.NET Developer

We are seeking a .Net Developer position based in our Poznań location to join our Rock GOAT team in ROCKWOOL Digital!

Your future team:

We’re not just the Greatest Of All Teams (GOAT) – we’re on a mission to build the best backend microservices this side of the pasture. If you love clean code and scalable solutions, you’ll fit right in with our herd!

What you will be doing: 

• Building modern, scalable microservices with the latest LTS .NET for both internal and external users

• Supporting and maintaining existing services - no legacy code, as we keep everything up to date with the latest stack

• Creating and maintaining CI/CD pipelines

• Participating in code reviews and driving continuous improvement initiatives

• Cooperating in a global, cross-functional setup to drive digital transformation through user-centric applications

• Collaborating closely with product teams and stakeholders to deliver impactful digital experiences

• Creating clear and concise technical documentation to support our solutions

On top of your core responsibilities, you’ll have the chance to explore and shape the future of our tech stack – working hands-on with the latest technologies and industry standards as part of our Center of Excellence initiatives. If you’re passionate about innovation, you’ll find plenty of opportunities to experiment, learn, and make an impact here!

What you bring:  

• 2+ years of experience in .NET / C# development

• Strong background in microservices architecture and designing REST APIs with ASP.NET Core

• Familiarity with SQL (MSSQL) and NoSQL (e.g., MongoDB)

• Hands-on experience with: Git, CI/CD, unit testing, DDD, TDD, CQRS

• Understanding of Agile / Scrum processes

• Strong problem-solving skills and solid communication in English (B2+/C1)

• Willingness to learn and adapt to new technologies

Nice-to-haves:

• Experience with containerization (Docker) is a plus

• Frontend basics (React / HTML / CSS)

• Experience with Azure, Azure DevOps, Kafka, GraphQL, Auth0, Terraform

• Knowledge of Azure API Management, Application Insights, or other monitoring tools

• Familiarity with security standards (OAuth2, OpenID Connect, JWT)

• Experience with integration testing frameworks (xUnit, TestContainers)

What we offer:

By joining our team, you become a part of the people-centric work environment of a Danish company. We offer you a competitive salary, permanent contract after the probation period, development package, team building events, activity-based office in Poznan’s city center in the new prestigious office building – Nowy Rynek. The building is recognized as a building without barriers, which means that it is fully adapted to the needs of people with disabilities. Our compensation package on employment contracts includes:

• An office-first approach: home office is available up to 2 days per week

• daptable Hours: start your workday anytime between 7:00 AM and 9:00 AM

• Home office subsidy

• Private Medical Care

• Multikafeteria MyBenefit

• Wellbeing program

• Extra Day Off for voluntary activities

… and while in the office you can also use modern office space with beautiful view and high standard furniture, bicycle parking facilities & showers, chill-out rooms with PlayStation, football table, pool table, board games, subsidized canteen with delicious food & fruit.

Ready to join the herd?

Don’t let your CV graze in the pasture – send it our way and show us you’re the Greatest Of All Techies! We promise, no goats were harmed in the making of this job offer (but a few may have joined the team).

Who we are:

We are the world leader in stone wool solutions. Founded in 1937 in Denmark, we transform volcanic rock into safe, sustainable products that help people and communities thrive. We are a global company with more than 12,200 employees, located in 40+ countries with 51 manufacturing facilities… all focused on one common purpose – to release the natural power of stone to enrich modern living.    Sustainability is central to our business strategy. ROCKWOOL was one of the first companies to commit to actively contributing to the United Nations Sustainable Development Goals (SDGs) framework and are actively committed to 11 SDGs, including SDG 14, Life Below Water. Through our partnership with the One Ocean Foundation and in connection with our sponsorship of the ROCKWOOL Denmark SailGP team, we will help raise awareness around ocean health challenges in an effort to accelerate solutions to protect it.