Snr. Software Engineer (C#/.Net) (Remote in the United Kingdom)

KnowBe4; Cheltenham; Remote; GBP 70,000 - 90,000; Full time

Job summary

A leading security awareness training provider is seeking a Snr. Software Engineer (C#/.NET) for a remote position in the UK. The successful candidate will develop software solutions in a dynamic, agile environment, providing technical guidance and leading projects. Required qualifications include extensive experience with C#/.NET, along with relevant degrees and certifications. The role offers a supportive culture with various benefits, including bonuses and flexible working conditions.

Benefits

Bonuses

Referral rewards

Adoption support

Tuition reimbursement

Relaxed dress code

Qualifications

• 8+ years of experience preferred for BS holders.
• 3+ years of experience with MS degree or equivalent.
• 2+ years of experience for Ph.D. or equivalent.

Responsibilities

• Develop software following SDLC and Agile practices.
• Recommend solutions to engineering challenges.
• Provide technical guidance to team members.
• Design solutions for complex technical issues.
• Translate strategic goals into operational plans.
• Coordinate across teams.
• Potentially lead sub-projects.

Skills

Proficiency in Modern C# / .NET Core

Powershell

ASP.NET

Blazor

Tailwind CSS

MongoDB

AWS

Terraform

Secure coding training

Education

BS or equivalent

MS or equivalent

Ph.D. or equivalent

Job description

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Snr. Software Engineer (C#/.Net) (Remote in the United Kingdom), Cheltenham

Client: KnowBe4

Location: Cheltenham, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Reference: 1adab3713f69

Job Views: 21

Posted: 12.08.2025

Expiry Date: 26.09.2025

Job Description:

About KnowBe4

KnowBe4, the provider of the world's largest security awareness training and simulated phishing platform, is used by tens of thousands of organizations worldwide. We help organizations manage social engineering threats by training employees to make smarter security decisions daily.

We are recognized as a great place to work for women, millennials, and in technology, with awards including Glassdoor's Best Places To Work. Our culture values transparency, ownership, and professional growth, whether working remotely or onsite, with activities like team lunches and trivia.

Learn more about our culture in the UK:

• Careers Page
• Glassdoor
• LinkedIn

This role involves developing new products in a fast-paced, agile environment alongside other engineers.

Responsibilities:

• Develop software following KnowBe4's SDLC and Agile practices
• Recommend solutions to engineering challenges
• Provide technical guidance to team members
• Design solutions for complex technical issues
• Translate strategic goals into operational plans
• Coordinate across teams
• Potentially lead sub-projects

Qualifications:

• BS or equivalent + 8 years experience
• MS or equivalent + 3 years experience
• Ph.D. or equivalent + 2 years experience
• Proficiency in Modern C# / .NET Core
• Powershell, ASP.NET, Blazor, Tailwind CSS
• Understanding of web app architecture and email systems
• Creativity, motivation, attention to detail
• Experience with MongoDB, AWS (certification a plus), Terraform
• Secure coding training (preferred)

Benefits:

Bonuses, referral rewards, adoption support, tuition and certification reimbursement, bonuses for certifications, relaxed dress code, and a modern, fun environment. Details vary by location.

Note: An assessment and background check may be part of hiring.

KnowBe4 is an equal opportunity employer. Reasonable accommodations available upon request. No recruitment agencies, please.