trading decisions are made — through speed, scale, and smart analytics. 🔧 What You’ll Do Develop high-performance APIs and data applications using Python (FastAPI, Flask, Django) Design and deploy scalable solutions on Microsoft Azure cloud services Collaborate with trading desks, quants, and global engineering teams Deliver clean, modular web applications More ❯
trading decisions are made — through speed, scale, and smart analytics. 🔧 What You’ll Do Develop high-performance APIs and data applications using Python (FastAPI, Flask, Django) Design and deploy scalable solutions on Microsoft Azure cloud services Collaborate with trading desks, quants, and global engineering teams Deliver clean, modular web applications More ❯
london, south east england, united kingdom Hybrid / WFH Options
Explore Group
technologies and frameworks to continuously improve our platform. Required Skills and Qualifications: 5+ years of professional experience in Python development. Strong experience with Django, Flask, or similar Python web frameworks. Proven ability to design and implement scalable, cloud-based solutions (e.g., AWS, Azure, or GCP). Proficiency in relational and More ❯
south west london, south east england, United Kingdom Hybrid / WFH Options
Explore Group
technologies and frameworks to continuously improve our platform. Required Skills and Qualifications: 5+ years of professional experience in Python development. Strong experience with Django, Flask, or similar Python web frameworks. Proven ability to design and implement scalable, cloud-based solutions (e.g., AWS, Azure, or GCP). Proficiency in relational and More ❯
west london, south east england, United Kingdom Hybrid / WFH Options
Explore Group
technologies and frameworks to continuously improve our platform. Required Skills and Qualifications: 5+ years of professional experience in Python development. Strong experience with Django, Flask, or similar Python web frameworks. Proven ability to design and implement scalable, cloud-based solutions (e.g., AWS, Azure, or GCP). Proficiency in relational and More ❯
North West London, London, United Kingdom Hybrid / WFH Options
VERTECH GROUP (UK) LTD
scalable, reliable backend systems while also sharing knowledge and guiding less experienced developers where needed Key Requirements: Solid background in backend development using Python (Flask, FastAPI, or similar) Demonstrated experience building RESTful APIs Skilled in Docker and/or Kubernetes Experience in automating builds (CI/CD) Exposure to Google More ❯
NW3, Hampstead, Greater London, United Kingdom Hybrid / WFH Options
Vertech Group (UK) Ltd
scalable, reliable backend systems while also sharing knowledge and guiding less experienced developers where needed Key Requirements: Solid background in backend development using Python (Flask, FastAPI, or similar) Demonstrated experience building RESTful APIs Skilled in Docker and/or Kubernetes Experience in automating builds (CI/CD) Exposure to Google More ❯
re Looking For: Minimum 5 years experience as a Full-Stack Developer with strong proficiency in Python and modern web development frameworks (e.g., Django, Flask, Asyncio/Aiohttp). A solid understanding of quantitative risk measurement techniques (VaR, Greeks, Sensitivities, Stress testing) and core portfolio management principles. A Bachelor’s More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Harrington Starr
re Looking For: Minimum 5 years experience as a Full-Stack Developer with strong proficiency in Python and modern web development frameworks (e.g., Django, Flask, Asyncio/Aiohttp). A solid understanding of quantitative risk measurement techniques (VaR, Greeks, Sensitivities, Stress testing) and core portfolio management principles. A Bachelor’s More ❯
translate pre-defined passenger flow modelling logic into efficient Python code. Backend Development: Build robust and maintainable backend components, utilizing Python-based frameworks like Flask, FastAPI, or Django. API Integration: Develop and integrate with existing RESTful APIs, ensuring seamless data flows between backend and frontend components. UI Integration: Collaborate with … Conduct code reviews to ensure best practices are followed. Required Skills and Qualifications: ✅ Python Expertise: Advanced Python skills with experience in backend frameworks like Flask , FastAPI , or Django . Ability to write efficient, reusable, and scalable code. Experience with libraries like NumPy , Pandas , SciPy , or any others commonly used in More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Parser
translate pre-defined passenger flow modelling logic into efficient Python code. Backend Development: Build robust and maintainable backend components, utilizing Python-based frameworks like Flask, FastAPI, or Django. API Integration: Develop and integrate with existing RESTful APIs, ensuring seamless data flows between backend and frontend components. UI Integration: Collaborate with … Conduct code reviews to ensure best practices are followed. Required Skills and Qualifications: ✅ Python Expertise: Advanced Python skills with experience in backend frameworks like Flask , FastAPI , or Django . Ability to write efficient, reusable, and scalable code. Experience with libraries like NumPy , Pandas , SciPy , or any others commonly used in More ❯
