Senior IT developer GCOP

B2Bnetwork • English: C1 • IT Outsourcing & Dedicated Teams • Software Testing & QA • Bachelor's Degree • Java • Bash • 10 days ago
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Location
In office
Seniority
Senior · 4+ years exp

Confirmed on the employer's own hiring board on Sep 27, 2026. First seen by Alion on Sep 18, 2026. B2Bnetwork scores B on the Alion truth index.

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B2Bnetwork

B2Bnetwork (B2B.net S.A.) is a Warsaw-based IT outsourcing and software testing company that supplies IT engineers and whole teams to clients in data and analytics, cloud, cybersecurity, digital workplace and application development and maintenance. It operates from the Kopernik Office Buildings in Warsaw, runs QA, cloud, security and academy networks, organises ISTQB examinations, and places many specialists on projects for large banks, most visibly Nordea in Warsaw and Gdansk. Its postings cover Java and Python developers, test automation engineers, IT analysts, data engineers, solution architects, Scrum masters and project managers, largely on B2B contracts.
b2bnetwork.ai • HQ: Warsaw, Poland • IT Outsourcing & Dedicated Teams • Software Testing & QA • IT Staffing & Staff Augmentation • Est. 2019

Detailed description of work task to be carried out

  • Acting as a key member in one of our an agile teams
  • Coding robust, well-tested, clean solutions using latest tools and technology
  • Mainly work in technologies that you master, but step in/up on different technology areas to help the team to deliver on the commitments given
  • Take the regulatory needs and together with business drive the best solution, where your engineering input is very important to finding that solution
  • Participating in our technology communities - dev days, innovation sprints and day to day

Experience and background:

  • Degree in Software Engineering, Computer Science or similar.
  • Understanding of development principles and 4-5 years’ experience as a Java developer.
  • Java, Gradle, Spring Boot, Spring Integration
  • Oracle, Kafka
  • Experience of developing and improving CI/CD pipelines (both on development and deployment side).
  • Experience of Docker, Kubernetes
  • Fluency in English, as it is used on a daily basis
  • Experience with consuming data from API services
  • Understand how to define and design test that covers application including negative test etc.

Nice-to-have knowledge and experience

Linux, including scripting skills such as Bash

Understanding of public/private key encryption, key generation and certificate management, including SSL/TLS

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