Senior Software Engineer with Python and Go (f/m/x)

Sii Poland; Katowice; On-site; PLN 180,000 - 240,000; Full time

Job summary

Sii Poland seeks an experienced Senior Developer to design and implement integration solutions that automate enterprise platforms like GitLab and Jira. You will build middleware, automation tools, and CI/CD components in GitLab to improve software delivery and efficiency.

Responsibilities include creating robust integrations, reusable services and APIs, working with Python and Go, and leveraging Kubernetes/OpenShift in cloud environments. English proficiency level at B2+ is required.

Qualifications

• Min. 5 years of experience in software development and integration solutions.
• Strong knowledge of Python and Go programming languages.
• Extensive experience with GitLab CI/CD pipelines and reusable CI components.
• Experience building and using REST APIs.
• Knowledge of Redis and SQLite databases.
• Cloud experience with Kubernetes, OpenShift, and Azure; English at B2 level.

Responsibilities

• Design and develop middleware services and integration platforms using Python and Go.
• Create robust integrations between GitLab, Jira, and other platforms like Elastic Stack and OPA.
• Build reusable services, libraries, and APIs for automation and orchestration.
• Design and implement CI/CD components for GitLab.
• Create cloud applications and middleware; maintain Linux system awareness.

Skills

Python

Go

CI/CD pipelines

REST APIs

Linux shell

English (B2)

Tools

GitLab

Redis

SQLite

Kubernetes

OpenShift

Azure

Elastic Stack

Open Policy Agent (OPA)

Job description

We are looking for an experienced person for the position of Senior Developer (f/m/x) to join the team focused on designing and developing integration solutions that automate enterprise platforms such as GitLab and Jira. In this role, you will concentrate on creating middleware, automation tools, and CI/CD components in GitLab that improve software delivery processes and operational efficiency. Your task will be to deliver reliable automation solutions supporting the software development lifecycle in the organization. If you have a passion for creating innovative solutions, this offer is for you.

Your tasks

• Designing and developing middleware services and integration platforms using Python and Go
• Creating robust integrations between GitLab and Jira, as well as 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

Requirements

• Min. 5 years of experience in software development and integration solutions
• Strong knowledge of programming languages Python and Go
• Strong experience working with CI/CD pipelines in GitLab and creating reusable CI components for GitLab
• Extensive experience in building and using REST APIs
• Knowledge of database technologies such as Redis and SQLite
• Experience working with cloud technologies such as Kubernetes, OpenShift, and Azure
• Familiarity with Elastic Stack (Elasticsearch, Kibana, Logstash, Beats) and Open Policy Agent (OPA) will be an additional advantage
• English language proficiency at a minimum B2 level

Job no. JOB-8B2J8

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.