for 2 new Developers to join the London based Engineering team. You'll ideally have experience using most of the following stack: Backend: Python, Flask/FastAPI Frontend: React with TypeScript Infra: Terraform, GCP/AWS Ideally you'll have at least an interest and have tinkered personally with LLM More ❯
london, south east england, United Kingdom Hybrid / WFH Options
The Developer Link
for 2 new Developers to join the London based Engineering team. You'll ideally have experience using most of the following stack: Backend: Python, Flask/FastAPI Frontend: React with TypeScript Infra: Terraform, GCP/AWS Ideally you'll have at least an interest and have tinkered personally with LLM More ❯
small RFCs for larger refactors. Must-Haves 3-6 years professional software experience; comfortable owning production services. Solid Python 3.10+ : asyncio, typing, FastAPI (or Flask/Fastify-equivalent for JS). Working knowledge of machine-learning inference flows : embeddings, vector search, or LLM APIs. Concurrency literacy : async/await, task More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Open Code Mission
small RFCs for larger refactors. Must-Haves 3-6 years professional software experience; comfortable owning production services. Solid Python 3.10+ : asyncio, typing, FastAPI (or Flask/Fastify-equivalent for JS). Working knowledge of machine-learning inference flows : embeddings, vector search, or LLM APIs. Concurrency literacy : async/await, task More ❯
London, England, United Kingdom Hybrid / WFH Options
Syntax Consultancy
and Azure Databricks for distributed data processing and large-scale data analysis. Proven experience with web frameworks , including knowledge of Django and experience with Flask, along with a solid understanding of APIs. Develop and maintain data interfaces to connect various systems within th... More ❯
and Azure Databricks for distributed data processing and large-scale data analysis. Proven experience with web frameworks , including knowledge of Django and experience with Flask, along with a solid understanding of APIs. Develop and maintain data interfaces to connect various systems within the Bank. Solid architecture and design knowledge to More ❯
South East London, London, United Kingdom Hybrid / WFH Options
Syntax Consultancy Limited
and Azure Databricks for distributed data processing and large-scale data analysis. Proven experience with web frameworks , including knowledge of Django and experience with Flask, along with a solid understanding of APIs. Develop and maintain data interfaces to connect various systems within the Bank. Solid architecture and design knowledge to More ❯
london, south east england, united kingdom Hybrid / WFH Options
OpenSource
Provide mentorship and guidance to junior engineers. Required Skills The backend is primarily built in Python and runs on AWS, incorporating technologies such as: Flask, Pytest, Mypy, Docker, PostgreSQL, SQS, S3, and Terraform Continuous integration and daily deployments This is a fully remote opportunity, but requires candidates to be based More ❯
west london, south east england, United Kingdom Hybrid / WFH Options
OpenSource
Provide mentorship and guidance to junior engineers. Required Skills The backend is primarily built in Python and runs on AWS, incorporating technologies such as: Flask, Pytest, Mypy, Docker, PostgreSQL, SQS, S3, and Terraform Continuous integration and daily deployments This is a fully remote opportunity, but requires candidates to be based More ❯
south west london, south east england, United Kingdom Hybrid / WFH Options
OpenSource
Provide mentorship and guidance to junior engineers. Required Skills The backend is primarily built in Python and runs on AWS, incorporating technologies such as: Flask, Pytest, Mypy, Docker, PostgreSQL, SQS, S3, and Terraform Continuous integration and daily deployments This is a fully remote opportunity, but requires candidates to be based More ❯
london, south east england, United Kingdom Hybrid / WFH Options
trg.recruitment
with vector databases for embedding/indexing with images, audio, text and video Familiar with different multi-agent system patterns Comfortable with FastAPI or Flask Strong cloud experience (GCP or AWS) Nice to have: GCP experience Background in ML projects Experience working on data-heavy applications Familiarity with CI/ More ❯
west london, south east england, United Kingdom Hybrid / WFH Options
trg.recruitment
with vector databases for embedding/indexing with images, audio, text and video Familiar with different multi-agent system patterns Comfortable with FastAPI or Flask Strong cloud experience (GCP or AWS) Nice to have: GCP experience Background in ML projects Experience working on data-heavy applications Familiarity with CI/ More ❯
south west london, south east england, United Kingdom Hybrid / WFH Options
trg.recruitment
with vector databases for embedding/indexing with images, audio, text and video Familiar with different multi-agent system patterns Comfortable with FastAPI or Flask Strong cloud experience (GCP or AWS) Nice to have: GCP experience Background in ML projects Experience working on data-heavy applications Familiarity with CI/ More ❯
london, south east england, United Kingdom Hybrid / WFH Options
trg.recruitment
tooling including TDD, BDD Up to date knowledge of Python coding, testing, debugging Experience working with large sets of data Experience with FastAPI or Flask Experience with BigQuery This is a contract role outside IR35 , so you must be UK based and have a company registered in the UK. If More ❯