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Senior Fullstack Engineer (.NET)

JR-55115
Published on 27 Oct 2026 by Ework Group Sp. z o.o.
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Role.NET Fullstack Developer
Seniority levelSenior
LocationWarsaw (PL)
Remote100%
Assignment period
02 Nov 202601 Nov 2027
Application deadline
06 Nov 2026 23:59 (8 days left)
Assignment description

🔹 For our Client we are looking for Senior Full Stack Engineer🔹





✔️ What will you be doing:

  • Develop, maintain, and improve business-critical full stack applications
  • Modernise legacy applications and migrate solutions to current versions of .NET
  • Work across application layers, including UI, backend services, APIs,data sources
  • Design and implement new functionality that supports the registration of new molecules and other research entities
  • Establish and improve Azure infrastructure for both modernised and existing applications
  • Create and maintain CI/CD pipelines using GitHub Actions
  • Improve engineering quality through automated testing, code reviews, secure development practices, monitoring, documentation, and continuous improvement
  • Support applications throughout their lifecycle, balancing maintenance, operational stability, technical debt reduction, and new development



✔️What we are looking for:

  • Several years of professional experience in full stack software development
  • Strong hands-on experience with C# and .NET, including maintaining existing solutions and upgrading or migrating applications to newer .NET versions
  • Practical experience with Oracle databases, SQL, data access, and integration between applications and database platforms
  • Hands-on experience with Azure, CI/CD pipelines, preferably with GitHub Actions
  • A broad understanding of software architecture, application security, testing, observability, deployment, and operational support
  • A self-driven working style and the confidence to take responsibility for tasks and solutions
  • 

  • 

  • Contact person: katarzyna.borczyk@eworkgroup.com

    Client code: MM03/HN04

    

    Do you know someone who would fit this position? Recommend a candidate by sending her/his CV to: polecenia@eworkgroup.com

    

Required skills
Testing
C#
SQL
Software Architecture
Application Security
Data Sources
CI/CD
APIs
UI
Oracle
.Net
Azure
Observability
Languages
English
(Proficient)
Additional details
ClientEwork Group Sp. z o.o.
Published date27 Oct 2026
Number of positions1
Hours per week40
Rate typeHourly
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Ework Group Poland

Ework Group is a market-leading and independent competence provider operating in Sweden, Denmark, Norway, Finland and Poland. We are bridging the gap between competence and assignments. Through a vast portfolio of service and product solutions, we make competence accessible to companies, as well as assignments accessible to professionals, in order to contribute to a more dynamic, well-functioning and future proof competence market. Ework Group was founded in Sweden in 2000 and is listed on Nasdaq Stockholm. We have framework agreements with over 170 leading organizations in both the private and public sector, and over 11,000 consultants on assignment. Consultant suppliers of all sizes use Ework as a vital source of assignment on a daily basis to boost their business. From the freelancer searching for the next assignment to advance the career, to the largest consultant firms looking to complement their own customer portfolio with a steady stream of assignments for their employees. As an independent competence provider we nurture the relationship with our clients and become experts in their business, culture and competence needs. We manage the whole recruitment process and source the consultants for our clients from the open market by posting the assignments publicly on Verama. Unbiased, we match the most suitable candidates based on competence, experience and personality fit, in relation to fair market rates. Ework make it easy for you find, sign, work and get paid on a contract. You will get support from our highly dedicated employees, all the way from the recruitment process, during the assignment and the transition into the next project. With efficient and digital processes and add-on services such as pre-payment, you will not find a more convenient way of working B2B.
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