Platform Developer (Pyhon, Ansible, CI/CD) (m/f/n)

For one of the EU institutions we are looking for a Platform Developer to join the team and contribute to both platform delivery and the evolution of the tool portfolio.

Offer:

B2B contract

• Remote + occasional trips to Luxembourg
• Rate: up to 500 EUR/MD
• Our team manages approximately 40 tools supporting infrastructure lifecycle operations. The squad is currently delivering two strategic platforms — Cycloid (self-service infrastructure portal) and n8n (workflow orchestration engine) while maintaining and evolving a broader portfolio of legacy and modern tools.

Tasks:

Develop and maintain components for the Cycloid and n8n platforms (APIs, integrations, automation scripts)

Build CI/CD pipelines to support automated delivery of platform components

• Develop new solutions to replace or reinforce existing tools in the PAT portfolio
• Collaborate closely with Domain Architects, the Lead Developer, and the Lead Architect to deliver robust, maintainable solutions
• Develop and maintain the CJ API (Go/Python) that serves dynamic form data and handles request lifecycle
• Build and maintain n8n workflows and sub-workflows (transversal building blocks)

Develop Cycloid Stack Forms (.forms.yml) and associated handlers (Python)

Implement integrations between platforms (Cycloid ↔ GitLab, n8n ↔ CMS, n8n ↔ ServiceNow, n8n ↔ CMS)

Write and maintain automated tests for platform components CI/CD & Automation

Design, build, and maintain CI/CD pipelines (GitLab CI, Concourse)

Automate build, test, and deployment processes for platform components

Manage container image builds and promotion across environments (Dev → Acceptance → Production)

Implement GitOps practices for platform deployments (ArgoCD, Helm)

Analyse existing tools to identify replacement or improvement opportunities

• Develop new solutions (APIs, scripts, integrations) to replace legacy tools or extend platform capabilities
• Ensure backward compatibility during migration from legacy to new solutions
• Document all developed solutions (architecture, usage, operational procedures)

Participate in code reviews and enforce coding standards

• Write clear technical documentation for developed components
• Support Domain Architects in developing their Cycloid stacks and n8n workflows
• Contribute to the definition of development best practices and reusable patterns
• Technical Skills
• Required
• Proficiency in Python (primary development language)

Experience with Ansible (playbooks, roles, automation)

Experience with CI/CD pipelines (GitLab CI, Jenkins, Concourse, or similar)

Experience with Git (branching strategies, merge requests, GitOps)

Experience with containers (Docker, Kubernetes/Open

Shift)

Experience with REST API design and development

Familiarity with YAML/JSON configuration and schema validation

Comfortable with Linux command line and shell scripting (Bash)

Nice to Have

Experience with Helm charts and Kubernetes manifests

Experience with n8n or similar workflow automation tools (Airflow, Temporal, AWX)

Experience with PostgreSQL or other relational databases

• Familiarity with Terraform or other IaC tools
• Knowledge of OIDC/LDAP authentication and authorization
• Experience with observability tools (Prometheus, Grafana, Dynatrace)

Experience working in a regulated or institutional environment

• Soft Skills
• Adaptable - able to switch between products and technologies as the squad's missions evolve. Nothing is permanent; priorities shift based on project needs and the team must respond accordingly
• Reliable estimator - able to assess effort and time required for each assignment before committing delivery timelines to stakeholders
• Transparent communicator - proactively flags potential delays and difficulties early, and regularly updates progress on development tasks
• Autonomous and proactive - able to pick up a problem and drive it to completion
• Team player- works well in a small squad, shares knowledge, asks for help when needed
• Clear communicator - can explain technical decisions to non-technical stakeholders
• Pragmatic - delivers working solutions, iterates, avoids over-engineering