14 of 14 Contract Flask Jobs in the UK

technical solutions. Optimize code for performance, scalability, and security. Support integration with cloud platforms, automation, or data pipelines. Required Skills & Experience: Strong proficiency in Python and related frameworks (Django, Flask, FastAPI). Experience with REST APIs, microservices, and backend development. Knowledge of databases (PostgreSQL, MySQL, MongoDB). Familiarity with cloud platforms (AWS/Azure/GCP) and CI/CD More ❯

their engineering team and support a major cloud migration and AI-driven application build. ?? What You'll Be Doing Building and scaling full-stack applications using Python (FastAPI/Flask/Django), Vue3, and MongoDB Designing and optimizing backend services and APIs for performance & scalability Deploying and managing applications in Microsoft Azure (hands-on Azure experience is essential) Supporting the More ❯

be working in a collaborative engineering culture focused on clean, testable code and best practice around CI/CD and cloud deployment. Tech stack includes: Python (Django, FastAPI, or Flask) REST APIs & microservices AWS Docker/Kubernetes CI/CD (GitHub/GitLab) Pytest This role is hybrid in London and sits outside IR35. If you’re interested, please apply More ❯

end-to-end Write clean, testable, and maintainable code What We’re Looking For 3+ years of professional software engineering experience Strong proficiency in Python (e.g., Django, FastAPI, or Flask) Experience building web applications with React TypeScript Familiarity with relational databases (PostgreSQL/MySQL) and ORM tools Comfort with Git, CI/CD, and modern dev workflows A collaborative mindset More ❯

end-to-end Write clean, testable, and maintainable code What We’re Looking For 3+ years of professional software engineering experience Strong proficiency in Python (e.g., Django, FastAPI, or Flask) Experience building web applications with React TypeScript Familiarity with relational databases (PostgreSQL/MySQL) and ORM tools Comfort with Git, CI/CD, and modern dev workflows A collaborative mindset More ❯

Python programming experience within Financial Services - Mandatory Good understanding of quantitative finance Good experience developing and optimising Python-based calculators and models. Strong experience developing high-performance APIs using Flask or FastAPI. Expertise in Pandas, NumPy and other computing libraries. Strong experience liaising with front-office stakeholders What you'll get in return Initial 6-month contract with extensions Up More ❯

Python programming experience within Financial Services - Mandatory Good understanding of quantitative finance Good experience developing and optimising Python-based calculators and models. Strong experience developing high-performance APIs using Flask or FastAPI. Expertise in Pandas, NumPy and other computing libraries. Strong experience liaising with front-office stakeholders What you'll get in return Initial 6-month contract with extensions Up More ❯

Driving innovation, architecture decisions, and adoption of modern engineering practices What were looking for: Extensive experience building complex applications in Python Strong knowledge of modern frameworks (e.g., Django, FastAPI, Flask) Experience with cloud platforms (AWS, GCP, or Azure) and scalable architectures Strong understanding of APIs, microservices, and distributed systems Background in mentoring or leading engineering teams Passion for solving complex More ❯

Python programming experience within Financial Services - Mandatory Good understanding of quantitative finance Good experience developing and optimising Python-based calculators and models. Strong experience developing high-performance APIs using Flask or FastAPI. Expertise in Pandas, NumPy and other computing libraries. Strong experience liaising with front-office stakeholders What you'll get in return Initial 6-month contract with extensions Up More ❯

Python programming experience within Financial Services - Mandatory Good understanding of quantitative finance Good experience developing and optimising Python-based calculators and models. Strong experience developing high-performance APIs using Flask or FastAPI. Expertise in Pandas, NumPy and other computing libraries. Strong experience liaising with front-office stakeholders What you'll get in return Initial 6-month contract with extensions Up More ❯

Develop and optimize Python calculators for: Historical index back-testing Daily pricing and index computation Weighting and rebalancing logic Attribution and decomposition analytics Build robust APIs using FastAPI or Flask Collaborate directly with business users to gather requirements and iterate quickly Implement testing, versioning, and data validation processes Ensure integration with internal data sources and reporting tools Required Skills 5+ … years of Python development experience, ideally in financial services or commodities Strong proficiency in Pandas , NumPy , and time-series data manipulation Proven experience with FastAPI or Flask Familiarity with large datasets and real-time data pipelines Excellent debugging, profiling, and performance optimization skills Strong communication skills and ability to work with non-technical stakeholders Preferred Skills Experience with commodities indices More ❯

Develop and optimize Python calculators for: Historical index back-testing Daily pricing and index computation Weighting and rebalancing logic Attribution and decomposition analytics Build robust APIs using FastAPI or Flask Collaborate directly with business users to gather requirements and iterate quickly Implement testing, versioning, and data validation processes Ensure integration with internal data sources and reporting tools Required Skills 5+ … years of Python development experience, ideally in financial services or commodities Strong proficiency in Pandas , NumPy , and time-series data manipulation Proven experience with FastAPI or Flask Familiarity with large datasets and real-time data pipelines Excellent debugging, profiling, and performance optimization skills Strong communication skills and ability to work with non-technical stakeholders Preferred Skills Experience with commodities indices More ❯

enhance Python-based models for: Historical index back-testing Daily pricing and index level generation Weighting and rebalancing logic Basket decomposition and attribution analytics Design and deploy scalable APIs (Flask/FastAPI) for internal and external tools. Partner with business users to gather requirements and iterate quickly on solutions. Implement testing frameworks, version control, and data validation processes. Integrate with … platforms. Required Skills 5+ years' Python development experience, ideally within trading, risk, or financial services. Strong background with Pandas, NumPy, and data science libraries . Hands-on experience with Flask or FastAPI for API development. Proficiency in time-series data manipulation and back-testing methods. Experience working with large datasets and real-time data pipelines . Strong performance optimisation and More ❯

Senior Python Engineer - Remote - Outside IR35 Our client are currently looking to hire a Senior Python Engineer who is fluent in Python, Flask, Sqlalchemy and Postgres, to join the team on a fully remote working contract basis. In this role as an experienced Python Engineer you will have experience of running multiple different systems in production for real users. You … needs Be a go-to person for backend excellence, and improve code quality Engineering centric requirement definition (user stories) and analysis This means you must: Be fluent in Python, Flask, Sqlalchemy and Postgres Be able to effectively design APIs and database/object schemas Know how to strike the right balance between pragmatic agile iterative development and longer term investment More ❯