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Python-based trading and research infrastructure.

Lead Python Engineer | Python, FastAPI, Start-up | Remote, £90-105k. Lead Python Engineer | Python, FastAPI, Start-up | Remote, £90-105k. Strong production experience with Python & FastAPI.

If you're a Python Developer, looking for the flexibility to work remotely within the UK, then this one could be for you. You'll be problem solving and designing backend python-based solutions within a well established software team, whilst gaining the exposure to work with other popular tech like R

WATER DIRECT: Django / Python Full-Stack Software Developer. Our core technology stack is Python / Django (backend) with HTML/HTMLX/React (web) and Flutter (mobile), supported by a modern cloud-native toolchain for CI/CD, monitoring, and data. A full-stack engineer with 3-5 years experience n Python

Senior Python Developer | UK Remote | £5500 - £6250 per month (£70–75k per annum). The business currently runs on CFML and is transitioning to Python over the next 6–12 months. You’ll help stabilise the existing system while supporting the migration toward a modern Python stack.

Senior Software Engineer (Python/Backend) | Python (Flask), TypeScript , AWS. Architect and maintain robust services using Python to handle massive data ingestion and automated event-tracking. You have a deep, proven background in building production-grade backend systems with Python.

WATER DIRECT: Senior Django / Python Full-Stack Software Developer. Our core technology stack is Python / Django (backend) with HTML/HTMLX/React (web) and Flutter (mobile), supported by a modern cloud-native toolchain for CI/CD, monitoring, and data.

Machine Learning Researcher (PhD Statistics Python AI R&D) Cambridge / WFH to £85kAre you a tech savvy, PhD educated, Machine Learning Researcher looking for an opportunity to work on complex and interesting systems at the cutting edge of AI technology? You could be progressing your career working

Architect complex systems, owning technical decisions, and crafting Python-powered solutions that make a real impact to customers Principal Python Software Engineer Hybrid - commutable distance of the Southampton area Circa £65k + Up to 15% BonusThe Role As a Principal Python Software Engineer, yo

Data Engineer (Python Spark SQL) to £120kDo you have a first class education combined with Data Engineering skills? You could be progressing your career at a start-up Investment Management firm that have secure backing, an established Hedge Fund client as a partner and massive gr

Applicants should have over 10 years of experience in Python, cloud and API hosting, and demonstrate knowledge in financial services.

A leading AI project platform is seeking a Senior Python Developer to engage in project-based collaboration.

Ideal candidates have 2–5 years of relevant experience, strong Python skills, and a background in quantitative finance.

A leading consultancy firm based in London is looking for a Senior Java/Python Engineer. The role requires extensive experience in Java and Python, with a strong background in system design and cloud-based applications.

A prominent employment consultancy in the United Kingdom is seeking a skilled Python Engineer to design and deploy scalable software in a hybrid working model. This role requires expertise in cloud platforms and strong Python skills, as well as experience in managing distributed systems.

A leading software development company in the United Kingdom is seeking an experienced Backend Developer to join its development team.In this role, you will architect and build scalable server-side applications, manage real-time data, and collaborate with international clients and teams.The ideal ca

A leading international consulting firm is seeking a Python Developer / Quant Dev to strengthen the reliability of solutions dedicated to ETF market making.

Avanti are working with an innovative UK-based automation and AI software company that is transforming how businesses operate.They design and deliver intelligent automation solutions that integrate across multiple systems, helping organisations reduce manual work and operate more efficiently.Due to

A tech disrupter in the UK is seeking an experienced contract Python Developer to enhance their SaaS platform.

Python Engineer – Sports betting Hedge Fund – London. Python Engineer is required for a successful startup delivering innovative solutions to the sports betting industry. Python development and OOP experience.

We are looking for a Senior Python Engineer to join our Data & AI business unit in London, focused on delivering high-quality, production-ready microservices that enrich and model data for underwriting applications. Strong execution focus with the ability to write clean, maintainable, and high‑qua

Statistician with Python - Freelance AI Trainer. Proficiency in Python, with experience using libraries such as Pandas, NumPy, SciPy, Statsmodels, and Scikit-learn.

