Senior Software Engineer – C#, .Net, Nodejs

Kainos

. Develop high-quality software solutions that delight customers and impact users worldwide .

Posted 11/6/2026full-timeRemote • United KingdomSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing, building, and maintaining modern software applications while contributing to technical decisions and mentoring junior team members. Proficient in applying development best practices for security, scalability, and performance across multiple application layers.

Highest-signal resume keywords

Software Application DevelopmentTechnical Decision MakingMentoring Junior Team MembersContinuous Integration and Continuous DeliveryCloud Platforms (AWS, Azure)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software DevelopmentApplication DesignTesting and MaintenanceDevelopment Best PracticesDebugging and TroubleshootingArchitecture PlanningUser Story CreationData Storage TechnologiesProgramming LanguagesPerformance Optimization

Soft Skills

Communication SkillsCollaborationKnowledge Sharing

Tools & Technologies

AWSAzureSaaSPaaSContinuous Integration ToolsContinuous Delivery Tools

Industry Keywords

Software SolutionsUser ExperienceScalabilitySecurityFast-Paced Environment

Tech Stack

Tools & technologies

AWSAzureCloud

About the role

Key responsibilities & impact

Develop high-quality software solutions that delight customers and impact users worldwide
Make sound, reasoned decisions in a fast-paced environment
Learn and apply new technologies and approaches
Contribute to technical decisions and direction, including architecture, estimation, product planning, and user story/requirement creation
Design and develop across multiple application layers
Mentor junior team members
Collaborate with talented colleagues in a team environment

Requirements

What you’ll need

Proficient in designing, building, testing and maintaining modern software applications
Experience applying development best practices and patterns for security, scalability, and performance
Experience contributing to technical decisions and direction in collaborative team environments, including architecture, estimation, product planning, and user story/requirement creation
Experience designing and developing across multiple application layers
Experience mentoring junior team members
Good communication skills with technical and non-technical audiences (desirable)
Experience with Continuous Integration and Continuous Delivery techniques (desirable)
Experience debugging and troubleshooting live applications (desirable)
Active participation in knowledge-sharing activities (desirable)
Experience with multiple programming languages and data storage technologies (desirable)
Experience balancing technical decisions with user needs and commercial constraints (desirable)
Knowledge of public cloud platforms such as AWS and Azure, including SaaS and PaaS offerings (desirable)

Benefits

Comp & perks

People-first culture
Growth, learning, development, and mentoring opportunities
Support from talented colleagues
Diversity, equity, and inclusion commitment
Recruitment accommodations and adjustments
Tailored recruitment process support