1 to 25 of 33 Python Engineer Jobs in the Thames Valley

Senior Software Engineer (Python) Hybrid London (1–3 days per week) Up to £80,000 + Benefits Are you a passionate Python engineer who thrives on building scalable, high-quality software? We’re working with a multi-award-winning digital agency , recognised as one of the Sunday Times Best Places to Work, that’s looking for … a Senior Software Engineer (Python) to help shape the next generation of their data-driven tools and products. 💡 Why this role? Work at the intersection of data, automation, and AI , delivering tools that drive measurable impact for global brands. Join a collaborative, innovative engineering culture where learning, experimentation, and technical excellence are at the core. Hybrid flexibility … a company that has won multiple Performance Marketing Employer of the Year awards — and genuinely invests in its people. 👩 💻 What you’ll be doing: Designing, building, and maintaining scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or More ❯

Principal Python Engineer Salary: Up to £130k + bonus Location: London (3x per week) I’m working with a global financial organisation that’s investing heavily in its data and cloud technology platform, and they’re looking for a Python Engineer to join their growing Investment Technology team. You’ll be: Building clean, scalable Python … data, investment, and engineering teams Shaping best practices across CI/CD, DevOps, and agile development What we’re looking for: 5+ years’ experience in software engineering (3+ in Python) Needs to have experience within financial services, fintech, or investment tech! Strong AWS and data engineering experience Solid understanding of APIs, SQL/NoSQL, and modern software design A … problem-solver who enjoys working closely with the business If you’re a Python engineer who loves solving complex data challenges in a collaborative, cloud-first environment — drop me a message: daniel.wexler@sourcegroupinternational.com THIS ROLE DOES NOT PROVIDE SPONSORSHIP More ❯

Senior Python Engineer | London We’re partnering with a high-growth AI startup that’s building intelligent automation systems designed to simplify complex, real-world operations. Their platform is already redefining how data, workflow, and human decision-making come together — and they’re scaling fast. If you’re excited by the idea of joining an elite engineering team … tackling deep technical problems in AI, automation, and scalable software systems, this could be the role for you. The Role: As a Senior Python Engineer , you’ll take ownership of backend design and development, helping to shape the architecture behind cutting-edge AI-driven platforms. You’ll work closely with AI and product teams to bring intelligent features … CI/CD, and documentation. Requirements: Strong academic foundation in Computer Science, Engineering, or related discipline. 3+ years of professional experience in backend or software engineering. Deep expertise in Python and frameworks such as FastAPI, Flask, or Django. Proven experience building and scaling APIs in cloud environments (GCP, AWS, or Azure). Strong understanding of version control, CI/ More ❯

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 Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where technology and speed are paramount. They build and run highly … systems that compete across major global exchanges. You’ll work on some of the most complex and rewarding engineering challenges in the financial technology space. The Role As a Python Software Engineer, you’ll collaborate with traders, quantitative researchers, and other developers to design, develop, and optimise trading infrastructure. You’ll be directly contributing to systems that operate … trading infrastructure components. Partner with cross-functional teams to improve tooling, observability, and automation. Deliver robust, production-ready solutions in a fast-paced environment. Requirements Min 2+ years of Python experience in a professional setting (HFT, trading, fintech, or other high-performance domains). Exposure to C++ or willingness to work in multi-language environments is a plus. Familiarity More ❯

Senior Backend Engineer – Python & Devops Hybrid (London | 3 days per week) £70,000 – £130,000 + Equity + Benefits The Business Digitech are exclusively partnered with a high-growth AI SaaS start-up operating on a global scale. The company has recently launched a state-of-the-art AI-driven platform and is entering an exciting expansion phase … sales, and customer success. Headquartered in London, they operate on a hybrid basis (3 days per week in the office). The Role They are seeking a Senior Backend Engineer to play a key role in architecting and building scalable backend systems using Python (FastAPI, Flask, Node.js). You will also contribute to scaling the system in production … so they are keen on someone with a strong devops or platform background. Responsibilities Design and develop scalable, high-performance backend services in Python (fast api, flask, node.js) Design, build, and maintain the core AWS-based platform that supports our data and web products Manage our Kubernetes clusters, ensuring high availability and optimal performance Develop and maintain CI/ More ❯

