Full Stack Developer at Devonshire Hayes Recruitment Specialists Ltd, London, £380 to £400 per Day

We’re keen to speak to contractors who are available at short notice to join a financial services client in the City of London and work on a project to that will focus on enhancing and supporting existing platforms while contributing to automation, microservices, and greenfield initiatives in a fast-paced, business-facing environment.

Please note this role is outside IR35 and requires 3 days a week onsite.

Key Responsibilities

• Enhance, automate, and support existing applications and processes
• Design, develop, test, and deploy system enhancements using CI/CD pipelines
• Build and release microservices in a time-critical environment
• Set up and automate server and application deployments
• Translate user stories into technical solutions; estimate and participate in Scrum ceremonies
• Write integration tests as part of the development lifecycle
• Produce rapid UI proofs of concept using wireframing tools
• Provide production support when required
• Collaborate closely with developers, stakeholders, and the wider technology team

Required Technical Skills

• C#, .NET 8, Python
• ASP.NET UI development (extensive hands-on experience)
• RESTful APIs, Web API, microservices architecture
• RabbitMQ or similar messaging technologies
• Redis caching
• Azure DevOps (CI/CD, Octopus, Jenkins pipelines); experience setting up DevOps tooling and integrating with tools such as Monday . com or Confluence
• Relational databases: SQL Server, AWS RDS
• NoSQL databases: MongoDB or similar
• Cloud platforms: Azure and/or AWS, including authentication mechanisms
• Dapr (cloud-native frameworks)
• Docker, Kubernetes (containerisation)

Nice to Have

• FIX protocol experience
• Knowledge of financial asset classes (FX Options, Forwards, etc.)