1 to 25 of 47 Permanent Flask Jobs in London

lead role. Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS ...

product UX patterns (streaming, review loops, provenance/citations, long-running tasks, error-recovery Backend: Django (5.x+), DRF, FastAPI, Pydantic, Celery, Django Channels, Flask, RESTful APIs. Databases & Storage: PostgreSQL, MS SQL Server, MongoDB, Firestore, BigQuery, Azure Blob Storage. Cloud & DevOps: Azure (App Services, OpenAI, AKS), GCP (Vertex AI, Cloud ...

Looking For Essential Professional Python development experience Strong understanding of software design patterns and engineering principles Experience with frameworks such as FastAPI, Django, or Flask Solid knowledge of RESTful APIs and distributed systems Experience working with relational and NoSQL databases Strong testing experience (PyTest, unit, integration, and automated testing) Experience ...

Data ecosystem and SQL Databases (Apache Airflow, Iceberg, Spark/Thrift, PostgreSQL, Azure Hyperscale) Python as a primary backend language High-level frameworks (Flask, SQLAlchemy, Alembic, Pytest, Socket.IO) Amazon Web Services and ecosystem (AWS core services, Lambda, RDS, EKS, S3, etc.) Cloud-native technologies (Kubernetes, Helm, Docker) Observability technologies (Prometheus ...

building scalable mobile APIs (REST, HTTPS, etc.). Good principles of security management (secrets, protocols, etc.). Experience with some Python web frameworks (Django, Flask, FastAPI, etc.). Desirable Skills 👌 Can speak, or learning to speak, more than one language Experience with real-time and/or in-memory databases ...

implementation approaches JOB REQUIREMENTS 4+ years of experience building production backend systems at scale Strong Python proficiency with experience in frameworks like FastAPI, Flask, or Django Experience designing and implementing RESTful APIs with clear documentation Solid understanding of database design and optimization (SQL and/or NoSQL) Experience with cloud ...

skills in Python, React.js, SQL, and Databricks for building scalable, data-driven Key Responsibilities Backend Development (Python) Build APIs and services using Python frameworks (Flask, FastAPI, Django). Integrate with Databricks SQL endpoints for data access. Ensure performance, scalability, and security of backend systems. Databricks & Data Engineering Develop ETL pipelines ...

leading technical projects Comfortable working in fast-paced startup environments Experience with AI/LLM integrations is highly desirable Python backend experience (FastAPI, Flask, Django) is beneficial Excellent communication and stakeholder management skills This role offers hybrid working, with an office location based in London. For any additional questions, please ...

building production applications Strong proficiency in front-end development, e.g. JavaScript/TypeScript or ReactSolid Python experience for backend development with frameworks like FastAPI, Flask, or Django Experience designing RESTful APIs and working with databases, e.g. using SQL Familiarity with cloud services and containerization technologies, e.g. Docker, AWS, Google Cloud ...

guide architectural decisions, and ensure engineering excellence across backend services. Python Engineering Design and build robust, secure, and scalable microservices using Python (FastAPI, Django, Flask). System Architecture Lead the design of distributed systems, event-driven architectures, and high-availability platforms. Team Mentorship Coach engineers, conduct code reviews, and foster ...

analytics capability Improve data quality, reconciliation processes and reporting frameworks Skills & Experience 3–5 years' software development experience Strong Python development skills with FastAPI, Flask or Django Experience building full-stack applications using React, JavaScript/TypeScript and Node.js Knowledge of GitHub, CI/CD, automated testing and Agile delivery ...

systems, processes, and deployments. Essential Skills & Experience Strong commercial experience with Python, JavaScript, and SQL. Experience working with back-end frameworks such as Flask, FastAPI, Node.js, or similar. Hands-on experience with cloud platforms such as AWS, Azure, or DigitalOcean. Experience developing or supporting Robotic Process Automation (RPA) solutions. Strong ...

with a clear sense of how to build maintainable component hierarchies. Backend: Experience with Python and at least one modern web framework (e.g., FastAPI, Flask, Django). Tooling: Familiarity with modern development workflows including Git, CI/CD, code reviews, and collaborative branching strategies. Domain Interest: A demonstrable curiosity about ...

