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May 9, 2026

Senior .NET Backend Developer

Senior • Hybrid

Gdansk, PM, Poland

Skywise is a leading flight operations specialist, operating as a wholly owned subsidiary of Airbus. We provide comprehensive ground and onboard solutions designed to increase productivity for aircraft operators worldwide. We combine deep industry know-how with an agile development culture to drive innovation in operational efficiency and sustainable aviation.


We are looking for a seasoned Software Developer with experience in designing, implementing, and optimizing SaaS applications in a microservices-based environment. As a member of our team, you will contribute to all aspects of the software development lifecycle, including estimation, design, coding, test automation, code reviews, deployment, and support. Teams are responsible for specific services or products. Our solutions help airlines manage safe and high-performance flight operations.

Responsibilities:

  • Develop new and maintain existing .NET (C#) code in an AWS cloud environment

  • Focus on quality by promoting coding best practices, a test-first mindset and highest security standards

  • Contribute to building new and improving existing development processes

  • Work within a small agile teams delivering new features and fixing defects

  • Lead technical designs, taking a holistic view of the product, and collaborate with multiple stakeholders to define the best approach to address upcoming challenges and deliverables

  • Define and drive the team's technical direction, mentor junior engineers, and proactively identify, propose, and implement new processes or architectural improvements to enhance team efficiency, code quality, and timely delivery

  • Contribute to software architecture discussions, translate system-level designs and architectural blueprints into robust, maintainable, and high-quality code, applying the latest best practices in software engineering.

Required Skills/Experience: 

  • 6+ years of professional experience in software development

  • Recent experience developing software with .NET or .NET Framework, C#, and AWS (or other cloud service providers)

  • Experience writing unit tests, component testing, integration testing, covering both functional and non-functional aspects

  • Hands-on experience with Python in testing area

  • Applying best practices to keep code maintainable

  • Hands on experience with ASP.NET Web API

  • Experience working with databases and good understanding of Entity Framework

  • Solid understanding of DevOps practices, including CI/CD pipelines (e.g., GitHub Actions, GitLab CI, Jenkins), containerization with Docker, and monitoring/logging tools

  • Demonstrated experience in leading software development teams, fostering a collaborative and high-performance culture, and effectively representing the team's technical vision and needs to stakeholders, including architects and senior management

  • Strong capability in identifying technical challenges and bottlenecks, constructively proposing and implementing effective solutions (either individually or by guiding the team), while actively building team engagement, fostering a positive atmosphere, and championing team spirit

  • Ability to take backend projects from initial requirements to production deployment

  • Master of Science Degree in software engineering or a related field

  • Proficiency in English spoken and written

Nice-to-Haves:

  • Hybrid work environment with up to 2 days working from home weekly

  • Hands-on experience with RESTful/SOAP API design, development, optimization, testing, and security

  • Deep expertise in implementation of automated functional tests using Python

  • Broad and in-depth understanding of software testing concepts and methodologies, including unit testing, component testing, and integration testing (covering functional and non-functional aspects). Demonstrable knowledge of ISTQB best practices. ISTQB certification is a strong asset

  • Experience with WPF (Windows Presentation Foundation)

  • Understanding of ASP .NET MVC and ASP .NET Web pages 

  • Working knowledge of JavaScript

  • Understanding of airline operations, flight planning, or air navigation principles 

  • Passion for the aviation industry

We offer: 

  • Hybrid work environment with up to 2 days working from home weekly

  • Stable employment based on a full-time job contract

  • International working environment in a dynamic company 

  • Access to the latest knowledge and technologies enabling professional development 

  • Training and development possibilities 

  • Participating in international projects and international trips 

  • Competitive salary dependent on experience and qualifications

  • Flexible working hours and work-from-home opportunities 

  • Private medical coverage for you and your family 

  • Sport card 

  • Life insurance for you and your family

  • Co-funding for meals

  • Employee stock ownership plan


Selection and Hiring Commitment 

We thank all applicants for applying. Only selected applicants will be contacted.

Skywise is committed to creating an environment and a culture where everyone feels like they belong no matter who they are or where they are from. We are committed to providing equal employment opportunities to all individuals based on job-related qualifications and ability to perform a job. We do not discriminate against any employee or applicant for employment because of race, colour, sex, age, national or ethnic origin, religion, sexual orientation, gender identity or expression, marital status, family status, genetic characteristics, record of offences, and basis of disability or any protected class. Accommodations will be available on request for candidates throughout the entire recruitment and selection process.

Skywise Gdansk is operating within the Airbus Helicopters Polska Structure. 

At Airbus Helicopters Polska sp. z o.o. Gdańsk Plant, the "Internal procedure for reporting legal violations and taking follow-up actions at Airbus Helicopters Polska sp. z o.o. Gdańsk Plant" is in effect. This procedure was introduced in accordance with the Act of June 14, 2024, on the protection of whistleblowers (Journal of Laws of 2024, item 928). In the event of any detected violations, whistleblowers can submit reports to the following email address: talent@skywise.aero.