Staff Software Engineer | Cybersecurity Start-Up | London

Oho Group; Greater London; On-site; GBP 110,000 - 150,000; Full time

Job summary

Oho Group is seeking a Staff Software Engineer to join a fast-growing cybersecurity start-up in London. You will stay hands-on while influencing architecture, system design, and engineering culture, contributing to high-impact production systems and challenging cybersecurity problems.

You will shape technical direction, mentor junior engineers, and collaborate with a world-class founding team to scale engineering practices and deliver secure software at pace.

Qualifications

• Senior, Principal, or Staff level software engineering experience.
• Proficiency in Python, Go, Java or C#.
• Strong system design and software fundamentals.
• Experience building and scaling production systems.
• Hands-on IC with leadership experience in security-focused projects.

Responsibilities

• Design, build, and ship complex production systems.
• Own the hardest technical problems across the platform.
• Influence architecture and technical direction.
• Raise engineering standards and provide technical leadership.
• Mentor and support junior engineers.

Skills

Software Engineering

Python

Go

Java

C#

System design

Production systems

Leadership

Mentoring

Cybersecurity

Job description

Staff Software Engineer | Cybersecurity Start-Up | London

Staff Software Engineer required to join a fast-growing cybersecurity start-up in London, building technology to solve some of the most challenging problems in modern security.

Built by an experienced founding team with a strong track record of building and scaling successful cybersecurity companies, this is an opportunity to join a high-calibre engineering team where you’ll have genuine influence over the architecture, technical direction, and engineering culture.

What you’ll do

• Remain highly hands-on, designing, building, and shipping complex production systems
• Own some of the hardest technical problems across the platform
• Influence architecture, system design, and technical direction
• Raise engineering standards and provide technical leadership through your work
• Mentor and support junior engineers

About you

• Extensive professional Software Engineering experience, operating at Senior, Principal, or Staff level
• Strong in one or more of Python, Go, Java or C#
• Excellent system design, architecture, and software engineering fundamentals
• Experience building and scaling complex, production-grade systems
• Comfortable taking ownership of ambiguous technical problems from concept through to production
• A strong communicator who can influence technical decisions while remaining an individual contributor
• Someone who wants broader technical influence while remaining a hands-on IC
• Previous start-up or scale-up experience
• Experience within cybersecurity, cloud, infrastructure, or distributed systems
• Experience helping engineering teams establish technical standards and best practices
• Take a senior technical role within a high-growth cybersecurity start-up
• Work alongside a world-class founding and engineering team
• Have significant influence over architecture and technical direction
• Solve genuinely difficult engineering and cybersecurity problems
• Stay hands-on while having impact across the wider engineering organisation
• Competitive salary + meaningful equity

Staff Software Engineer | Cybersecurity Start-Up | London