Senior Full-stack C# .NET Developer (4 months + )

We have 30 years of expertise in designing and building custom software systems. We provide software development services focusing on complex high-load applications, AI and BI solutions, and mobile apps.

Our client is a rapidly growing enterprise SaaS provider serving energy retailers in the UK, EU, and US. Fully virtual, global team of 20 is dedicated to delivering cutting-edge solutions.

As part of this role, you’ll collaborate closely with clients and provide technical support.

The platform, built on Microsoft stack and running entirely in Azure, offers digital self-service tools, broker self-service capabilities, customer service solutions, and advanced energy data analytics.

Candidates must be located within the GDPR zone (EU or UK) and available to work in UK hours. The project is confirmed for 4 months, with a strong chance of extension.

Responsibilities:

• Build and optimize back-end and front-end components using C#, .NET, and related technologies.
• Design and manage databases, write SQL queries, and integrate them with .NET applications.
• Work with developers, designers, and QA to deliver features, conduct code reviews, and ensure quality through agile processes.

Required experience and skills:

• 5+ years of experience developing in C# as your primary language.
• Solid grasp of object-oriented programming (OOP) and software design principles.
• Hands-on experience with TDD and unit test-first development.
• Strong knowledge of SQL and relational databases (writing/modifying tables, stored procedures).
• Familiarity with SOLID principles and clean architecture.
• Good English skills (both written and spoken)—Upper Intermediate+.

Our offer as your future employer:

• full-time job with the flexible work schedule;
• possibility to work remotely;
• opportunities for professional growth.