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    Senior Python Engineer Real Time Data & Observability

    A software company in London seeks a Senior Developer to enhance their engineering team. This role centers on building data integrations, developing low-latency feeds, and ensuring system reliability. Ideal candidates have a strong background in Python and experience with web-scraping techniques. Applicants shou ...

    Senior Gen AI & Python Engineer (Markets Tech)

    A leading global financial services company in Belfast is seeking a Vice President to join their innovative Markets Technology team. This role focuses on designing and building Generative AI systems, applying modern AI engineering disciplines, and collaborating with talented engineers. Ideal candidates should ha ...

    Senior ML Engineer — High Performance Python & HPC

    A leading analytics firm in Greater London is seeking a Machine Learning Engineer to join their modelling team. Candidates will collaborate with quantitative researchers to optimize trading models for production. Key requirements include a strong background in software engineering, particularly with Python and p ...

    Senior Python Engineer Product Lifecycle Owner (Remote)

    A leading UK-based tech company is looking for a Senior Software Engineer to take full ownership of its software product. This role involves leading development projects from concept to deployment, focusing on quality and scalability. Candidates should have over 5 years of Python experience, strong cloud archite ...

    Senior Python Engineer & Technical Lead (Hybrid UK)

    A digital consultancy is seeking a Senior Python Developer to join their team. This hybrid role involves designing user-centred solutions and providing expertise in software development. Candidates should have strong experience with Python frameworks and AWS, along with excellent communication skills. The positi ...

    Senior Python Engineer — Fintech Scale & Impact, Equity

    A leading fintech company in Greater London seeks a Senior Python Engineer to design and develop automation for core financial operations. The ideal candidate has over seven years of experience in software engineering, strong skills in Python and SQL, and the ability to collaborate effectively with business stak ...

    Senior Backend Engineer Cloud Microservices (Python/Golang)

    A leading fintech company in Greater London is seeking a skilled Back End Engineer to contribute to the development of their core product. You will design and develop scalable microservices while ensuring production readiness and high standards. The ideal candidate has experience in Python or Golang and is famil ...

    Senior Python Backend Engineer | AI Powered FinTech

    A fast-paced technology company in Greater London is seeking a Senior Python Developer to join their back-end development team. In this role, you will implement scalable solutions in Python and develop REST APIs. You should have 4+ years of professional Python coding experience and be familiar with Django. The p ...

    Senior Python Engineer Lead Medical Tech Platform

    A technology company specializing in healthcare is searching for a technical leader to enhance medical innovations. In this role, you will develop solutions that improve healthcare outcomes while fostering best practices across multiple teams. Candidates should have strong technical skills and experience in ment ...

    Senior Python Automation Engineer — Tools & Embedded QA

    A global media technology company is seeking a Senior Software Engineer to join their software automation team in Cambridge. This role involves building and maintaining automation frameworks and tools for embedded devices with a strong focus on Python and cross-functional collaboration. The ideal candidate has o ...

    Senior Python Engineer — MongoDB, Remote, Open Source

    Canonical Group Ltd is seeking a Senior Software Engineer specializing in Python and MongoDB to create a fully managed MongoDB solution. This role involves building reliable deployments on various cloud platforms and Kubernetes, significantly impacting the product and its ecosystem. The position offers a competi ...

    Senior Python Backend Engineer for AI Platform

    Peaple Talent is seeking an experienced Python Developer in Bristol for a permanent position. This role requires building and evolving server-side services using Python, focusing on scalability and reliability. Candidates should have a strong track record in backend architecture, API development, and experience ...

    Senior Python Engineer (6 Month Contract, Europe)

    A recruiting firm is seeking a Senior Python Developer with 5 to 8 years of experience in software development. The role requires excellent skills in Python, back-end architecture design, and the ability to troubleshoot existing applications. Familiarity with Docker, Django, and MongoDB is a plus. This position ...

    Remote Senior Backend Engineer Python, Fintech Data

    Zepz is looking for a Senior Backend Software Engineer to join their Reconciliation Engineering team in the UK. Your expertise in Python and data models will be essential for automating processes and resolving data discrepancies. You’ll work collaboratively with Finance and Data Operations teams to implement cri ...

    Senior Python/Java Engineer — Cloud & AI Innovator

    JPMorgan Chase & Co. is looking for a Senior Python Engineer in London to enhance and deliver technology products. This role involves developing secure production code, optimizing semantic search workflows with AI, and serving as a subject matter expert in cloud deployment. Candidates should have advanced Python ...

    Senior ML Runtime Engineer: Rust & Python Inference

    Fractile is seeking a Senior ML Runtime Engineer to integrate innovative AI acceleration hardware with leading projects such as PyTorch and develop our high-performance Rust runtime. The ideal candidate will have proven experience in ML software ecosystems and a degree in a relevant field with over 5 years in in ...

    Senior Platform Engineer AWS & Python (Hybrid London)

    Client Server in London is seeking a Platform Engineer with expertise in AWS and Python. This senior role offers substantial influence over infrastructure and includes responsibilities in designing, implementing, and maintaining AWS services. You will lead initiatives such as database migration and security impr ...