API Engineer (Python, FastAPIs) - 2/3 days a week in London numi are proud to be partnered with a technology company on a mission to make supply chains transparent and sustainable. They use earth observation and environmental monitoring to create a global data asset that will radically change how supply chain risk is managed. Our partner is … with a tight-knit founding team. This is a chance to join a high-growth startup and have a pivotal impact on the company’s mission. As an API Engineer , you'll be critical in ensuring complex data is easily accessible and consumable. You will design, build, and maintain robust, scalable, and well-documented APIs that power internal and … external applications. What You'll Do Build the Engine: Design, develop, and maintain high-performance, scalable, and secure RESTful APIs using Python, with a strong focus on FastAPI . Integrate Data: Build efficient data querying mechanisms from structured databases. Champion Best Practices: Uphold high standards for clean, maintainable, and well-tested code. Who We're Looking For You are More ❯

Full Stack Engineer - Python React 6 Month Contract Initially London - 3 days a week onsite £800 - £850 per day A leading Investment Manager is currently searching for a Full Stack Engineer to join them on an interim basis. They are looking for you to help expand their in-house Ai platform, creating new features and functionalities to … continually innovate the platform. This initiative is to help scale the platform across the business, having an agent per team They are looking for you to have experience in: Python Reacrt AWS MLOps Data Science An interest in Ai will be beneficial Please apply with an up to date CV to register your interest. More ❯

Job Title: Software Engineer (Python) Compensation: Up to £250K in First-Year Earnings (All Cash) Location: London (Hybrid) Key Skills: Strong Python experience with an interest in low-level concepts and performance optimisation We’re working with an elite FinTech client that’s looking for the best of the best Python Developers. You’ll be a More ❯

Exciting opportunity for a Senior Python Engineer with experience using Pyspark and Azure technologies to join a long-term project at a Global Energy Company. This is an exciting time to be joining this world-leading company as they transform themselves from a traditional Oil & Gas company into a leading name within the Renewables sector. Skills: Strong proficiency … in Python for data processing and automation Hands-on experience with PySpark for large-scale data transformations Skilled in SQL for querying, optimising, and managing data Familiar with Azure cloud infrastructure and deployment best practices Solid understanding of containers, microservices, and functional design patterns Experience with Terraform for infrastructure as code (IaC) Committed to code quality through unit testing More ❯

Freelance/FTC Opportunity – Python Automation Engineer We are looking for a Python Automation Engineer to join our team onsite at client’s London office on a freelance or fixed-term contract basis . The ideal candidate will have strong experience in mobile device automation (Android & iOS), solid programming skills, and a proactive, problem-solving mindset. … Responsibilities & Skills Required Mobile Automation: Proven experience working on Android and iOS device automation . Programming Expertise: Strong proficiency in Python and Java — must have. Frameworks: Hands-on experience with Python or Java-based frameworks such as PyNum, PyTest, PyUnit, Django, PyCharm , etc. — must have. Debugging Tools: Familiarity with Android and iOS debugging tools (e.g. ADB , Logcat ) — nice More ❯

Senior Python Software Developer – Sports betting hedge fund - London *Please note this role cannot sponsor. Please do not apply if you are seeking sponsorship* A couple of Senior Python Software Developers are required for an exciting and innovative Software sports betting hedge fund company based in London. The successful candidates will be working closely with the quantitative researchers … the top of their chosen fields. Essential Skills Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or a related field 3+ years of professional experience in Python development within sports betting industry or financial services Proficiency in Python, with exposure to DevOps practices and Linux environments Experience integrating with RESTful and streaming APIs Familiarity with … Strong analytical skills and a proactive approach to problem-solving Ability to work independently, take ownership, and communicate effectively Benefits: Working alongside other extremely talented and driven engineers Greenfield Python work, both challenging and rewarding Send your CV for immediately review and further details. More ❯

