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June 22, 2026

Lead .NET Engineer

Senior • Remote

140 - 160 PLN/hr

Gliwice, SL, Poland

About the role

We are looking for an experienced Lead .NET Engineer to take ownership of a squad responsible for core platform services, APIs, and payment integrations. In this role, you will combine hands-on software engineering with technical leadership. You will define technical direction, partner with Product on roadmap delivery, mentor engineers, and help drive the adoption of AI-assisted development practices across the software delivery lifecycle.

Responsibilities

  • Own squad-level architecture and technical decision-making.
  • Lead the design, development, and operation of backend services and APIs.
  • Ensure high standards of code quality, performance, security, and reliability.
  • Drive incident management and operational excellence.
  • Collaborate closely with Product Managers and stakeholders to deliver roadmap priorities.
  • Mentor engineers through coaching, technical guidance, and regular feedback.
  • Participate in hiring and team growth activities.
  • Promote and implement AI-assisted development tools and best practices.
  • Contribute to continuous improvement of engineering processes, CI/CD, and platform capabilities.

Must-have requirements

  • 6–10+ years of experience building and operating production software systems.
  • Proven experience in a Technical Lead, Lead Engineer, or similar leadership role.
  • Strong backend development experience with C#/.NET.
  • Working knowledge of frontend technologies such as React or Vue.
  • Experience designing and operating distributed systems and microservice architectures.
  • Strong SQL and database design skills.
  • Experience working within payments, financial services, or other regulated environments.
  • Hands-on experience with AWS services:
    • SQS
    • DynamoDB
    • S3
    • ECS
    • Lambda
  • Experience owning and improving CI/CD pipelines.
  • Strong communication and stakeholder management skills.

Nice to have

  • Experience building large-scale payment platforms or fintech products.
  • Previous people-management responsibilities.
  • Experience with platform modernization and cloud transformation initiatives.
  • Experience implementing AI-powered engineering tools and workflows.

Tech Stack

  • C#
  • .NET
  • AWS
  • ECS
  • Lambda
  • SQS
  • DynamoDB
  • S3
  • SQL
  • Microservices
  • REST APIs
  • CI/CD
  • React / Vue
  • AI-assisted Development

What we offer

  • Long-term engagement in a strategic product initiative.
  • High-impact technical leadership role.
  • Opportunity to shape engineering standards and architecture.
  • Exposure to modern AI-assisted development practices.
  • International environment and collaboration with US-based teams.
  • Fully remote work after onboarding period in the US.