Cyber Software & Research Engineer (DV)

TRAPDOOR Labs; Cheltenham; On-site; GBP 60,000 - 90,000; Full time

Benefits offered by this job

Private medical insurance

Wellbeing days

Performance-related bonus

EV car (salary sacrifice)

Personal learning & development (allow

Home office allowance

Job summary

TRAPDOOR Labs is seeking a Cyber Software & Research Engineer to develop secure, high-performance software and contribute to innovative cybersecurity projects.

You will engage in hands-on development, problem-solving, and applied research while mentoring others and occasionally taking the lead on tasks. The role is in a close-knit team with opportunities for growth and learning.

The company emphasizes wellbeing, professional development, and strong client relationships as part of its culture.

Qualifications

• Solid experience in software engineering with a strong understanding of secure coding principles.
• Comfortable working with low-level desktop development for Windows and Linux.
• Skilled in one or more programming languages and willing to learn new tools and technologies as projects demand.
• Enjoys digging into challenging problems, exploring new ideas, and learning through applied research.
• Able to take initiative and work independently while collaborating effectively within a small, close-knit team.

Responsibilities

• Design, develop, and maintain secure software across the full lifecycle.
• Work closely with the team to deliver high-quality solutions on time.
• Collaborate with customers and internal stakeholders to understand requirements and deliver to their needs.
• Contribute to applied research initiatives to improve and evolve our cybersecurity capabilities.
• Support and share knowledge with peers, occasionally guiding junior team members.

Skills

Secure coding principles

Desktop development (Windows & Linux)

Programming languages

Applied research

Independent / teamwork

Job description

TRAPDOOR Labs is looking for a talented and motivated Cyber Software & Research Engineer to join our growing team. You will work on developing secure, high-performance software solutions, contributing to innovative projects in the cybersecurity space. While this role may involve taking the lead on certain tasks or mentoring others, the primary focus will be on hands‑on development, problem-solving, and applied research.

Key Responsibilities:

• Design, develop, and maintain secure software across the full lifecycle.
• Work closely with the team to deliver high-quality solutions on time.
• Collaborate with customers and internal stakeholders to understand requirements and deliver to their needs.
• Contribute to applied research initiatives to improve and evolve our cybersecurity capabilities.
• Support and share knowledge with peers, occasionally guiding junior team members.

About You:

• You have solid experience in software engineering, with a strong understanding of secure coding principles.
• Comfortable working with low-level desktop development for Windows and Linux.
• Skilled in one or more programming languages and willing to learn new tools and technologies as projects demand.
• Enjoys digging into challenging problems, exploring new ideas, and learning through applied research.
• Able to take initiative and work independently while collaborating effectively within a small, close-knit team.

About TRAPDOOR Labs:

TRAPDOOR Labs, founded in 2019, specializes in crafting well-designed, highly assured software solutions in the cybersecurity space. Our small but highly skilled team is well-regarded by our clients, with whom we have built long-standing relationships. Our core business revolves around Active Cyber Software Engineering and Research. We have also invested in developing a bespoke cybersecurity research and analysis application.

We value curiosity and continuous learning, providing numerous opportunities for both personal and professional development. Our supportive atmosphere places a strong emphasis on wellbeing and maintaining a positive culture at the core of our values. We offer great benefits, including private medical insurance, wellbeing days, a performance-related bonus, an EV car via a salary sacrifice scheme, a personal learning and development allowance, and a home office allowance.

We encourage new ideas and innovation, believing that fresh perspectives help us create better products and continuously improve. With a team of professionals, we have built strong, trusting relationships with our clients, making TRAPDOOR Labs a place where engineers can thrive and feel appreciated.