creation, payments, payouts, webhooks. Backend Development (Required): 3 years or more in building scalable backend APIs with Node.js + TypeScript (Express.js or NestJS) or FastAPI (Python). Expertise in relational databases (PostgreSQL), caching/queues (Redis, BullMQ or Celery), and advanced SQL (joins, indexes, migrations). Experience building microservices architectures More ❯
Oxford, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions
ML frameworks (e.g., TensorFlow, PyTorch, Hugging Face) and deploying models in production. Proficiency in building RESTful APIs, microservices, and working with asynchronous frameworks (e.g., FastAPI, asyncio). Familiarity with containerization (Docker, Kubernetes) and CI/CD pipelines. Excellent communication skills and a passion for mentoring and team leadership. Nice to More ❯
Slough, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
how 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 More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
Awaze
join us: AWS: developing and deploying cloud native solutions using Terraform or similar IaC tools (ESSENTIAL) Server-side development using Golang, Node.js or Python FastAPI Relational database technologies, such as PostgreSQL, including experience with query optimisation and schema design Non-relational database technologies such as DynamoDB or MongoDB Familiarity with More ❯
Docker, Kubernetes). Experience in designing and deploying microservices (including event-driven architectures), building REST APIs and web apps using Python frameworks (e.g. Flask, FastAPI), and familiarity with platforms like AWS, Azure, Node.js or React are all highly relevant. We’re also interested in experience with relational databases and ORMs More ❯
Cambridge, England, United Kingdom Hybrid / WFH Options
RegGenome
and an understanding of optimisations for read-heavy write-heavy workloads with PostgreSQL Production experience with API design & benchmarking especially JSON REST APIs and FastAPI Excellent coding skills and an appreciation for best-practises in coding, PR reviewing, and agile development with daily deliveries to production Experience in AWS and More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Revolution Technology
lead on the design of complex systems, mentor engineers, and make critical decisions that directly impact and shape the platform’s success! Stack: Python, FastAPI, Go, TypeScript, React, Azure, Terraform, Kubernetes What do you need? Backend experience in Python OR Golang Frontend experience with Typescript Experience with cloud infrastructure (Azure More ❯
london, south east england, united kingdom Hybrid / WFH Options
Revolution Technology
lead on the design of complex systems, mentor engineers, and make critical decisions that directly impact and shape the platform’s success! Stack: Python, FastAPI, Go, TypeScript, React, Azure, Terraform, Kubernetes What do you need? Backend experience in Python OR Golang Frontend experience with Typescript Experience with cloud infrastructure (Azure More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Revolution Technology
lead on the design of complex systems, mentor engineers, and make critical decisions that directly impact and shape the platform’s success! Stack: Python, FastAPI, Go, TypeScript, React, Azure, Terraform, Kubernetes What do you need? Backend experience in Python OR Golang Frontend experience with Typescript Experience with cloud infrastructure (Azure More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Revolution Technology
lead on the design of complex systems, mentor engineers, and make critical decisions that directly impact and shape the platform’s success! Stack: Python, FastAPI, Go, TypeScript, React, Azure, Terraform, Kubernetes What do you need? Backend experience in Python OR Golang Frontend experience with Typescript Experience with cloud infrastructure (Azure More ❯
MS Azure experience e.g. virtual networks, key vaults and storage, security • MS SQL backend development experience • Experience in developing API’s in python using FastAPI/Django/Flask • Hands on in ADF and Azure Databricks With a focus within Energy Trading, Oil & Gas, Financial Markets and Commodities, we offer More ❯
london (city of london), south east england, united kingdom
Eaglecliff Recruitment
MS Azure experience e.g. virtual networks, key vaults and storage, security • MS SQL backend development experience • Experience in developing API’s in python using FastAPI/Django/Flask • Hands on in ADF and Azure Databricks With a focus within Energy Trading, Oil & Gas, Financial Markets and Commodities, we offer More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Gravitas Recruitment Group (Global) Ltd
