Full Stack Developer | C# .NET | Angular | Power Operations Azure | Energy Trading

Overview

Full Stack Developer | C# .NET | Angular | Power Operations | £95,000 | Azure | Energy Trading | Hybrid, London

A Full Stack C# .NET Developer is required to join a high‑performing Power Operations technology team
, working on a mission‑critical post‑trade application that supports all power trading activity across the organisation.

This is a full stack development role with strong emphasis on C# .NET
, Angular
, and modern cloud‑based engineering. You’ll work on a business‑critical post‑trade system
, developing new features, enhancing existing functionality, and ensuring stability, scalability and long‑term maintainability.

The team is entering a new phase of growth under refreshed technology leadership, moving away from contractor dependency and investing in permanent engineering capability
. This hire is a key part of that strategy a long‑term, mid‑level developer who wants to grow inside a modern energy trading environment.

The Power Operations IT Delivery team sits at the centre of the post‑trade ecosystem, responsible for:

• Power trade capture and post‑trade workflows
• Operational controls across scheduling, nominations, confirmations and settlements
• C# .NET backend services powering mission‑critical trading processes
• Angular front‑end applications used by traders and operations teams
• Data‑driven workflows across SQL Server, Oracle and Azure

The application you’ll join is a relatively new C#/.NET + Angular system
, currently supported by two developers. You will become the third engineer
, contributing to a significant pipeline of enhancements, new features and long‑term platform evolution.

• Develop new features across a C# .NET backend and Angular front‑end
• Enhance and maintain a mission‑critical post‑trade application used across Power Operations
• Work closely with Business Analysts
  , traders and operations stakeholders
• Deliver clean, maintainable and testable code across the full stack
• Contribute to specification‑driven development and modern engineering practices
• Support continuous improvement across CI/CD, cloud deployment and development standards
• Participate in a long‑term roadmap of enhancements, optimisations and new modules
• Work in a team committed to permanent engineering growth
  , knowledge retention and modernisation

This role is intentionally mid‑level — ideal for someone with strong technical capability who wants to grow inside a stable, well‑structured engineering environment.

• Strong commercial experience with C# and .NET
• Strong Angular development experience (preferred over React)
• Experience building bespoke applications or enterprise systems
• Ability to work closely with business stakeholders and translate requirements
• Solid understanding of software development patterns
  , testing and CI/CD
• Experience with SQL Server or Oracle
• Ability to work in a fast‑paced, trading‑adjacent environment

• Experience with specification‑driven development
• Exposure to AI/agentic development workflows
• Experience in energy trading
  , financial markets
  , or other trading domains

Domain experience is beneficial but not essential strong Business Analysts support the functional side. Technical capability is the primary focus.

Ideal candidates will have around 5 years’ commercial experience
, though capability and depth matter more than tenure.