365 freelance 2025 English-speaking jobs in Masovian Voivodeship

What We Offer Long-term freelance opportunity within a European Union institution. ... : Near-site in Warsaw, Poland (EU territory) Work Model: Near-site service provision Contract Type: Freelance

We know well the enhancing effects freedom and flexibility have on the work and lifestyle of a freelance ... freelancer looking for new opportunities to collaborate with innovative companies, join Startup House's Freelance

Senior Game Developer needed for 8-month contract to maintain, scale, and optimize the hit game Hole.io. Responsibilities include architecting robust code, implementing performance optimizations, and identifying technical debt. Requires advanced Unity knowledge (7+ years), C# scripting, and experience with mobile game development.

Updated: 15 March 2026 Freelance | 8–20 hrs/week | Remote (EU/UK) Are you a practicing or former surgeon ... What You’ll Be Doing We are 10x.team, a platform for fractional and freelance professionals.

About the role This is a B2B/freelance role. ... Practical info: Contract : B2B / freelance Rate : 130-180 PLN net / hour (depending on your experience

be shortlisted for interviews (online or in‑person) scheduled for late August or September 2025. ... Application deadline: 2025-08-17 23:59 (Europe/Warsaw time) Applicants with complete documentation will

Collaboration details: Type: Freelance (Ongoing / Rolling basis). Status: Always open.

TransPerfect Games is looking for freelance novice game testers to join us to provide client support

Experienced Elixir developer needed for a US-based technology company. Analyze, refactor, and improve existing Elixir codebase using Phoenix framework and OTP principles. Collaborate with the client to implement changes and identify system improvements.

Freelance Python Developer (Poland, Eastern Europe, Remote, F/T, P/T)ContractWe are an independent software

Note: While this is a freelance role, candidates must be local to the market in which they are applying ... The Role As a Freelance Curator, you’ll curate, produce, and promote live events to build a strong and ... but understand the importance of remaining connected to the broader organization Compensation: This Freelance

Analyst – Warsaw (Poland) For our client – agency at EC we are looking for Senior Business Analyst Freelance

This is a freelance position, starting no earlier than June 2026, available on-site in Warsaw or remotely

Contract details: freelance B2B contract | 18 months Proven experience as a Senior Project Manager ... Contract details: freelance B2B contract | 18 months ,[Lead end-to-end delivery of complex IT and

dcvtechnologies.co.uk if you are interested Location: Warsaw, Poland (Hybrid / Remote) Contract: B2B / Freelance

Senior Research Executive Warsaw, Poland Competitive salary - (posted Jul 11 2025) Company: Toluna Advertisers

If you are interested and available for this opportunity as freelance contractor, please share your CV

Solenis is a 2025 US Best Managed Company, recognized five years in a row.

We’re currently seeking a passionate freelance Firmware Engineer to join our forthcoming projects.

Position AI Engineer - Freelance at PwC Polska 1 week ago Be among the first 25 applicants Get AI-powered