Senior Software Engineer
Content + Source + Freshness • 14 Dec 2025 • 95% confidence
Offer value
Valuable position for experienced engineers looking to impact software development for a major platform with a strong commitment to innovation.
- Competitive salary range for senior engineers
- Engagement in significant software development projects
- Flexible work format with innovative culture
Pros
- Work on innovative SDKs affecting numerous developers worldwide.
- Opportunity to engage in open-source communities.
- Flexibility with one day in-office each week.
Cons
- High expectations for performance and deliverables.
- Challenging work-life balance during peak periods.
- Potential language-specific limitations if expertise doesn't match.
Who it's for
Mid to Senior • Hybrid / office with one in-office day
Good fit
- Experienced software engineers
- Professionals passionate about developer tools
- Individuals looking to influence engineering practices
Not recommended for
- Entry-level candidates
- Those seeking fully remote opportunities
- Individuals requiring a rigid work structure
Motivation fit
Key skills
About the job
Senior Software Engineer
Multiple Locations, Poland
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Overview
We are looking for a Senior Software Engineer to work on new SDKs that redefine how developers work - inside Microsoft and beyond. If you're someone who loves the thrill of creating solutions that impact the world, enjoys cracking engineering puzzles to save millions of CPU cycles worldwide and wants to help other engineers building their next-big-thing, you're in the right place.
Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.
Qualifications
Required Qualifications:
- Bachelor's Degree in Computer Science or related technical field.
- Technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python.
Preferred Qualifications:
- Designing and developing SDKs in C# (or other object-oriented language).
- Experience shipping large-scale, high-volume services.
- Experience in working with open-source communities and/or contribution to OSS project.
#sdk
#dotnet
Responsibilities
- Develop high-performing SDK leveraging cutting-edge technologies and best practices.
- Understand, analyze, and translate engineering requirements into efficient and scalable SDK functionalities.
- Support and actively engage with the SDK consumers (including open-source community), fostering collaborative relationships and soliciting feedback.
- Prove SDK value by re-implementing mission critical services to the latest technologies and frameworks.
