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Kainos

Senior Software Engineer, C#/.NET

Kainos

Senior Software Engineer developing high quality software solutions at Kainos. Collaborating in a fast-paced environment while mentoring junior team members and learning new technologies.

Posted 7/9/2026full-timeBelfast • 🇬🇧 United KingdomSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in C#/.NET application development, focusing on security, scalability, and performance while contributing to architectural decisions and mentoring junior developers.

Highest-signal resume keywords
C#/.NET DevelopmentSoftware Application DesignDevelopment Best PracticesTechnical MentoringCollaborative Team Environment

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
Software DevelopmentApplication MaintenanceTestingArchitecture DesignUser Story CreationRequirement AnalysisPerformance OptimizationScalability SolutionsSecurity PracticesEstimation Techniques
Soft Skills
Decision MakingMentoringCollaborationAdaptabilityCommunication

Tech Stack

Tools & technologies
.NET

About the role

Key responsibilities & impact
  • Responsible for developing high quality solutions which delight our customers and impact the lives of users worldwide.
  • Make sound, reasoned decisions in a fast-paced environment.
  • Learn about new technologies and approaches while mentoring colleagues.

Requirements

What you’ll need
  • Proficient in designing, building, testing and maintaining modern software applications, with strong experience in C#/.NET
  • Experience of applying development best practices and patterns in relation to security, scalability and performance
  • Contributing to technical decisions and direction in a collaborative team environment, including architecture, estimation, product planning, user story/requirement creation.
  • Experience of design and development across multiple layers of an application
  • Mentoring junior team members

Benefits

Comp & perks
  • Health insurance
  • Flexible working hours
  • Professional development opportunities