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Lead Python Engineer | Python, FastAPI, Start-up | Remote, £90-105k. Lead Python Engineer | Python, FastAPI, Start-up | Remote, £90-105k. Building production-grade Python services (async where appropriate).

You’ll help stabilise the existing system while supporting the migration toward a modern Python stack. As a Senior Python Developer you will be:. As a Senior Python Developer you will require:.

Design, build, and maintain reliable, scalable, and high-performance Python services within a Flask-based ecosystem. Minimum of 5 years of experience working with Python, the Flask framework, developing relational database-driven backend services, APIs and web apps. Python, Flask, LangChain, RAG, Ge

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.

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.

Expert Python skills with proven experience building high performing systems. Senior/Staff Python Developer - FULLY REMOTE. They're now looking to add Senior and Staff-level Python Developers to continue building the product.

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 React and AWS. Develop scalable, high‑performance backend services using Python. Writing efficient and reusable Python sc

Lead Software Engineer / Developer (SaaS Python Rust Elixir) Remote UK to £115kDo you have expertise with backend software engineering?You could be progressing your career in as a hands-on Lead Software Engineer role as part of a friendly and supportive international team at a growing and hugely su

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

A leading AI innovation firm in the UK is seeking an Electrical Engineer with Python experience for a part-time remote freelance role. Ideal candidates will have a degree in Engineering and proficiency in Python, along with significant experience in various engineering disciplines.

A leading technology firm is seeking a Mid-Senior Python Software Engineer to develop scalable systems processing large volumes of data in real-time. Ideal candidates have 5-7 years of Python experience, a strong grasp of distributed systems, and a knack for tackling challenges in fast-paced environ

Backend Developer (Python or PHP or NodeJS, English). Design and develop scalable backend applications using Python, PHP, or NodeJS.

The ideal candidate should have 3-6 years of software development experience with strong skills in React and Python, as well as a background in Computer Science.

The ideal candidate has over 5 years of experience in Python, with additional skills in TypeScript and a product-focused mindset.

The role requires expertise in Python and CI/CD practices, with a focus on testing complex microservices and data pipelines.

Python 1+ PySpark/Spark 1+ AWS base knowledge (ideally on S3, Lambda, EMR).

Ideal candidates will have strong Python skills and experience in geospatial domains, with knowledge of cloud computing preferred.

This project is suited for a Senior Python developer with deep functional testing experience, strong Linux and Docker skills, the ability to read code across multiple languages with the support of LLMs (e. Software Engineer (primarily Python). Proficiency with modern Python tooling (uv, pyproject.

A fast-growing AI start-up is seeking Python engineers to join their team in the UK.

Get notified about new Python Developer jobs in. We are looking for a Senior Python Engineer to join our Platform engineering team at Cleo. The right candidate will support our product teams in achieving their OKRs while championing best practices in python engineering and MLOps.

This position requires strong data modeling expertise, robust Python and SQL skills, and the ability to collaborate effectively with cross-functional teams.

A leading recruitment agency is seeking a Senior Python Developer to work on complex pricing systems for a global insurance and reinsurance organisation. Ideal candidates will have 8+ years of Python experience, strong SQL skills, and familiarity with Docker and Kubernetes, enabling impactful contri

A leading recruitment agency seeks a talented Python + React Developer for a remote position in the UK. Essential skills include strong Python experience and proficiency in React.

A global, systematic and quantitative hedge fund is looking for a Python developer to join the crypto team working in a front office facing role.

A leading marketing tech firm in the UK is seeking a Senior Software Engineer with strong backend experience, ideally in Elixir, to join their remote team.You will collaborate with engineers and contribute to innovative product development in a supportive environment.Ideal candidates should have an

This role requires strong expertise in Python, FastAPI, and MongoDB, with a focus on building scalable internal platforms.

Write high-quality, scalable Python code to optimise the performance of Python-based applications. Role: Mid-Level Python Developer - Python, Flask, AWS. OB have partnered with a FinTech company, who are looking to bring on 2 x Mid-Level Python Developers to their highly skilled engineering team.

This remote-first role requires skills in JavaScript, Python, and Go while emphasizing scalable architecture design and problem-solving.

This remote role in the UK requires at least 3 years of experience in software development with a strong proficiency in languages like Go, Python, and Scala.

A technology recruitment agency is seeking a talented Software Engineer (Python) for a partner company in the UK. Candidates should be proficient in Python and FastAPI, with at least 4 years of backend development experience.

Electrical Engineers with strong Python skills. Validate calculations or simulations using Python (NumPy, Pandas, SciPy). Strong Python proficiency for numerical validation.

Strong Python programming skills, with practical experience writing clean, production‑ready code. Experience with Python web frameworks (e. We are seeking an AI/ML Engineer to contribute to our AI/ML initiatives with a strong emphasis on practical software engineering using Python.

This is a job posted by our partner Jooble.Below is a snippet of the job description.To read the full text, please click on the "Apply Now" link.Practical experience with AWS services (e.S3, Redshift, Athena, Glue, Lambda).Upper-Intermediate or higher level of English.ELEKS is a global provider of s

We’re on the hunt for hands‑on Python engineers for a new project focused on developing Model Context Protocol (MCP) servers and internal tools for running and evaluating agent behavior. Python development experience, ideally in backend or tools.

Proven experience developing, debugging, and maintaining Python code for automated testing. Experience managing Python virtual environments and dependencies.

The role demands experience in building reliable applications, autonomy in project management, and proficiency in Python and Django.

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

Candidates should have expertise in Python, cloud services, and API development, while enjoying a hybrid work environment and numerous employee benefits including generous annual leave and professional development opportunities.

A fast-growing cybersecurity startup is seeking a Senior Python Engineer to design and develop scalable backend systems using Python and AWS serverless technologies. The ideal candidate will possess expert-level Python skills and experience with AWS infrastructure.

Machine Learning Engineer | Python | Pytorch | Natural Language Processing | LLM | Large Language Models | Remote, Europe.

Evaluate and annotate code snippets, scripts, and software engineering tasks for accuracy, quality, and clarity.Identify logical errors, inefficiencies, and optimization opportunities in code samples.Provide structured, precise feedback on programming logic, implementation, and best practices.Work i

A leading tech company based in the United Kingdom is seeking experienced Python engineers for a project focused on developing Model Context Protocol (MCP) servers. The ideal candidate will have over 4 years of Python experience, familiarity with Docker and APIs, and strong documentation skills.

Senior Python Engineer (Fully Remote, UK).

A leading tech firm is seeking a Senior Python developer to work on project-based AI opportunities.

Machine Learning Engineering Manager | Computer Vision | Deep Learning | Python | C++ | London, Hybrid. Machine Learning Engineering Manager | Computer Vision | Deep Learning | Python | C++ | London, Hybrid. Machine Learning Engineering Manager | Computer Vision | Deep Learning | Python | C++ | Lond

The ideal candidate will have experience in building production web services in Go or Python and be enthusiastic about leveraging technology to improve patient outcomes.

Python, JavaScript, or TypeScript. We are currently looking for a Senior Network Security Automation with Python in United Kingdom. This senior-level role is ideal for a network security professional with deep expertise in automation and Python development.