Senior CI/CD & Integration Engineer

Sii Poland; Poznań; On-site; PLN 210,000 - 260,000; Full time

Job summary

Sii Poland in Poznań is seeking an experienced Senior Developer (f/m/x) to design and build integration solutions that automate enterprise platforms such as GitLab and Jira. In this role, you will focus on middleware, automation tools, and CI/CD components in GitLab to improve software delivery and operational efficiency.

Your task will be to deliver reliable automation supporting the software development lifecycle.

Qualifications

• Min. 5 years of software development and integration experience.
• Strong knowledge of Python and Go.
• Experience with CI/CD pipelines in GitLab and reusable CI components.
• Extensive experience building and consuming REST APIs.
• Experience with cloud technologies such as Kubernetes, OpenShift, and Azure.
• Familiarity with Elastic Stack and Open Policy Agent is a plus.
• English proficiency at a minimum B2 level.

Responsibilities

• Designing and developing middleware services and integration platforms using Python and Go
• Creating robust integrations between GitLab and Jira, and other platforms such as Elastic Stack and Open Policy Agent
• Building reusable services, libraries, and APIs to support automation and orchestration of processes
• Designing and implementing CI/CD components for GitLab
• Creating cloud applications and middleware
• Maintaining awareness of Linux system operations and Linux shell commands

Skills

Python

Go

CI/CD pipelines

REST APIs

Linux

English (B2)

Tools

GitLab

Elastic Stack

Open Policy Agent

Kubernetes

OpenShift

Redis

SQLite

Job description

Sii Poland in Poznań is seeking an experienced Senior Developer (f/m/x) to design and build integration solutions that automate enterprise platforms such as GitLab and Jira. In this role, you will focus on middleware, automation tools, and CI/CD components in GitLab to improve software delivery and operational efficiency.

Your task will be to deliver reliable automation supporting the software development lifecycle.