    Senior Python ML Engineer Automation & Data Infra

    mthree is seeking a Senior Engineer in Glasgow to lead innovations in data protection and workload automation. You will design scalable systems, leverage machine learning for backup optimization, and develop robust REST APIs tailored for users. Ideal candidates have mastery in Python, experience with distributed ...

    Senior Python Engineer HealthTech Impact (Hybrid/Remote)

    Tech4 is seeking a Senior Python Developer to design, implement, and maintain software systems with a focus on health tech. This hybrid role will be based in the Greater London area, offering a salary ranging from £68,000 to £70,000 plus excellent benefits. Candidates must have deep knowledge of Python, AWS, and ...

    Senior Python Web Engineer (Django/Flask/FastAPI)

    Low Carbon Contracts Company is seeking a Senior Software Engineer to deliver critical systems for achieving Net Zero by 2050. The role focuses on Python and JavaScript/TypeScript development within a collaborative team. You'll lead design efforts, mentor engineers, and ensure high code quality. Additionally, th ...

    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 ...

    Senior Frontend & Python Engineer – Hybrid Network Automation

    State Street is seeking a highly skilled senior developer in Greater London for full stack development of solutions to automate network technologies. Ideal candidates should have strong proficiency in Python and experience with web frameworks, RESTful APIs, and front-end technologies. The role is hybrid (4 days ...

    Senior Python Engineer for AI Training (Remote)

    Prolific Academic Ltd is seeking Senior Python Developers to evaluate AI-generated code and ensure its accuracy. The role requires a strong background in software engineering and Python, alongside the ability to solve complex coding problems independently. Successful candidates will enjoy flexible remote work an ...

    Senior Test Automation Engineer – LabVIEW/C++/Python

    Plessey Semiconductors Ltd in Plymouth is seeking a Software Engineer to develop automated reliability testing systems for MicroLED devices. The ideal candidate will have a Master’s degree in Physics or Electronic Engineering, with proficiency in LabVIEW and C++. The role involves developing software tools for c ...

    Senior Python Engineer – Blockchain Scale up (Hybrid)

    A leading technology firm is seeking a Senior Software Engineer with expertise in Python and an interest in Blockchain. This hybrid role in Central London involves designing and building core backend software to support impactful real-world applications in sectors like public safety and financial systems. Candid ...

    Senior Java/Python Engineer Scalable Systems & Cloud

    hackajob is seeking an Experienced Software Engineer to join their Global Technology team in Bournemouth, UK. The role involves designing and delivering technology products while collaborating within an agile team. Key responsibilities include developing scalable systems using Java or Python, and ensuring coding ...

    Senior Backend Engineer: Python, AWS, Hybrid + Equity

    Taktile is looking for a Senior Backend Engineer to join the team in London. This role involves designing and operating backend services in Python on AWS, tackling scalability and reliability challenges. Candidates should have at least 5 years of experience, strong system design skills, and the ability to lead c ...

    Senior Python Engineer AI Code Reviewer & Evaluator

    Prolific is seeking a Senior Python Developer to join our Expert Network. The role involves evaluating AI-generated Python scripts, validating logical accuracy, and providing feedback on model performance. Candidates should hold a BSc or higher in Computer Science and have substantial experience as a software de ...

    Senior Python Engineer — AI Driven Financial Platform

    Aveni UK is seeking a Senior Software Engineer to develop next-generation AI systems for financial services. This role focuses on building scalable Python services within cloud-native AWS environments and requires strong expertise in production settings. Candidates should have experience with AI and agentic syst ...

    Senior Python Backend Engineer – Data & AWS (Remote)

    Client Server is seeking a Senior Python Developer / Backend Software Engineer in London with a salary up to £90k. This role involves building backend services and data models for a complex energy trading platform. The ideal candidate should have strong Python and AWS expertise, along with experience in data pip ...

    Senior Back End Engineer – Python & Node.js (Remote)

    SkyBound in Southampton is seeking a Back-End Developer specializing in Python and Node.js to help build the future of autonomous tech. This role offers the chance to significantly impact the development of their drone platform. Candidates should have over 5 years of backend development experience, with a deep k ...

    Senior Python Backend Engineer (Hybrid) — Scale & Reliability

    A technology company is seeking a Senior Python Engineer in Ipswich for a hybrid role. This position involves designing scalable backend systems, owning features from discovery to deployment, and ensuring system reliability. The ideal candidate has proven Python experience, a solid understanding of APIs, and wor ...

    Senior Python Full Stack Engineer Hybrid (Newcastle)

    A leading technology recruitment firm is seeking a Senior Python Full Stack Developer in Newcastle upon Tyne. In this role, you will develop high-performance web applications and cloud solutions in a rapidly expanding engineering firm working on tools for offshore wind and marine operations. The position offers ...