Software Engineer, AI, C Python, Oxford, COR7394 Are you a talented Software Engineer eager to explore the intersection of AI and manufacturing? This could be your opportunity to join a team helping shape next-generation tools using cutting-edge technology! The Position As a Software Engineer, you’ll work directly with a small team to develop … advanced analysis algorithms and integrate local large language models (LLMs) into real-world applications. You’ll focus on building robust software solutions using C++ or Python, contributing to Product Lifecycle Management integrations, and iterating on prompt-based AI applications. This is a hands-on role in a fast-moving environment. You’ll have the freedom to experiment, influence the … delivering practical solutions. This role is hybrid, with at least two days per week onsite in Oxford. Requirements Strong background in Mathematics, Physics, Computer Science Experience in C++ or Python software development Familiarity with Open Cascade C++ libraries Experience with Python LLMs or integration projects is beneficial Interested? Apply now! If you’re a curious, proactive Software Engineer More ❯

new software engine for circuit boards, that takes as inputs the requirements of a circuit board and automatically outputs a complete design, ready for manufacture. As a Lead Software Engineer, you’ll create simple and elegant solutions to difficult technical problems that the world has not solved before. You will work in close collaboration with a highly-functioning team … data models, algorithms, data pipelines, infrastructure, APIs, complex database queries, ML models. Learn, use, and improve best practices and processes for high-quality software development. Our technology stack includes Python 3.11, PostgreSQL, Django, mypy, GraphQL, Docker, Redis, Typescript, React. Qualifications We’re only considering exceptional candidates, with the following pre-requisites: 5+ years of professional software development experience. 2+ … years of professional experience in Python. 2+ years in a senior software engineer position. Strong communication and team-work skills. Experience working in an agile software development environment. Nice-to-haves Experience in a tech lead position. An interest in electronic engineering. Benefits Collaboration with a friendly world-class team. Above market rate salary and meaningful equity. 25 days More ❯

k + Benefits 2 days on site in North London 3 days remote I am recruiting for a talented and driven Senior Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work closely with cross-functional teams, including engineering, product management, design, and quality More ❯

Software Engineer – AI Infrastructure | Up to £130K + Equity | London We're working with a stealth-stage AI infrastructure startup in London, founded by ex–Palantir engineering leads. Their mission is to help enterprises structure and automate messy internal data and processes, one of the biggest challenges businesses face AI today. They’re hiring a Backend Engineer (3+ … years’ experience) to take ownership of core backend systems end-to-end, from infrastructure to database design. Ideal Profile: Strong experience with Python and SQL Familiarity with FastAPI , Pydantic , and PostgreSQL Bonus: experience with lower-level languages such as Rust Role Details: Compensation: £80K–£130K + equity (0.1–0.3%) Location: On-site in London, 4/5 days per More ❯

Full Stack Engineer/Developer (JavaScript Vue.js Python) London to £100k Do you enjoy working with a range of programming languages? You could be progressing your career in a senior, hands-on Full Stack Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route … years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Full Stack Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business. You … ll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your own More ❯

Backend Engineer – London (Hybrid) Our client is a fast-growing software business delivering market-leading ticketing products to forward-thinking organisations worldwide. Their platform is used by hundreds of thousands of people and powers ticket sales for some of the world’s most prestigious live entertainment brands. They’re now looking for a Backend Engineer to play a … mentoring peers. Bringing passion, creativity, and technical expertise to every stage of the development process. Skills and experience needed: Proven experience building REST APIs with scalability in mind. Strong Python knowledge and ecosystem expertise. Proficiency in SQL and writing efficient queries. Experience with ORMs. Strong communicator and effective collaborator. Bonus points for: Experience with SQLAlchemy and FastAPI. Knowledge of More ❯

We’re looking for a seasoned software engineer who thrives on building in new domains. This role sits at the intersection of infrastructure and networking, perfect for a developer who loves tackling unfamiliar technical areas, learns fast, and brings strong engineering fundamentals. You’ll be responsible for leading design discussions, owning projects end-to-end, and mentoring junior developers. … ll be doing: Designing and building tools and services that support networking and infrastructure teams Driving technical design conversations and guiding architectural decisions Leading by example with clean, scalable Python/Go development Mentoring junior engineers and raising the technical bar across the team Learning new areas quickly and applying your expertise to solve complex infrastructure problems What we … re looking for: 7+ years of hands-on software development experience (Python and/or Go strongly preferred) Proven track record of delivering production systems in infrastructure, Linux, or systems engineering environments Strong knowledge of Linux, ideally with experience building tooling or configuration management Excellent communication skills, able to clearly articulate ideas and collaborate with diverse teams A mindset More ❯

