Senior Lead Developer - Remote Poland, Cloud & DevOps

OhioX; Katowice; Hybrid; PLN 290,000 - 353,000; Full time

Benefits offered by this job

Fully remote work

Flexible working hours

5 extra days off per year

Private healthcare

Life insurance

Employee Assistance Program

Job summary

OhioX is seeking a Lead Developer to own the design, development, and delivery of software across teams. This role requires deep expertise in C# and .NET Core, strong testing practices with xUnit, and experience with cloud-native DevOps (AWS/Azure), Docker, Terraform, Helm, and GitHub Actions.

You will mentor engineers, shape architecture, and drive delivery pipelines while collaborating with stakeholders to achieve high-quality software on schedule. Proficiency in English and Polish is required.

Qualifications

• Master’s degree or equivalent practical experience.
• Extensive hands-on experience with C# and .NET Core and strong software design knowledge.
• Proven expertise in automated testing including xUnit.
• Deep experience with cloud-native/DevOps: AWS or Azure, Docker, Terraform, Helm, GitHub Actions.
• Experience in Linux/Windows environments with modern CI/CD tools.
• API design and integration patterns; GraphQL desirable.
• Mentor engineers, drive architectural discussions, deliver high-quality software.
• Approximately 10+ years of software development experience, including cloud/DevOps.
• Professional proficiency in English (B2/C1) and Polish (C1).

Responsibilities

• Develop complex code across teams based on specs, improving performance and quality.
• Contribute to software architecture and establish initial implementation standards.
• Serve as a technical leader, sharing knowledge and coaching teams.
• Articulate business value of changes to stakeholders and guide technical direction.
• Design and lead delivery pipelines with test automation, security, and performance.
• Mentor and support team members, escalate production issues as needed.

Skills

C# & .NET Core

Automated testing

xUnit

API design

GraphQL (desirable)

Mentoring

Technical leadership

10+ years exp

English & Polish

Education

Master's degree

Tools

Docker

Terraform

Helm

GitHub Actions

Kubernetes

AWS

Azure

Job description

OhioX is seeking a Lead Developer to own the design, development, and delivery of software across teams. This role requires deep expertise in C# and .NET Core, strong testing practices with xUnit, and experience with cloud-native DevOps (AWS/Azure), Docker, Terraform, Helm, and GitHub Actions.

You will mentor engineers, shape architecture, and drive delivery pipelines while collaborating with stakeholders to achieve high-quality software on schedule. Proficiency in English and Polish is required.