Senior Software Engineer (C/C++ and Networking)

Role Summary

Sophos Firewall is the flagship product of Sophos, operating in the network security domain to safeguard customer network traffic when deployed in router or switch mode. It processes traffic across all layers, from L2 to L7. As a mature yet continuously evolving product adapting to the changing cybersecurity landscape, it offers the opportunity to work on L2/L3/L4 protocol stacks, high availability, SD-WAN, kernel-space data paths, and highly scalable design challenges handling millions of network flows, among other areas.

You’ll be a part of NSG engineering group. In this senior role, you will be part of an innovative engineering team, designing and developing features for the next generation firewall product. Your skills and experience will be put to good use in continually modernizing, scaling, upgrading, and innovating existing platforms that keep pace with the fast-moving industry. We have a highly collaborative work culture where you will work within and across different scrum teams to architect/design/develop/maintain features and solutions for the network security products that protect millions of end users.

Design and develop products or systems in line with asset technical strategy, specified project timescales, quality and functionality requirements as agreed with the Product management.

Define and support appropriate Unit, System and Integration testing on own code and others across the product or system, fixing errors and entering defects into the defect tracking system, highlighting potential implications on other products or systems.

Conduct and participate in peer reviews of code, designs and specifications as requested by Development Lead or Manager.

Prioritize multiple activities and schedule your own time to deliver against agreed objectives.

Provide recommendations and suggestions to Test Leads regarding testing approaches for the product or system.

Review requirements for specifications for coverage, identify areas that require further clarification, and suggest alternative approaches to Product Management, in line with business needs.

Propose, promote, and drive the adoption of new design and development approaches to improve overall quality, reliability, and speed of implementation across projects or own team.

Suggest improvements to standards and procedures across engineering and the wider organization and take ownership for the implementation of elements assigned by the Manager.

7-12  years of work experience in C/C++ programming, Linux system programming, Linux kernel programming

5+ years of domain experience in networking, routing, network security, cryptography, TCP/IP stack, application protocols like DHCP, DNS, LDAP, HTTP, HTTPS and TLS

Experience with AWS is desirable

Bachelors or Master of Science in Computer Software, Computer Science or related discipline or equivalent experience

Great problem solver, quality-driven, self-initiative, creative, adaptive, listener, collaborator