Software Developer – Platform Engineering (PRO4)

  • Stockholm, Sweden
  • IT - Software Development and Engineering 
  • Professional

Software Developer – Platform Engineering (PRO4)

  • Stockholm, Sweden
  • IT - Software Development and Engineering 
  • Professional

Help Build the Digital Backbone of a Safer Society

A critical organisation in the security and defence sector is enhancing its advanced, safety-critical system platforms to meet the needs of today and tomorrow. As part of this initiative, we are seeking a skilled and committed Software Developer to join the PRO4 platform team. This is an opportunity to contribute to systems that directly support national security and public safety.

You will be part of an agile, cross-functional team with full responsibility for a key platform area. The team designs, develops, and maintains platform solutions that meet the highest standards of reliability, quality, and cybersecurity. You will also engage in roadmap planning and requirement management, ensuring alignment with evolving operational needs.

About the Role

In this role, you will work on a platform that underpins secure and proven mission-critical systems. You will contribute to development, automated testing, system design, and platform operations. Surrounded by dedicated and experienced colleagues, you will have the chance to grow and make a tangible impact on technologies that protect society.

Main Responsibilities

  • Design, develop, and maintain platform components for safety-critical systems
  • Collaborate on requirement refinement and contribute to the strategic technology roadmap
  • Implement automated testing and ensure high quality and security in all deliverables
  • Support integration of open-source tools and best practices in platform engineering
  • Participate in the full software lifecycle, from concept to delivery and ongoing support

What We Are Looking For

Required qualifications:

  • A technical engineering degree or equivalent professional experience in platform development
  • Demonstrated experience working in software engineering roles within complex environments
  • Strong problem-solving skills and a proactive, team-oriented mindset
  • Proficiency or familiarity with one or more of the following:
  • Linux (Debian/Ubuntu)
  • Golang, Python, Ansible
  • Jenkins, Artifactory
  • Automated testing frameworks
  • Open-source software integration
  • Platform design and software requirement management
  • IT security principles

Preferred qualifications:

  • Experience maintaining or operating live platforms or developing platform-based solutions
  • Background as a service technician, system integrator, or in the defence industry
  • Previous participation in secure system development projects

Security Requirements

Due to the sensitive nature of this assignment, you must be a Swedish citizen. A Level 2 or Level 3 security clearance will be required. A background check will be conducted prior to the start of the assignment.

What You Can Expect

  • A purposeful role contributing to society’s safety and resilience
  • Close collaboration with a highly experienced team in a mission-driven environment
  • Opportunities to apply your skills to platform development at the intersection of software and security
  • Full-time on-site work
  • A five-month engagement starting 1 August 2025, with potential to extend or transition depending on project evolution

How to Apply

If you are a driven software developer with a passion for platform reliability and secure systems, we invite you to apply. We welcome candidates of all identities and backgrounds who meet the security requirements.

Please submit your CV by clicking on the Apply Button. We encourage early applications, as candidates will be reviewed continuously.

We will only contact you in the event of an interview invitation.

Key Job Details
  • Role: 
    Software Developer – Platform Engineering
  • Location: 
    Stockholm, Sweden
  • Category: 
    IT - Software Development and Engineering 
  • Employment Type: 
    5 months (Freelance)
  • Travel Required: 
    No Travel
  • Modality: 
    On-site only
  • Company: (0109) [[COMPANY_NAME]] Polska Sp. zo.o.
  • Role: 681489BR
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