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    Senior Python Backend Engineer — FastAPI & APIs, Hybrid

    Teksystems is looking for a skilled backend developer to join their team in Bristol, UK. This role involves designing and developing Python applications and REST APIs using FastAPI, working closely with a diverse team in a professional software development environment. Successful candidates will have a ...

    Backend C++/Python/Rust Engineer Cybersecurity AI

    Client Server in Milton, Scotland, is seeking a skilled software engineer specializing in C++. The role involves leading projects in cybersecurity technology, utilizing a variety of languages including backend C++ and Python. A salary of up to £80k is available, plus bonuses and excellent benefits. Joi ...

    Hybrid Python Engineer — Build Impactful Internal Tools

    Bright Purple in London is seeking a talented Software Developer to join their Technology and Data team on a hybrid basis. In this hands-on role, you'll design, build, and ship impactful internal tools and systems that enhance business operations. Ideal candidates will have at least 1-2 years of experi ...

    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 Python AI Backend Engineer – Production Scale

    Lawhive Ltd is looking for a Senior Python Engineer to join its AI Engineering & Infrastructure team. The ideal candidate will develop production-ready APIs and services, improve AI application reliability, and scale AI systems for real-world applications such as legal document analysis. The role requi ...

    Principal Engineer (Python) Front Office Finance & Equity

    Overview Durlston Partners LLP in London is seeking a Principal Engineer to lead within their Engineering function. You will be the 'go to person' for finance and tech questions, contributing hands-on to front-office and systems projects. The role offers a compensation package exceeding £18 ...

    Senior Python Full Stack Engineer PostgreSQL & JS

    Bristow Holland Ltd is looking for a Senior Software Developer based in Bury St Edmunds, United Kingdom. This position offers an exciting opportunity to modernise platforms and deliver high-quality solutions that can truly make a difference. The ideal candidate will possess strong experience in full-st ...

    Software Engineer Python/Django/Flask Web Apps

    Stars Arena is seeking a Software Engineer specializing in Python, Django, and Flask, based in Newbury, England. The ideal candidate will bring 1-3 years of experience in web-based Python development. Successful applicants will contribute to an established Earth Observation and Mapping Software company, receivin ...

    Hybrid Python Engineer Real World Fintech Growth

    LGBT Great is seeking a Junior Python Engineer to join their fast-growing fintech team in London. This hybrid role offers the chance to work on scalable backend services and APIs while developing your skills in a collaborative environment. The ideal candidate will have commercial Python experience, fam ...

    Remote Senior ML Engineer – Python & AWS, MLOps

    Client Server is looking for a Senior Machine Learning Engineer to join a successful car insurance tech company. You will collaborate with Data Scientists and Software Engineers on complex underwriting and pricing systems, implementing ML algorithms and working on data modelling. The role allows for fl ...

    Voice AI Frontend Engineer (TypeScript + Python) Onsite

    Lorien in Greater London is seeking a Full Stack Developer with strong skills in TypeScript and Python. This role provides a unique opportunity to work on a cutting-edge Voice AI and Chatbot platform. You'll spend three days onsite and focus on building high-quality frontend applications while integrating wit ...

    Senior Python Engineer — Fashion Tech, Scale & Impact

    Lyst, a leading technology platform in the fashion industry, is seeking Software Engineers to tackle complex challenges in their products. The engineering team is focused on building effective solutions that enhance user experience while handling large-scale data and systems integrations. Candidates sh ...

    Python Engineer for Prediction Markets and Trading

    Predict responsibly is seeking a Software Engineer for their Prediction Markets Desk in Greater London. The role requires building systems to support trading processes, from real-time pricing inputs to production trading. The ideal candidate has at least 2 years of Python experience and is comfortable ...

    Remote Python Engineer: Django, APIs & AI Tools

    Zero Deposit is seeking a Python Engineer for a fully remote role. Work on improving product features and system reliability within a supportive and fast-growing team. Ideal for candidates with solid Python and Django experience, looking to grow in a dynamic environment. The position involves end-to-en ...

    Linux Systems Engineer Python & Sci Stack (London)

    Job Search Place Limited in London is seeking a Linux Systems Administrator to provide financial technical and operational support. You will collaborate with motivated developers and infrastructure engineers to deliver high-quality solutions. The ideal candidate will possess a strong background in Linu ...

    Senior Python Backend Engineer – Hybrid (AI Security)

    Client Server is looking for a Senior Python Developer / Engineer in London to work on cutting-edge cybersecurity technology. You will tackle AI-based security threats while enjoying benefits such as a salary up to £80k, bonus, private medical insurance, and a supportive team environment. The role invo ...

    Platform Automation Software Engineer (Python, Jinja2, AWS)

    Platform Automation Software Engineer - Python, Jinja2, AWS, IaC London | Hybrid (2 days onsite near Liverpool Street) Are you a software engineer who loves solving infrastructure challenges through code? We're recruiting for a Senior Software Engineer ...

