Senior Software Engineer — AI-Driven Tender Platform

Dalux; Københavns Kommune; On-site; DKK 650,000 - 900,000; Full time

Job summary

Dalux is seeking an experienced Software Developer to join the Tender team in Copenhagen. You will own complex features end-to-end, collaborate closely with Product Management and Design, and contribute to architectural decisions that improve the codebase.

The role emphasizes reliability, data security, and evolving modular software. You will mentor teammates, explore AI-assisted development, and help deliver scalable solutions across the Dalux platform while shaping engineering practices.

Qualifications

• Experience with C# and .NET in building complex, scalable software.
• Experience designing and delivering front-end in Angular/TypeScript.
• Familiarity with SQL databases and search engines like MSSQL and Elasticsearch.
• Experience mentoring developers and guiding architectural decisions.
• Understanding Domain-Driven Design and modular architectures.

Responsibilities

• Own complex features and technical problems end-to-end.
• Design scalable, maintainable solutions and contribute to architecture decisions.
• Mentor and spar with other developers to raise engineering standards.
• Collaborate with Product Management and Design to solve problems.

Skills

C# / .NET

Angular / TypeScript

MSSQL

Elasticsearch

AI-assisted development

Mentoring others

Domain-Driven Design

Modular architecture

Tools

AWS

Job description

Dalux is seeking an experienced Software Developer to join the Tender team in Copenhagen. You will own complex features end-to-end, collaborate closely with Product Management and Design, and contribute to architectural decisions that improve the codebase.

The role emphasizes reliability, data security, and evolving modular software. You will mentor teammates, explore AI-assisted development, and help deliver scalable solutions across the Dalux platform while shaping engineering practices.