Client Server

Senior .NET Core Backend Engineer – FinTech, Newcastle | £130k+

Open 73d UKSenior

Senior .NET Core backend engineer building financial systems in C# for a growing FinTech scale-up in Newcastle.

Open 73d HybridUKFull-timeSenior

Senior DevOps Engineer Python AWS CDK

AI AWS CDK CI/CD Cloud +4 skills

Senior DevOps Engineer builds and automates CI/CD pipelines using Python and AWS CDK for a legal-tech startup, reducing para-legal workloads.

up to 110K £

Senior Python Backend Engineer – FastAPI, AWS, Hybrid (London)

Open 74d RemoteUKSenior

Builds FastAPI backend services in Python, integrates LLMs and payment systems, and deploys on AWS in a collaborative London office.

Open 74d UKFull-timeSenior

Senior C# .NET Backend Engineer - Sports Trading (London)

Builds and maintains the backend systems powering a global sports-trading platform using C# and ASP.NET.

Senior Front End Developer React - Scientific Software

Open 74d UKSenior

Senior Front End Developer building data-centric UIs for Arctic exploration and environmental monitoring using React and modern web tech.

AI Design Patterns OOP

up to 85K £

Senior Java Developer API Security

Open 74d RemoteUKSenior

Agile Ansible API Api Design Api Security +14 skills

Build and secure cloud-based remote-access microservices in Java, focusing on API design, scalability, and robust security practices within an Agile TDD environment.

up to 75K £

Senior Python Developer FastAPI - Start-up

Open 74d RemoteUKSenior

AI AWS CI/CD Django Docker +5 skills

Build backend services and FastAPIs in Python, integrate LLMs and payment systems, and work with AWS, Docker, CI/CD, and PostgreSQL in a hands-on senior role at an early-stage AI start-up.

up to 120K £