(Senior) Software Engineer d/f/m

  • RWE Gruppe
  • Swindon, Wiltshire
  • 04/07/2026
Full time Information Technology Telecommunications

Job Description

RWE Supply & Trading GmbH

To start as soon as possible. Full time / part time, permanent.

Department Insights

As part of the embedded IT team, you will play a key role in designing, developing and maintaining business critical software for the UK short term trading and hedging desks. "Embedded" means working directly alongside our traders. We build full stack, tailor made IT solutions to help traders optimise our fleet of power stations and quickly spot market opportunities. All of this is achieved using Dev Ops delivery processes and the latest technologies. Our goal is the fastest possible delivery cycle while maintaining the highest possible quality standards. We can only achieve this with the very best people!

We offer a hybrid working model with time split between the office and home working.

We value diversity and therefore welcome all applications, irrespective of gender, disability, nationality, ethnic and social background, religion and beliefs, age or sexual orientation and identity.

Your responsibilities
  • Design, implement, and maintain robust bespoke applications
  • Be technology focussed, keeping up to date with the latest cloud technologies, identifying where and how these technologies can be utilised
  • You are motivated to put our stakeholders first, to take ownership and responsibility for delivering functionality which fits high standards in terms of robustness and business value.
  • Work with an agile methodology (Kanban) delivering solutions through DevOps
  • Work collaboratively with the team to define our technology strategy for the future with a desire to create a lean and efficient architecture which is flexible and cost effective.
  • Participation in standby/on call rota and willing to travel occasionally
Your profile
  • Demonstrable C# .NET development experience familiar with modern ways of hosting .NET applications in the cloud e.g. containerisation
  • Experience with AWS (especially Lambda, SQS, ECS, S3 etc) and an understanding of serverless event based architecture.
  • A curiosity and openness to learn and upskill rapidly on different technologies within a commercial environment
  • Experience with Oracle/Postgres databases
  • Good knowledge of Architecture/design patterns, distributed systems, and SOLID principles
  • Good knowledge and understanding of security principles
Advantageous, but not a must
  • Familiar with Microsoft Entra ID
  • Hands on experience of Angular framework
  • Good knowledge of continuous integration/delivery methodology
  • Experience of re architecting traditional systems to cloud specific technologies
  • Experience with automated software testing methods
  • Some knowledge of the UK energy market
Benefits you can rely on

Working alongside our traders and analysts gives you the opportunity to shape the commercial business from an IT perspective.

We are also able to offer you the following:

  • Working in one of the most interesting business contexts; a mixture of energy trading and IT!
  • Freedom to design and choose the architecture for solutions
  • Competitive salary and benefits package plus annual discretionary bonus
  • Wide ranging training and certification
  • Open and diverse company culture