Software Senior Engineer

Barracuda Networks Inc.; Nottingham; On-site; GBP 60,000 - 90,000; Full time

Job summary

Barracuda Networks in the United Kingdom is seeking a Software Senior Engineer (Intermediate or Senior level) to work on our Zero Trust products and cloud services. The role focuses on developing a cloud policy enforcement engine, integrating with data plane services, and improving security across endpoints.

You will design core components, lead architectural decisions for senior level, mentor teammates, and collaborate across cross-functional teams to deliver scalable, reliable, and secure

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or equivalent experience.
• Strong programming skills and knowledge of Go, Rust, TypeScript, or C/C++.
• Solid understanding of networking fundamentals (TCP/HTTP/HTTPS).
• Ability to troubleshoot and collaborate in a fast-paced team.
• Experience with cloud-native systems and security is a plus.

Responsibilities

• Design and implement core components of Barracuda’s Zero Trust platform.
• Build and enhance a cloud-native policy enforcement engine.
• Integrate services across distributed data plane and security systems.
• Analyze and improve system performance, scalability, and reliability.
• Troubleshoot networking and system-level issues in production environments.
• Collaborate with engineers, technical leads, and cross-functional teams.
• Lead design initiatives and mentor junior engineers (Senior level).

Skills

Go

Rust

TypeScript

C/C++

Networking fundamentals

Education

Bachelor's degree in Computer Science or Software Engineering

Tools

Docker

Kubernetes

Git

CMake

Conan

Cargo

Job description

Come join our passionate team! Barracuda is a leading cybersecurity company providing complete protection against complex threats. Our platform protects email, data, applications, and networks with innovative solutions, and a managed XDR service, to strengthen cyber resilience. Hundreds of thousands of IT professionals and managed service providers worldwide trust us to protect and support them with solutions that are easy to buy, deploy, and use.

We know a diverse workforce adds to our collective value and strength as an organization. Barracuda Networks is proud to be an Equal Opportunity Employer, committed to equal employment opportunity and equitable compensation regardless of race, gender, religion, sex, sexual orientation, national origin, or disability.

Envision yourself at Barracuda:

Barracuda Networks is seeking a talented individual to join us as aSoftware Senior Engineer (Intermediate or Senior level)to work on our Zero Trust products and cloud services. The individual will become a member tasked with the development of innovative solutions to protect endpoints from emerging web-based threats. Primary responsibilities will include the creation of a cloud policy enforcement engine, integration with other data plane services and network troubleshooting.

What You’ll Be Working On

• Design and implement core components of Barracuda’s Zero Trust platform

• Build and enhance a cloud-native policy enforcement engine

• Integrate services across distributed data plane and security systems

• Analyze and improve system performance, scalability, and reliability

• Troubleshoot networking and system-level issues in production environments

• Collaborate with engineers, technical leads, and cross-functional teams

Senior level:

• Lead design initiatives and drive architectural decisions

• Mentor and guide junior engineers

• Own complex features end-to-end (design → implementation → optimization)

• Influence best practices in performance, scalability, and security

Tech Stack Exposure

• Programming: GoLang, Rust, TypeScript, and/or C/C++

• Networking: TCP, HTTP/HTTPS

• Containerization & Orchestration: Docker, Kubernetes

• Data formats: JSON, XML, ProtoBuf

• Tooling: Git, CMake, Conan, Cargo

• Debugging: GDB, LLDB

What You Bring to the Role

Intermediate Software Engineer (3–5 years)

• Bachelor’s degree in Computer Science, Software Engineering, or equivalent experience

• Strong programming skills

• Solid understanding of networking fundamentals (TCP/HTTP/HTTPS, TLS basics)

• Strong troubleshooting and analytical skills

• Ability to collaborate effectively in a fast-paced, team-oriented environment

Senior Software Engineer (5+ years)

• Bachelor’s degree in Computer Science, Software Engineering, or equivalent experience

• Advanced proficiency in Go, Rust, or C/C++ with strong system design skills

• Deep understanding of Layer 4–7 protocols and secure networking concepts

• Experience building and operating scalable, cloud-native systems

• Proven ability to design, optimize, and refactor complex systems

• Strong mentorship and cross-team collaboration skills

Nice to Have (Both Levels)

• Experience with Windows or macOS systems programming

• Background in security products, Zero Trust, or network security

• Familiarity with performance tuning and low-level system debugging

What you’ll get from us:

A team where you can voice your opinion, make an impact, and where you and your experience are valued. Internal mobility – there are opportunities for cross training and the ability to attain your next career step within Barracuda.