Senior .Net Dev with Azure DevOps

Luxoft Poland; Kraków; On-site; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Private medical & dental care

Life insurance

Internal mobility program

Job summary

Luxoft Poland is seeking a senior .NET developer to lead the build of a new data and application platform for a banking client in Kraków. You will replace a highly experienced developer, advise and guide the team, and set technical direction and standards with a focus on clean code and high-quality delivery.

You’ll mentor developers, drive architecture decisions, and ensure robust RESTful API design, automated testing, and agile delivery across Scrum/Kanban ceremonies.

Qualifications

• 10+ years of professional experience as a .NET developer (C#) on long-term projects.
• Strong Azure DevOps hands-on experience (repos, boards, pipelines).
• Proven ability to act as a technical lead: advise, guide, and mentor a team.

Responsibilities

• Design, develop, and maintain back-end services and APIs using .NET (C#).
• Build and optimize data pipelines and workloads on Databricks.
• Design, implement, and maintain CI/CD pipelines and release processes in Azure DevOps.
• Guide the team on architecture and best practices while building the new platform.

Skills

Senior .NET (C#)

RESTful APIs

Agile (Scrum Kanban)

Mentoring / leadership

Automated testing

System design

Communication

Tools

Azure DevOps

Databricks

CI/CD concepts

Job description

Private Medical & Dental care & Life Insurance

Internal Mobility program - possibility of rotation between projects, locations, accounts

Project Description

We are looking for a senior .NET developer to join our client's team and lead the build of a new data and application platform. You will replace a highly experienced developer, advise and guide the team, and set technical direction and standards. The team focuses on clean code, agile methodologies, and high-quality delivery. The client is from the investment banking industry.

Responsibilities

• Design, develop, and maintain scalable back-end services and APIs using .NET (C#)
• Build and optimize data pipelines and workloads on Databricks
• Design, implement, and maintain CI/CD pipelines and release processes in Azure DevOps
• Advise and guide the team on architecture, design decisions, and best practices while the new platform is built
• Mentor developers and raise the technical level of the team through code reviews and pair programming
• Define and consume RESTful APIs, clearly communicating requirements and constraints across teams
• Translate business and product requirements into robust technical solutions
• Apply clean code principles and contribute to continuous improvement of engineering standards and tooling
• Write and maintain automated tests (unit, integration)
• Participate actively in agile ceremonies (Scrum/Kanban), including refinement, planning, reviews, and retrospectives
• Work closely with QA, product managers, and architects to ensure high-quality, business-aligned deliveries
• Support and improve existing applications in a fast-paced, enterprise investment-banking environment

Skills required

• Minimum 10 years of professional experience as a .NET developer (C#), with a proven track record on long-term projects
• Strong hands-on experience with Azure DevOps (repos, boards, pipelines, CI/CD)
• Proven ability to act as a technical lead: advising, guiding, and mentoring a development team
• Experience building new platforms or major systems from the ground upExperience in automated testing of .NET applications
• Excellent problem-solving abilities
• Experience in RESTful API design
• Familiarity with agile development practices (Scrum, Kanban, etc.)
• Good communication skills and the ability to clearly state requirements to other teams).