    Senior Backend Engineer (Rust/Python) – FinTech Platform

    A financial technology firm in the City of London is seeking a financial software engineer to join their back-end team. The role involves designing and maintaining cloud-native solutions, working with Rust and Python, and collaborating with stakeholders in the finance sector. The ideal candidate possesses a stro ...

    Senior Python Engineer Trading & Risk Systems (Remote)

    Hunter Bond is seeking a Senior Python Developer to work on their leading FinTech trading systems in London. The role entails building Back End applications and developing high-performance pipelines for risk calculations and trade workflows. The ideal candidate will have a strong Python background, exp ...

    Trading Systems Engineer (Python/C#) Valuations & Risk

    Durlston Partners LLP, a rising hedge fund in London, is seeking a talented software engineer to develop mission-critical systems for valuations, Risk, and trading lifecycle. Candidates should have strong skills in Python and C#, with experience in REST APIs and cloud deployment. Join a dynamic team fo ...

    Hybrid Senior Python Software Engineer AI Cybersecurity

    Darktrace, located in the United Kingdom, is seeking a Senior Software Engineer who will contribute to the innovative development and enhancement of cybersecurity products. This hybrid position requires at least two days a week in the Cambridge office. The ideal candidate should have a proactive mindse ...

    Platform Automation Software Engineer (Python, Jinja2, AWS)

    Platform Automation Software Engineer - Python, Jinja2, AWS, IaC London | Hybrid (2 days onsite near Liverpool Street) Are you a software engineer who loves solving infrastructure challenges through code? We're recruiting for a Senior Software Engineer ...

    eTrading Python Production Engineer — Low Latency, London

    Cloudspirit in London is looking for a motivated eTrading Production Support Engineer to join their Application Support team. The role supports critical FX applications and contributes to performance improvements across the globally used eTrading platforms. The candidate should possess strong Python sk ...

    Senior Full Stack Engineer: Python, Node & AWS

    Ashdown Group is looking for a Full Stack Developer in Northampton with strong skills in Python, Node.JS, and AWS. The role involves developing and supporting full stack web applications within a hybrid work model, allowing for flexibility between office and remote work. The ideal candidate should also ...

    Python Engineer, Data Pipelines for Sports Analytics

    Smartodds is looking for a Python Engineer in Greater London to develop data pipelines and back-end solutions. You will engage in hands-on development of applications and maintain high software quality standards. Candidates should have a BSc in computer science or equivalent, as well as strong Python and API dev ...

    Quantitative Model Validator & Validation Engineer (C++/Python)

    Marex is seeking a Quantitative Developer/Model Validator to support validation of algorithmic trading models and pricing engines. This role is crucial for analyzing the implementation of quantitative models in C++ and consulting on systematic trading strategies. The ideal candidate will have strong pr ...

    Senior Python Backend Engineer FinTech, Hybrid London

    Signify Technology is seeking a Senior Software Engineer to join a fintech company in London. This role involves designing scalable backend applications and collaborating closely with teams to enhance business-critical platforms. Ideal candidates will have over 5 years of experience, strong skills in P ...

    Senior Software Engineer (Python/Rust) – FinTech Backend

    Orbis Group is seeking a Senior Software Engineer (Python/Rust) to join a rapidly growing FinTech firm. This role involves architecting and developing cloud-native back-end services while collaborating with stakeholders to enhance core technology. The ideal candidate will have 8+ years of experience in ...

    Full Stack Engineer (React + Python) – Hybrid & Equity

    Skin + Me is hiring a Full Stack Engineer to join their team in London, UK. This hybrid role emphasizes building the customer-facing side of their platform with a focus on responsive React/TypeScript interfaces paired with a Python/Flask backend. You'll work in a supportive environment that values craftsmansh ...

    Founding AI Engineer — Full Stack (Python & TS)

    Cross Border Talents is seeking a skilled engineer to build and ship AI product features in London. The role requires strong software engineering skills and proficiency in Python and TypeScript. The selected candidate will work closely with customers and have a direct impact on the development lifecycl ...

    Senior Python Engineer — Real Time Data Pipelines

    A fast-growing technology company in the United Kingdom is looking for a mid-senior level data engineer. The role involves designing and building data pipelines using Python, ensuring uptime and fault tolerance. Candidates should have expertise in distributed systems and a passion for continuous learning. The po ...

    Founding Full Stack Engineer – Python, Scraping & Automation

    CloudDevs is seeking a Founding Engineer based in the UK to lead the technical development of our AI-driven Hospitality Tech platform. You will build features in Python (Django) and manage high-volume data scraping. The role offers a competitive salary between £70k and £90k, along with equity options of up to 2% ...

    Python Senior Engineer – AI & LLM Evaluation (London)

    LA International is seeking a Python Senior Engineer for a 12-month contract position with extensions available. The role involves building AI-powered services and designing evaluation frameworks in an engaging, collaborative environment in London. The ideal candidate will have strong Python experience ...