NET or Python, alongside capabilities in mentoring and managing projects.

Senior Python Developer (Fast API Focused). Your initial work will involve abstracting code from our product teams into a shared, common python library leveraging PySpark/data frames. You will also be building microservices in the form of python‑based Azure Functions.

Validate analytical or numerical results using Python (NumPy, SciPy, Pandas). This opportunity is a good fit for mechanical engineers with an experience in python open to part-time, non-permanent projects. Strong Python proficiency for numerical validation.

Hybrid: 3 days on site per week.You will collaborate closely with other software engineers, product teams, and AI specialists to develop LLM AI-powered applications, ensuring their scalability, security, observability and performance.This role is hands-on, with a primary focus on coding, testing, an

The ideal candidate has strong skills in Python and SQL, alongside experience with AWS.

You will work on full-stack Python development, integrating APIs, and enhancing application and cloud security features. Develop and maintain full‑stack Python applications with a focus on security and scalability.

Automation/Tools Development: Design/Develop/maintain automated tools for toil reduction, reporting based on python and other scripting language. Linux: understands the OS architecture, fluent user of the command line, can fluently speak either Perl or Python, UNIX scripting, Java.

Design and implement backend Python software solutions within the SP pre-trade domain.

As part of the engineering team, you’ll design and build robust backend systems and APIs using Python and frameworks such as FastAPI, Flask, or Django.

Ideal candidates will have 10+ years of experience as a Python SDET, expertise in automation frameworks, and a strong understanding of cloud hosting and the financial services sector.

Civil Engineer with Python Experience - Freelance AI Trainer. Proficiency in Python, with experience using libraries such as NumPy, SciPy, and Pandas.

Get notified about new Python Developer jobs in. My client is a well-established and successful tech house working in the finance sector who are looking for a Python Developer, with outstanding technical and communication skills to join their existing team of software engineers!. Strong experience w

The ideal candidate will have over 10 years of applied software engineering experience and expertise in Java and Python, along with knowledge of the financial services IT landscape.

Candidates should have expertise in Python and a strong background in back-end development.

A dynamic tech scale-up in England is looking for Mid and Senior Python Developers to join its back-end team. Ideal candidates have 4+ years of Python experience and a strong ability to communicate technical concepts effectively, fostering innovation within a strong team culture.

The ideal candidate will have a completed degree in a quantitative field, strong Python skills, and an eagerness to explore global markets.

A tech company specializing in fleet logistics is seeking a Senior Python Engineer to join their Cloud Engineering team. Candidates should have over 4 years of experience in Python development with a strong focus on cloud services.

A financial services firm in Greater London is seeking a skilled Python Data Engineer to join their Front Office Quantitative Trading team. The ideal candidate should possess a strong proficiency in Python, experience with financial data, and an understanding of data engineering principles.

The ideal candidate will have a strong programming background with experience in Python, C#, C++, and VBA, along with knowledge of Azure and statistical analysis.

Design and develop new Python features and services that automate and support core financial operations, such as payments, reconciliations, and reporting. You’ll work with a modern Python‑based stack, gain deep exposure to how financial operations function in a fast‑growing lending business, a

The ideal candidate has over 7 years of experience, with strong expertise in Python and AWS, and a proven track record in leadership positions.

As a Full Stack Engineer within a small team, you will build and implement new features across the full tech stack, with a focus on backend Python and TypeScript and some React work on the front end. You have strong backend Python coding skills, including API development. Full Stack Engineer / Devel

A leading fintech company in Greater London is looking for a Full-stack Python Engineer to join their Central Operations team. The ideal candidate should have solid experience with Python and JavaScript frameworks, and a keen interest in AI and machine learning.

Ideal candidates will have experience with Python and AI frameworks, alongside understanding Agile methodologies.

Equities Quant Platform Engineering Lead – Python (Technology) – VP. The python data engineering stack (Polars, Parquet, FastAPI, Jupyter, Airflow, Streamlit, Ray).

Write and maintain Python scripts for automation and support tooling.