The Role
Design, develop, test, document, and deploy cloud-based email security services across the full software stack. Contribute to system and product design, security reviews, automation, code reviews, agile planning, and large-scale cloud troubleshooting. Mentor junior engineers, present designs, define test scenarios, and help deliver secure, high-quality solutions using AI-assisted development tools and AWS technologies.
Summary Generated by Built In
About Us
Sophos is a cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert-led services. Sophos meets organizations wherever they are in their security maturity and grows with them to defeat cyberattacks. Its solutions combine machine learning, automation, and real-time threat intelligence with frontline human expertise from Sophos X-Ops to deliver advanced, 24/7 threat monitoring, detection, and response.
Sophos offers industry-leading managed detection and response (MDR) alongside a comprehensive portfolio of cybersecurity technologies — including endpoint, network, email, and cloud security, extended detection and response (XDR), identity threat detection and response (ITDR), and next-gen SIEM. Together with expert advisory services, these capabilities help organizations proactively reduce risk and respond faster, with the visibility and scalability needed to stay ahead of evolving threats.
Sophos goes to market with a global partner ecosystem, including Managed Service Providers (MSPs), Managed Security Service Providers (MSSPs), resellers and distributors, marketplace integrations, and cyber risk partners, giving organizations the flexibility to choose trusted relationships when securing their business. Sophos is headquartered in Oxford, U.K. More information is available at www.sophos.com.
This is an opportunity to build and improve cloud-based email security services at scale while working with experienced engineers, architects, and product leaders in a mission-driven cybersecurity organization.
At Sophos, our mission is to protect customers from cybersecurity threats. The Messaging Security Group develops Sophos Central Email features and capabilities, and this Senior Software Engineer will work within that engineering team. In this role, you will influence system design and engineering best practices across MSG, collaborate with senior development leaders, architects, and product management, and help execute Sophos’ vision for email and messaging security. As part of an agile team, you may lead projects under the guidance of an architect or senior technical lead. For UI projects, you will mentor team members and collaborate closely with the global Sophos UI team to ensure alignment with company UI principles.
What You Will Do
- Use AI-assisted development tools, where appropriate, to design, develop, test, document, and deploy components of Messaging Security Group services.
- Contribute across the full software stack by designing and implementing product components with strong test coverage and automation, delivering against project timelines, quality expectations, and requirements.
- Participate in project planning and help deliver high-value, high-quality solutions that meet business needs.
- Analyze and understand project requirements
- Participate in product design in alignment with the technical strategy, quality standards, and functional requirements.
- Mentor junior members of the team through pair programming and code reviews
- Contribute to daily stand-ups, kick-offs, collaborative estimation and retrospective meetings
- Participate in security reviews of new developments to ensure that released products comply with Sophos' security requirements and industry best practice, including analyzing product security concerns and presenting security documentation
- Actively contribute to code reviews to improve quality and correctness across the immediate team.
- Define test scenarios and test cases to ensure quality of the team's deliverables
- Other duties and responsibilities as directed
What You Will Bring
- 7+ years of professional software engineering experience shipping production services
- Experience using AI-assisted development tools, such as Claude and Codex.
- 5+ years of experience in software development using Java, JavaScript, Angular, GoLang, and possibly React.
- 5+ years of experience using AWS services (S3, EC2, SQS, SNS, CloudWatch, Lambda, ECS, EKS)
- Ability to navigate ambiguous, complex problems (requirements are unclear, multiple competing constrains like performance, security, cost etc.)
- Confidence in designing, implementing and testing software systems and components
- Confidence in presenting your design in front of our Tech Council
- Ability to read code and review PRs
- Experience working with best-of-breed cloud technologies and troubleshooting large-scale cloud-based applications.
In Canada, the base salary for this role ranges from $105,000 to $175,000. In addition to base salary, we offer additional compensation including bonus eligibility and a comprehensive benefits package. A candidate’s specific pay within this range will depend on a variety of factors, including job-related skills, training, location, experience, relevant education, certifications, and other business and organizational needs.
