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December 17, 2025

Senior .NET Developer with some Angular experience

Senior • Remote

$24,360 - $30,240/hr

Warsaw, Poland

Work model: 100% remote

Start date: ASAP

Rate: 145-180 PLN/h netto + VAT

Contract: B2B, long-term cooperation (12-month contract up front + extensions)

Recruitment process: The recruitment process includes a skills assessment and a technical interview.


Summary:


The main function of this role is to work as a full-stack .NET Developer within a financial technology environment, supporting the transition of applications to a cloud-based infrastructure while extending existing systems to accommodate new entities.


We are working with a UK-based financial client on a large-scale .NET platform migration. We’re implementing business logic, optimising it to .NET 8 and one of the latest Angular versions, and moving to an event-driven microservices architecture using Kafka.



Main Responsibilities:


  • Develop full-stack solutions using .NET and C#.

  • Implement solid design principles in software development.

  • Collaborate closely with business analysts and other developers to deliver solutions without dedicated QA teams.

  • Support multiple applications within the banking and risk management domains.

  • Participate in the migration of apps to containerised cloud solutions.

  • Work on extending systems to support merged business operations.

  • Engage in unit and integration testing as part of the development process.


Key Requirements:


  • Proficient in .NET and C# (min. 8+ years of experience)

  • Experience with fullstack development, including some experience with Angular

  • Familiarity with document-based databases.

  • Knowledge of event-based messaging frameworks (Kafka) & event-driven architecture

  • Experience with cloud services and containerization.


Nice to Have:


  • Prior experience in the banking or financial services sector.

  • Experience with MongoDB or similar environments.


Other Details:


  • Environment: .NET, C#, some Angular, MongoDB, moving towards cloud solutions (Azure)

  • Team Structure: Full Stack Developers working closely with Business Analysts

  • Interview Process: 2 stages, including a technical test, estimated to take 2-5 hours to complete