AI-Driven .NET Tech Lead — Architect & Team Lead

SINGU Group; Warszawa; On-site; PLN 240,000 - 360,000; Full time

Job summary

SINGU Group in Warsaw is seeking a .NET Software Engineering Tech Lead to own both the tech and the team. You'll set architecture direction, lead our front-end rewrite to Angular, and build a team where AI-assisted development is standard practice.

You’ll work hands-on with .NET, C#, Angular/TypeScript, and PostgreSQL, sharing ownership with Product Manager and Product Designer as equal partners, while ensuring clean delivery and robust CI/CD.

Qualifications

• Experience leading a software engineering team and growing people.
• Strong hands-on background in .NET, C#, and Angular/TypeScript.
• Comfort making and defending architecture decisions.
• Real, practical experience embedding AI tools into a team's workflow.
• Sharp eye for verifying AI-generated code before it ships.
• Very good English — you'll talk directly with clients' IT departments.

Responsibilities

• Lead the team: run day-to-day engineering, remove blockers, mentor engineers, and drive quality through code reviews.
• Own the architecture: make and document technology decisions, drive front-end rewrite, manage tech debt.
• Set the AI standard: define how Cursor, Claude Code, or similar tools are used—ensuring correctness and security.
• Deliver, hands-on: contribute to the codebase and keep CI/CD (GitHub Actions) healthy.
• Bridge product and engineering: partner with Product Manager and Designer; own feasibility calls with clients.

Skills

.NET Software Engineering

C#

Angular

TypeScript

Leadership

AI integration

Tools

.NET

C#

Angular

TypeScript

PostgreSQL

GitHub Actions

Job description

SINGU Group in Warsaw is seeking a .NET Software Engineering Tech Lead to own both the tech and the team. You'll set architecture direction, lead our front-end rewrite to Angular, and build a team where AI-assisted development is standard practice.

You’ll work hands-on with .NET, C#, Angular/TypeScript, and PostgreSQL, sharing ownership with Product Manager and Product Designer as equal partners, while ensuring clean delivery and robust CI/CD.