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Ready to Join Us?
At Sophos, we believe in the power of diverse perspectives to fuel innovation. Research shows that candidates sometimes hesitate to apply if they don't check every box in a job description. We challenge that notion. Your unique experiences and skills might be exactly what we need to enhance our team. Don't let a checklist hold you back – we encourage you to apply.
What's Great About Sophos?
· Sophos operates a remote-first working model, making remote work the primary option for most employees. However, some roles may necessitate a hybrid approach. While we are a remote first organization, applicants must have legal authorization to work in the jurisdiction where the position is posted, without requiring employer sponsorship.
· Our people – we innovate and create, all of which are accompanied by a great sense of fun and team spirit
· Employee-led diversity and inclusion networks that build community and provide education and advocacy
· Annual charity and fundraising initiatives and volunteer days for employees to support local communities
· Global employee sustainability initiatives to reduce our environmental footprint
· Global fitness and trivia competitions to keep our bodies and minds sharp
· Global wellbeing days for employees to relax and recharge
· Monthly wellbeing webinars and training to support employee health and wellbeing
Our Commitment To You
We’re proud of the diverse and inclusive environment we have at Sophos, and we’re committed to ensuring equality of opportunity. We believe that diversity, combined with excellence, builds a better Sophos, so we encourage applicants who can contribute to the diversity of our team. All applicants will be treated in a fair and equal manner and in accordance with the law regardless of gender, sex, gender reassignment, marital status, race, religion or belief, color, age, military veteran status, disability, pregnancy, maternity or sexual orientation. We want to give you every opportunity to show us your best self, so if there are any adjustments we could make to the recruitment and selection process to support you, please let us know.
Data Protection
If you choose to explore an opportunity, and subsequently share your CV or other personal details with Sophos, these details will be held by Sophos for 12 months in accordance with our Privacy Policy and used by our recruitment team to contact you regarding this or other relevant opportunities at Sophos. If you would like Sophos to delete or update your details at any time, please follow the steps set out in the Privacy Policy describing your individual rights. For more information on Sophos’ data protection practices, please consult our Privacy Policy Cybersecurity as a Service Delivered | Sophos
Skills Required
- 7+ years of professional software engineering experience shipping production services
- Experience using AI-assisted development tools such as Claude and Codex
- 5+ years of software development experience using Java, JavaScript, Angular, and GoLang
- Experience with React
- 5+ years of experience using AWS services, including S3, EC2, SQS, SNS, CloudWatch, Lambda, ECS, and EKS
- Ability to navigate ambiguous and complex problems involving performance, security, cost, and competing constraints
- Confidence designing, implementing, and testing software systems and components
- Confidence presenting designs before a Tech Council
- Ability to read code and review pull requests
- Experience with cloud technologies and troubleshooting large-scale cloud-based applications
Sophos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Sophos and has not been reviewed or approved by Sophos.
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Leave & Time Off Breadth — Time away is positioned as broad, with company-wide wellness days plus dedicated learning days and paid volunteer time.
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Parental & Family Support — Family-related leave appears more comprehensive than baseline offerings, including paid parental leave, caregiver leave, and extended bereavement leave.
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Wellbeing & Lifestyle Benefits — Wellbeing support is emphasized through always-available assistance resources and a Calm subscription, suggesting a lifestyle-oriented benefits approach.
Sophos Insights
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The Company
What We Do
Cybersecurity Evolved. As a worldwide leader in next-generation cybersecurity, Sophos protects nearly 400,000 organizations of all sizes in more than 150 countries from today’s most advanced cyberthreats. Powered by SophosLabs – a global threat intelligence and data science team – Sophos’ cloud-native and AI-enhanced solutions secure endpoints (laptops, servers and mobile devices) and networks against evolving cybercriminal tactics and techniques, including automated and active-adversary breaches, ransomware, malware, exploits, data exfiltration, phishing, and more.
