20 backend developer English-speaking jobs in Kielce
Regular Senior Web NET Developer - Talent Pool
- Transition Technologies PSC
- Kielce
- June 7
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
Kotlin Engineer – Senior Staff
- VirtusLab
- Kielce
- May 18
Visualising model statistics and system load on top of a backend that actually does the deployment. ... You will work with tooling engineers, and you will be part of an organisation specialized in developer ... configurations Experience with IDE development, especially around JetBrains IDEs Hands-on experience with developer
.NET Developer
- Groupe SII
- kielce
- June 5
product architecture in its current and future shape Your skills At least 3 years of experience as a .NET Developer
AEM Back-end Developer
- Groupe SII
- kielce
- June 5
We are looking for a Regular/Senior Java Developer with Adobe Experience Manager knowledge, to join our
C++ Developer
- Groupe SII
- kielce
- June 5
C++ Developer needed for diverse projects in IoT, automotive, medical, and more. Develop new functionalities, analyze bugs, and ensure software integrity. Minimum 3 years C++ experience (embedded systems), Linux, Agile, and Git required.
QA Engineer
- Transition Technologies PSC
- Kielce
- June 5
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
- June 7
This posting is part of a Talent Pool for the Go Developer role.
Regular Senior Desktop NET Developer - Talent Pool
- Transition Technologies PSC
- Kielce
- June 7
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
Dart Developer - Talent Pool
- Transition Technologies PSC
- Kielce
- June 7
This posting is part of a Talent Pool for the Dart Developer role . ... Requirements Minimum 3 years of professional experience as a Dart Developer.
Android Developer - Talent Pool
- Transition Technologies PSC
- Kielce
- June 6
This posting is part of a Talent Pool for the Android Developer role . ... Requirements Minimum 3 years of professional experience as an Android Developer.
Java Developer - Talent Pool
- Transition Technologies PSC
- Kielce
- June 5
This posting is part of a Talent Pool for the Java Developer role.
On-Premise Infrastructure Engineer
- VirtusLab
- Kielce
- June 9
Your main goal will be to take ownership of essential developer tools and services including Jenkins, ... Project scope We are working with the core developer tooling team responsible for 30k developers in one ... Hands-on experience in managing and optimising on-premise developer tools (such as Jenkins, Bitbucket
Kotlin Engineer
- Virtus Lab sp. z o.o. (Ltd.)
- kielce
- May 11
You will work with tooling engineers, and you will be part of an organisation specialized in developer ... configurations
Experience with IDE development, especially around JetBrains IDEs
Hands‑on experience with developer
NET Developer
- Transition Technologies PSC
- Kielce
- June 5
discussions Collaborate with QA, DevOps, and product teams Requirements: Commercial experience as a .NET Developer
IoT Specialist with AWS - Talent Pool
- Transition Technologies PSC
- Kielce
- May 26
includes end-to-end implementation (device → cloud → application), integration of IoT components with backend
Solution Architect DCOM WCCE MS Certificate Authority Server
- Transition Technologies PSC
- Kielce
- May 13
Kerberos (development, low level knowledge) MS-WCCE protocol experience Nice to have: Experience as a .NET Developer
JVM Tooling Engineer
- Virtus Lab sp. z o.o. (Ltd.)
- kielce
- June 6
other developers.Experience with working with external teams and processes.Experience with extending developer
Software Support Engineer Regular Senior
- VirtusLab
- Kielce
- May 20
What we expect in general: 5 years in support, developer support, or QA roles, with at least one role ... scope Provide first-class technical support for all IntelliJ Platform-based IDEs and their agentic developer
Java Developer z Kafką
- Link Group
- Kielce
- June 9
Java Developer joining a global team to migrate an in-house electronic trading application to GCP. Responsibilities include developing new features, collaborating with product owners, automating testing, and ensuring production availability. Requires 4+ years of Java development experience, GCP and Terraform familiarity, and expertise with Apache Kafka and Kafka Streams. Fluent English required.
Product Owner
- Transition Technologies PSC
- Kielce
- June 7
Prioritize backlog based on business value, risk and security impact Work closely with: Engineering teams (backend









