analytical outputs. Skills and Experience · 3–5 years’ software development experience, with strong Python skills and knowledge of scalable architecture. · Experience with FastAPI, Flask or Django, plus React, JavaScript or TypeScript, and Node.js. · Familiarity with Git, CI/CD, automated testing and Agile delivery. · Knowledge of Databricks, Lakehouse architecture, geospatial ...

with ability to handle complex queries and large datasets Experience with Python libraries (Pandas, NumPy) for data processing Experience building RESTful APIs/services (Flask/FastAPI/Django) Strong understanding of data structures and performance optimization Experience working with large-scale data processing and performance optimization Working knowledge ...

high-growth environments. Knowledge of DevOps, CI/CD and cloud infrastructure best practices. Technology Environment Languages Python JavaScript/TypeScript (desirable) Frameworks Django Flask Cloud AWS GCP (desirable) Azure (desirable) Engineering Practices Agile CI/CD Cloud-Native Development Software Architecture Technical Leadership Ideal Backgrounds We are particularly interested ...

solutions, providing technical guidance to a small team, ideally offering experience across. Solid Python web development in a B2B product setting Django FastAPI/Flask beneficial AWS DevOps Agile Please note, this role requires Full Time attendance in their central London office - please only apply if that is something ...

making developers better at their craft. The ideal candidate will have: Strong commercial Python development experience Experience with FastAPI or similar frameworks (Django, Flask) Experience with using Claude Code or Cursor Experience with data warehousing (Snowflake) Nice to haves: Experience with asyncio or modern Python typing Exposure to AWS, Docker ...

documentation covering architecture, processes, and code Essential Skills and Experience:- Solid proficiency in Python, JavaScript, and SQL Strong understanding of back-end frameworks (e.g. Flask, FastAPI, Node.js or similar) Experience working with cloud platforms (e.g. DigitalOcean, AWS, or Azure) Experience developing or maintaining RPA solutions Ability to work independently, managing ...

documentation covering architecture, processes, and code Essential Skills and Experience:- Solid proficiency in Python, JavaScript, and SQL Strong understanding of back-end frameworks (e.g. Flask, FastAPI, Node.js or similar) Experience working with cloud platforms (e.g. DigitalOcean, AWS, or Azure) Experience developing or maintaining RPA solutions Ability to work independently, managing ...

high-quality technical documentation and engineering standards. Required Experience Technical Skills 8+ years of commercial backend engineering experience. Strong Python development experience, including FastAPI, Flask or similar frameworks. Proven experience building and scaling backend services and APIs. Strong understanding of microservices architectures and event-driven systems. Experience designing and optimising … serverless applications using AWS Lambda. Exposure to Agile delivery environments and Jira. AWS certifications or equivalent cloud certifications. Tech Stack Languages & Frameworks Python FastAPI Flask Cloud & Infrastructure AWS Docker ECS Kubernetes Terraform CloudFormation Architecture Microservices Event-Driven Systems REST APIs GraphQL gRPC Databases PostgreSQL MySQL MongoDB DevOps & Monitoring GitHub Actions ...

building software that directly impacts how businesses operate. Preferred Experience 5+ years of software engineering work experience. Experienced in Typescript, Python, React, FastAPI, Django, Flask, and AWS. Strong experience designing distributed systems and scalable applications. Experience owning production systems and making architectural decisions. Familiarity with cloud infrastructure, APIs, databases ...

building software that directly impacts how businesses operate. Preferred Experience 5+ years of software engineering work experience. Experienced in Typescript, Python, React, FastAPI, Django, Flask, and AWS. Strong experience designing distributed systems and scalable applications. Experience owning production systems and making architectural decisions. Familiarity with cloud infrastructure, APIs, databases ...

systems or trading platforms Knowledge of quantitative finance or financial mathematics Familiarity with CI/CD pipelines and DevOps practices Experience with web frameworks (Flask, Django) and front-end technologies Background in high-performance computing or distributed systems ...

systems or trading platforms Knowledge of quantitative finance or financial mathematics Familiarity with CI/CD pipelines and DevOps practices Experience with web frameworks (Flask, Django) and front-end technologies Background in high-performance computing or distributed systems Benefits • Elite Health & Wellbeing Suite : Comprehensive coverage including executive health assessments ...