robust understanding of regulato ...

    Full Stack Software Engineer (TypeScript and Python)

    We’ve partnered with a fast-growing FinTech organisation on a mission to empower ambitious businesses across the UK. Since launching, they’ve provided billions in funding, supported job creation nationwide, and helped fuel economic growth, all while delivering innovative solutions for their customers. ...

    Senior Full Stack Engineer (TypeScript & Python) Hybrid

    Atarus is a fast-growing FinTech organization in Greater London seeking an experienced engineer with 5+ years in designing large-scale systems. You'll work in a true hybrid model with no fixed days in the office, focusing on collaboration and continuous improvement. Benefits include 25 days holiday plus bank hol ...

    Machine Learning / AI Software Engineer (C++ & Python)

    Machine Learning / Applied AI Software Engineer Location: Office based. Guildford, UK Type: Permanent Salary & benefits: £superb + a blue chip package Are you a strong ML Engineer who wants your work to power the tools that engineers and scie ...

    Pricing Data Analyst – Hybrid (Python/SQL/R)

    Hastings Direct is hiring a Senior Data Analyst for their Leicester or Bexhill locations. This hybrid role is ideal for those curious about data and eager to drive improvements in insurance pricing by analyzing vast data landscapes. Candidates should have strong experience with Python, SQL, or R, and be comforta ...

    Python Engineer Trading in London Quant Capital

    Client Overview Our client is one of the largest Quant Investment managers globally, with around £20 billion under management. They are mainly quant based but have high frequency and systematic exposure. Position Details The role sits with an excellent working environment with ongoin ...

    Data Insight Analyst | SQL, Python & BI Dashboards

    HCLTech in Greater London is seeking a skilled data analyst with expertise in SQL, Python, and reporting tools like Power BI and Tableau. The role involves collecting, cleaning, and analyzing data from various sources and developing dashboards and reports for stakeholders. Candidates should have strong analytica ...

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      Fullstack Python Developer Enterprise Platform Jobs in United Kingdom Job Search Guide, Trends and Insights