    Senior Python Engineer – Global FinTech Backend (Hybrid)

    Grid Dynamics Holdings is looking for experienced engineers in the Greater London area. The successful candidate will be primarily a Python developer with a strong background in developing global-scale software systems for financial institutions. Responsibilities include building complex systems, developing back ...

    Senior Python Engineer: Data Platforms for Research

    A boutique quant fund is seeking an experienced Python Software Engineer to design and build distributed systems and data tooling to support quantitative research. This role offers a competitive compensation package and the opportunity to work with modern data technologies. Ideal candidates will have strong Pyth ...

    Senior Python Web Scraping Engineer | Remote UK

    A technology recruitment firm is seeking a Python Web Scraping Engineer for a fully remote position. The role requires design and operation of high-volume web scraping systems, particularly targeting Google. Candidates must have expert-level skills in Python web scraping, with experience in battling anti-bot det ...

    Senior Python Backend Engineer AI Sports Analytics

    Explore Group is partnering with a scaling start-up to hire an experienced Python Developer in Greater London. This role involves designing and building innovative products, shaping architecture, and contributing to technical decisions. The ideal candidate has over 4 years of experience in software development, ...

    Senior Python/Django Backend Engineer — AI Pricing

    Sanderson is seeking a Senior Django/Python Developer for a 6-month contract in Greater London. The role involves developing backend services for an AI-driven Smart Pricing program supporting a leading UK retailer. You will work closely with engineers and data scientists in an agile environment. Strong experienc ...

    Senior Python Engineer Demo Data Automation (Flexible)

    Global Relay is seeking a Senior Python Software Developer in Greater London to join a dynamic team. In this role, you'll write Python and PowerShell scripts, automate demo data injections, and work closely with cross-functional teams for seamless software delivery. You need over 5 years of Python and 3 years of ...

    Senior Python Engineer & Tech Lead: Cloud & APIs

    Hippo is recruiting a Senior Python Developer to join their team in Manchester. The ideal candidate will have extensive experience in Python and its frameworks like Django and Flask. Responsibilities include driving technical deliverables, collaborating with peers, and supporting client relationships. Benefits i ...

    Senior Python & Infra Engineer (AWS/Terraform) Hybrid

    Oliver Bernard is partnering with a leading technology company in London seeking a highly skilled Python Developer. The role focuses on Python/Flask programming within AWS Cloud environments, contributing to cloud-based solutions. Ideal candidates will be experienced in Terraform, Bash, and CI/CD, with a strong ...

    Senior Python Platform Engineer for ML Toolchain

    King is looking for a Senior Platform Engineer (Python focus) to join its ML Toolchain team in Greater London. This role involves building Python services and APIs for the internal platform that supports machine learning at scale. Candidates should have strong backend engineering skills in Python, experience wit ...

    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, ...

    Senior Python & Cloud Infra Engineer (Hybrid London)

    Oliver Bernard is seeking a highly skilled Python Developer to join a leading London-based technology company. This role focuses on Python/Flask programming, with significant emphasis on Infrastructure and cloud-based solutions, working 2-3 days a week in the office. Ideal candidates will have strong experience ...

    Senior Python & Go Engineer — ML, Terraform, Remote

    A consultancy firm is seeking highly skilled Senior Software Developers/Engineers with significant experience in Python and Machine Learning for a sensitive project based in Oxford. Candidates should have 7 to 10 years of proven software development experience, with knowledge of Go being beneficial. The role may ...

    Senior ML Engineer Project Based (Python, GenAI)

    Mindrift offers project-based opportunities for Machine Learning specialists in Manchester. Contributors will design computational problems, apply Python programming, and utilize statistical analysis skills. Ideal candidates should have over 5 years of experience in machine learning and a strong portfolio showca ...

    Senior Python Engineer Fully remote Agentic AI

    Overview Senior Python Engineer - Healthcare We’re looking for a hands-on, production-minded Senior Python Engineer to help build and scale real-world applications. In this role, you’ll develop and deploy robust, production-grade systems that turn advanced analytics into practical solutions ...

    Senior Backend Engineer (Python/Go) – Greenfield API

    NearTech Search is seeking a Senior Back End Developer (Python) in London with a hybrid work model. You will lead the development of a new data platform, define architecture, and design scalable backend systems. The role offers a competitive salary of £100,000 – £115,000, plus bonuses, private healthcare, and ca ...

    Senior Python AI Engineer RAG & Kubernetes (Hybrid)

    Addition is seeking a Senior Python Engineer based in Farnborough to work on advanced AI and data engineering projects. The contract role requires strong software engineering fundamentals and hands-on AI expertise to deliver scalable, high-performance systems. Responsibilities include designing Python applicatio ...

    Senior Python & AWS ML Engineer Production Systems

    A leading financial services firm is seeking a Senior Software Engineer to engineer and deploy innovative machine learning solutions. The role involves collaboration with Data Scientists and development of cloud-based frameworks using AWS and Python. Key responsibilities include maintaining applications, leading ...

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      Senior Software Engineer Fullstack Python React Jobs in United Kingdom Job Search Guide, Trends and Insights