proficiency in Python, particularly within hybrid application architectures (monolith + microservices) Experience using gRPC for internal service communications GraphQL for interaction with frontend services FastAPI or Starlette for 3rd party integrations Working knowledge of both Postgres and DynamoDB databases Experience deploying systems in AWS using managed Kubernetes services Proven track More ❯
london, south east england, united kingdom Hybrid / WFH Options
Gravitas Recruitment Group (Global) Ltd
proficiency in Python, particularly within hybrid application architectures (monolith + microservices) Experience using gRPC for internal service communications GraphQL for interaction with frontend services FastAPI or Starlette for 3rd party integrations Working knowledge of both Postgres and DynamoDB databases Experience deploying systems in AWS using managed Kubernetes services Proven track More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Gravitas Recruitment Group (Global) Ltd
proficiency in Python, particularly within hybrid application architectures (monolith + microservices) Experience using gRPC for internal service communications GraphQL for interaction with frontend services FastAPI or Starlette for 3rd party integrations Working knowledge of both Postgres and DynamoDB databases Experience deploying systems in AWS using managed Kubernetes services Proven track More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Gravitas Recruitment Group (Global) Ltd
proficiency in Python, particularly within hybrid application architectures (monolith + microservices) Experience using gRPC for internal service communications GraphQL for interaction with frontend services FastAPI or Starlette for 3rd party integrations Working knowledge of both Postgres and DynamoDB databases Experience deploying systems in AWS using managed Kubernetes services Proven track More ❯
MS Azure experience e.g. virtual networks, key vaults and storage, security • MS SQL backend development experience • Experience in developing API’s in python using FastAPI/Django/Flask • Hands on in ADF and Azure Databricks With a focus within Energy Trading, Oil & Gas, Financial Markets and Commodities, we offer More ❯
LlamaIndex Experience with embeddings, vector databases, and deep learning models. Hands-on experience with cloud AI services (AWS, GCP, Azure) and developing microservices using FastAPI, Flask, or Django, with expertise in containerized deployment (Docker) Knowledge of software engineering principles and best practices for AI integration. Strong problem-solving skills and More ❯
with both technical and non-technical teams This role is 70% hands on, 30% management Technical Expertise Required - Python - proficiency with Pandas, Numpy, SQLAlchemy, FastAPI, and Pydantic MySQL, PostgreSQL, and Redis Hands-on experience with Google Cloud Platform (GCP) services like Pub/Sub, Cloud Run, VMs, Load Balancers, and More ❯
with both technical and non-technical teams This role is 70% hands on, 30% management Technical Expertise Required - Python - proficiency with Pandas, Numpy, SQLAlchemy, FastAPI, and Pydantic MySQL, PostgreSQL, and Redis Hands-on experience with Google Cloud Platform (GCP) services like Pub/Sub, Cloud Run, VMs, Load Balancers, and More ❯
london (city of london), south east england, united kingdom
Fundment
with both technical and non-technical teams This role is 70% hands on, 30% management Technical Expertise Required - Python - proficiency with Pandas, Numpy, SQLAlchemy, FastAPI, and Pydantic MySQL, PostgreSQL, and Redis Hands-on experience with Google Cloud Platform (GCP) services like Pub/Sub, Cloud Run, VMs, Load Balancers, and More ❯
high-resolution pathology data, and optimize backend processes for performance and accuracy. Experience Extensive experience in backend engineering with deep expertise in Python (especially FastAPI). Proficiency in containerization and orchestration tools: Docker, Kubernetes, Helm, etc. Solid understanding of identity management systems and best practices in API security. Strong grasp More ❯
methodologies including test-driven development and continuous delivery Collaborate closely with operations to ensure high availability and performance of applications Core Technologies: Python (Django, FastAPI, Flask), Node.js Relational and non-relational databases (e.g. SQL, MongoDB) Containerisation with Docker, Git, CI/CD pipelines Cloud orchestration tools such as Kubernetes and More ❯
Tewkesbury, England, United Kingdom Hybrid / WFH Options
Helyx Secure Information Systems Ltd
We’ll support your growth in areas such as: Geospatial data formats and tools (e.g., GeoJSON, WMS, ArcGIS). Back-end development with Python, FastAPI, and relational databases. Mapping libraries and services like Leaflet, Mapbox, and ArcGIS JS API. Secure and scalable deployment practices, including Docker and cloud platforms. Software More ❯