    Fintech AI Driven Python Backend Engineer (Remote)

    A fast-growing fintech startup is seeking a Python Software Engineer to build AI-driven financial technology products. This role offers significant technical ownership and remote-first working conditions. The ideal candidate will have strong commercial experience with Python and backend systems, and show a proac ...

    Backend Engineer FinTech Data Platform (Python/AWS)

    A financial technology company in Greater London is seeking a Python Backend Developer to lead technical projects, mentor junior developers, and develop backend services for their platform. This role involves working with Python, Flask, FastAPI, SQL, and AWS technologies. The ideal candidate will have strong col ...

    Python Software Engineer Intern Hybrid (ML & Backend)

    Viridiengroup in Crawley is looking for a Software Engineering Intern to develop and maintain backend services using Python. This position offers hands-on experience with high-impact projects and collaboration with a diverse team. You will work on real-world systems, apply your strong Python skills, an ...

    Senior Python Platform Engineer Analytics for Quants

    3761 Barclays - BX - UK seeks a Python Platform Engineer for its London office. The candidate will design, develop, and improve software, collaborating with cross-functional teams to deliver high-quality solutions. Strong experience in Python, communication skills, and knowledge in data science or quan ...

    Contract Python API Engineer — AWS & Data Platforms

    Parker Shaw is currently recruiting an experienced Software Developer for a 12-month contract in Exeter, initially two days a week on-site.Your team will enhance public access to data through various digital channels, focusing on robust APIs. You will develop user-centric software, follow coding be ...

    Photonic Layout Engineer — Python Driven Chip Design

    Salience Labs in Oxford is seeking a skilled software developer with a focus on photonics design engineering. Candidates should have strong programming skills in Python, C, or Java and experience in developing software for large-scale systems. The successful applicant will work closely with photonics d ...

    Senior Backend Engineer — Python/Django (Remote UK)

    Kraken Technologies UK is seeking a Backend Developer to build and maintain its cloud-native platform. The role focuses on Python and Django development, domain modelling, and processing large volumes of utility data within AWS. The successful candidate will solve design challenges, process meter readi ...

    Python Engineer for Global Delta One Trading

    A leading trading firm is looking for a Software Engineer with expertise in Python to join its Global Delta One team in London. The role involves collaborating directly with traders to enhance an automated trading platform, with responsibilities including developing new tools and improving existing code. Candida ...

    Remote Python Engineer (EdTech) – Django/Flask + Equity

    An innovative EdTech start-up is seeking a skilled Python Engineer to join their team. This role involves developing scalable backend services and RESTful APIs using Django and Flask. You will collaborate with cross-functional teams and ensure the robustness of applications. A strong background in Python with fa ...

    Trading Platform Python Engineer — High Impact Tech

    A diversified trading firm is seeking a skilled Software Engineer to enhance their trading platform. The successful candidate will manage proprietary trading systems, write performance-sensitive Python code, and collaborate across teams to implement effective technology solutions. A Bachelor's or Master's degree ...

    Senior Platform Engineer I Database Platform Python

    Company Description Wise is a global technology company, building the best way to move and manage the world’s money. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier ...

    High Throughput C++/Python Trading Systems Engineer

    A financial technology company in Greater London is seeking a C++ and Python developer. Join their middle-office team to work on trade reconciliation, back-testing frameworks, and trading monitoring systems. The role involves writing high-performance code and requires skills in C++ and Python, as well as knowled ...

    Data Engineer Databricks, SQL & Python | Newcastle Onsite

    A start-up investment management firm in Newcastle upon Tyne is seeking a Data Engineer to develop and optimize data pipelines and platforms. The successful candidate will have strong skills in Databricks, SQL, Spark, and Python to deliver efficient data solutions. This role offers a competitive package with a s ...

    Senior Python Tools Engineer — TDD & Scalable Tooling

    Stars Arena is looking for a Senior Tools Software Engineer based in London, United Kingdom. The ideal candidate must possess proficiency in Python programming, focusing on scalable, maintainable, and test-driven development. This full-time role involves effective communication with team stakeholders and ensu ...

    Platform Engineer Go/Python, Azure Infra, Equity

    An innovative AI startup in London seeks a passionate Software Engineer to build and maintain cloud infrastructure, create Kubernetes clusters, and write IaC with Terraform. The ideal candidate has a strong technical background in Go or Python, thrives in a client-facing role, and values autonomy. Enjoy a flexib ...

    Test Systems Software Engineer — Python & C Expert

    Stars Arena is looking for a Test Systems Software Engineer based in Rochester, United Kingdom. The ideal candidate will have experience with programming languages such as LabVIEW, TestStand, C++, Python, and C#. Responsibilities include verification and configuration of software systems, and a proactive approac ...

    Senior Full Stack Python/Django Engineer (Remote)

    Mongoose Gray is seeking a Full Stack Engineer to work in a fast-paced software environment in Greater London. The role offers a salary of £90,000 per year with benefits and remote working options. Responsibilities include developing front-end solutions with React and Typescript, building scalable back-end syste ...

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