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Senior Software Engineer

Net

Senior Software Engineer

Net

Warsaw, Poland (Remote)

Sigma Recruitment Ltd

Full-time
Permanent
Senior
Remote

Tech stack

    English

    C1

    C#

    master

    UX Design

    regular

    WinForms

    regular

    Embedded

    nice to have

    C++

    nice to have

Job description

This is a specialist C# role for a software engineer with a background in hardware, science, or R&D (e.g., instruments, sensors, control systems). We unfortunately cannot consider candidates from a purely finance, banking, or e-commerce background for this position.


Why You Should Apply


Remote Working: Opportunity to work remotely from Poland with quarterly fully expensed visits to site for R&D meetings.


Shape the Future: This isn’t just another coding job; it’s a chance to make a real difference by developing software for products that improve lives across fields such as medical devices and environmental monitoring.


Flexibility & Benefits: After probation, benefit from an industry-leading flexi-time scheme, enabling you to earn an extra day off each month – work-life balance done right!


What you’ll be doing as the Senior Software Engineer


As the Senior Software Engineer, you’ll join a friendly, multi‑disciplined team. You’ll design and implement user‑facing application software architecture, coordinate the application development lifecycle from conception to release, and support the applications, engineering, operations, sales, and support teams with the development and maintenance of existing software products.


What you will need to apply for the Senior Software Engineer position


  • A background in engineering, hardware, science, or R&D. We are looking for candidates who have written software for tangible products like hardware, instruments, sensors, or control systems; not just banking or finance apps.

  • Experience developing end-to-end application software using C#.

  • User interface design experience.

  • Excellent communication skills, with experience liaising with a range of stakeholders.

  • Desirable - WinForms experience


About the company you’ll work with


  • An award-winning global organisation with four international subsidiaries, a friendly culture, and very low staff turnover rates.

  • Gained an enviable reputation for being a stable, considerate employer with excellent career development opportunities and innovative, market-leading products.

  • Sigma Recruitment has placed dozens of people within the hiring business and can personally vouch for its reputation as a stable, fair, considerate employer with a good culture.


Interested?


Please click apply; if you don’t have an updated CV, don’t worry; we can sort that out later. If you want to discuss this before applying, please call the office and quote senior software engineer.


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Tech stack

    English

    C1

    C#

    master

    UX Design

    regular

    WinForms

    regular

    Embedded

    nice to have

    C++

    nice to have

Office location

Published: 15.11.2025

Senior Software Engineer

Summary of the offer

Senior Software Engineer

Warsaw, Poland (Remote)

Sigma Recruitment Ltd

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