UK) or surrounding areas Do you thrive on solving infrastructure challenges and designing resilient systems? Are you excited by the idea of being the first dedicated DevOps/Platform Engineer in a growing, high-impact team? Looking for an opportunity where your decisions shape the future of development, deployment, and monitoring infrastructure? A Unique Career Opportunity Our client is … seeking a Senior Platform Engineer to take ownership of a broad, stimulating technical landscape that blends infrastructure automation, monitoring, deployment strategy, and CI/CD tooling. You will be the first dedicated Platform professional in the team, stepping into a high-impact role previously shared between software engineers and IT specialists. This is your opportunity to shape foundational systems … DevOps, systems engineering, and infrastructure-as-code. The Stack You’ll Work With Here’s a flavour of the tools and technologies you’ll get your hands on: Languages : Python, Rust, shell scripting Automation : Ansible (preferred), Infrastructure-as-Code practices Monitoring : Grafana, InfluxDB (self-hosted) CI/CD : GitHub Actions, local custom runners for hardware-based testing Infrastructure : Docker More ❯

My leading financial services client are looking for a Senior Data Engineer to help develop and expand their global analytics platform, supporting their Commodities front office trading business. You'll work with business stakeholders to understand requirements, design and build robust data pipelines and deliver end-to-end analytics and ML/AI capabilities. This is a long-term … contract role. The following skills/experience is essential: Strong expertise in Python, PySpark, and SQL Extensive hands-on experience with Databricks Familiarity with Data Science and Machine Learning frameworks Previously worked in Financial Services Trading environment Background in DevOps and Infrastructure as Code (IaC) Commodities industry experience is highly desirable Rate: Up to £700/day Duration … months + Location: London (good work from home options available) If you are interested in this Senior Data Engineer position and meet the above requirements please apply immediately. More ❯

At TBSCG, we partner with some of the worlds leading enterprisesincluding FTSE100 and Fortune 500 companiesto deliver complex digital, cloud, and data-driven solutions. We are seeking a Senior Full Stack Developer (Consultant) who enjoys coding but also thrives in More ❯

Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the … development lifecycle while maintaining organization and good code hygiene. This engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate will help Glint continue to grow, exercising an eye for detail across all aspects of the development lifecycle while maintaining organization and good code hygiene. This Senior Engineer should be able … integration of software applications. Troubleshoot and resolve production incidents quickly and effectively. Understand, respond to, and address customer needs and issues with empathy and timeliness. Required Skills: Proficiency in Python or another typed, object-oriented programming language. Deep knowledge of software methodologies, tools, and typical architectural patterns. Experience with trading and risk management solutions is a nice to have More ❯

you can use to make soime weeks 2 days a week from home. Please also note - sponsorship is not an option here unfortunately. The role As a Senior Software Engineer, you will: Understand complex business problems then propose and implement technical solutions Have input into the architecture, working closely with the Head of Technology and other senior team members … reasons You stay up-to-date with developments in AI and are comfortable using AI tools to boost your productivity and problem solving The tech Our core technologies are: Python on the server side, using Django as a web framework, and Django Rest Framework for our API Angular and TypeScript on the client side for our mobile apps and More ❯

a recent graduate, a career switcher or even have some commercial experience already. Whatever the case, you will be passionate about coding and excited to learn more. Stack includes: Python, dataclasses, Pandas, Polars, Pytest, Asyncio, Postgres, and AWS services such as ECS, Lambda and SQS - so experience with these technologies or alternatives would be helpful, but as long as … you have a good understanding of Python and are smart and keen to learn then we can consider you. It’s a test driven environment; TDD/BDD, pair/mob programming and CI/CD with automated tests & linting. We would not expect much (or any) experience with these techniques but curiosity about them would be great. This … company would invest a lot in you and would nuture your software engineering career. You would be surrounded by really smart and very experienced Python Developers who you would learn from. The team are smart and innovative but also friendly, humble and are excellent colleagues; its a great environment. Please apply here (stating your nationality and visa status; please More ❯

innovative ideas into production. Ensuring code quality through testing, documentation, and peer review. 🎯 What we’re looking for: 4+ years’ experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing More ❯