18 backend developer English-speaking jobs in Holy Cross Voivodeship
Regular Senior Web NET Developer - Talent Pool
- Transition Technologies PSC
- Kielce
- March 20
the development and maintenance of modern web applications and backend services. ... This posting is part of a Talent Pool for the .NET Developer role. ... We are seeking a Regular or Senior .NET Web Developer to work on an active client project focused on ... discussions Collaborate with QA, DevOps, and product teams Requirements Commercial experience as a .NET Developer
Senior Python Developer
- Transition Technologies PSC
- Kielce
- March 20
Responsibilities Implement and maintain scalable backend services and platform components for the analytics ... Engineering, or a related field. 5 years of professional experience in software development, with a focus on backend
Build System Engineer Regular
- VirtusLab
- Kielce
- March 31
Team 2 developer advocate/experts. ... What we expect in general 3 years of experience in backend, devops, or platform engineering Some experience
GoLang Developer - Talent Pool
- Transition Technologies PSC S.A.
- Kielce
- March 27
This posting is part of a Talent Pool for the Go Developer role.
NET & React Architect - Cracow - Poland - Hybrid 2 days a week
- Strategicsiq
- Kielce
- March 27
This role combines hands-on technical leadership with architectural ownership across backend and frontend ... Responsibilities Define and oversee end-to-end solution architecture using .NET (Core/6) and React Design scalable backend
Software Engineer with LLM Expert
- VirtusLab
- Kielce
- April 11
developer workflows. ... experience in a big technical organization (thousands of developers) via AI-based developer tools. ... experience in a big technical organization (thousands of developers) via AI-based developer tools. ... member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer ... Nice to have: A passion for or prior experience in building developer tools, IDE plugins, or enhancing
Python Software Engineer with LLM Principal
- VirtusLab
- Kielce
- April 11
experience in a big technical organization (thousands of developers) via AI-based developer tools. ... experience in a big technical organization (thousands of developers) via AI-based developer tools. ... member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer ... tools, IDE plugins, or enhancing developer workflows Experience with DevOps practices and tools (CI/ ... member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer
Python Software Engineer with LLM Expert
- VirtusLab
- Kielce
- April 11
experience in a big technical organization (thousands of developers) via AI-based developer tools. ... experience in a big technical organization (thousands of developers) via AI-based developer tools. ... member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer ... tools, IDE plugins, or enhancing developer workflows Experience with DevOps practices and tools (CI/ ... member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer
Software Engineer with LLM Principal
- VirtusLab
- Kielce
- April 11
developer workflows. ... experience in a big technical organization (thousands of developers) via AI-based developer tools. ... experience in a big technical organization (thousands of developers) via AI-based developer tools. ... member of a new, globally distributed team dedicated to a single mission: revolutionizing internal developer ... Nice to have: A passion for or prior experience in building developer tools, IDE plugins, or enhancing
QA Engineer
- Transition Technologies PSC
- Kielce
- March 20
Maintain and extend existing automated test suites integrated with CI/CD pipelines Test REST APIs, backend ... automation Strong understanding of QA practices for cloud-native and distributed systems Experience testing backend
Senior GoLang Developer
- Transition Technologies PSC
- Kielce
- March 27
This posting is part of a Talent Pool for the Go Developer role.
Regular Senior Desktop NET Developer - Talent Pool
- Transition Technologies PSC
- Kielce
- March 20
This posting is part of a Talent Pool for the .NET Developer role. ... We are seeking a Regular or Senior .NET Desktop Developer to work on an active client project involving ... Support and mentor less experienced developers Requirements Commercial experience as a .NET Desktop Developer
NET C# & React Architect - Krakow - Poland - Hybrid
- Strategicsiq
- Kielce
- March 27
This role combines hands-on technical leadership with architectural ownership across backend and frontend ... Define and oversee end-to-end solution architecture using C#, .NET (Core/6) , and React Design scalable backend
IDE Engineer Senior Staff
- VirtusLab
- Kielce
- March 20
They collaborate closely with external contributors and users to deliver stable, high-quality developer ... working on compiler or code analysis tools is a plus English at B2 level or higher Passion for improving developer
Software Developer in Test Senior
- VirtusLab
- Kielce
- March 31
scope The project builds a multi-platform desktop application that helps large organizations manage developer ... They bring strong experience in developer tooling and maintain high engineering standards across a distributed
NET Developer
- Transition Technologies PSC
- Kielce
- March 25
discussions Collaborate with QA, DevOps, and product teams Requirements: Commercial experience as a .NET Developer
Regular Senior NET Fullstack Developer
- Transition Technologies PSC
- Kielce
- March 31
discussions Collaborate with QA, DevOps, and product teams Requirements: Commercial experience as a .NET Developer
Fullstack NET Developer with Angular EU public
- Britenet
- Kielce
- March 21
Full-stack .NET Developer to design, develop, and maintain scalable web applications using .NET, Angular or React, and relational databases. Requires 3+ years of commercial experience with .NET, proficiency in frontend technologies, and strong understanding of testing, Git, and CI/CD. Fluent English required.
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