Senior Full-Stack Engineer (UK)

About Us

Sophos is a global leader and innovator of advanced security solutions for defeating cyberattacks. The company acquired Secureworks in February 2025, bringing together two pioneers that have redefined the cybersecurity industry with their innovative, native AI-optimized services, technologies and products. Sophos is now the largest pure-play Managed Detection and Response (MDR) provider, supporting more than 28,000 organizations. In addition to MDR and other services, Sophos’ complete portfolio includes industry-leading endpoint, network, email, and cloud security that interoperate and adapt to defend through the Sophos Central platform. Secureworks provides the innovative, market-leading Taegis XDR/MDR, identity threat detection and response (ITDR), next-gen SIEM capabilities, managed risk, and a comprehensive set of advisory services. Sophos sells all these solutions through reseller partners, Managed Service Providers (MSPs) and Managed Security Service Providers (MSSPs) worldwide, defending more than 600,000 organizations worldwide from phishing, ransomware, data theft, other every day and state-sponsored cybercrimes. The solutions are powered by historical and real-time threat intelligence from Sophos X-Ops and the newly added Counter Threat Unit (CTU). Sophos is headquartered in Oxford, U.K. More information is available at www.sophos.com.

Role Summary

We are looking for an outstanding software engineer to join our growing cloud development team and help us deliver high quality software for computer security. We follow an Agile methodology with frequent, iterative releases to our live AWS environment. 

The team develops cloud management for Sophos’ endpoint security products, all implemented in our Sophos Central platform.  We have an exciting roadmap of new features to develop and continuously release to our Cloud-based customers.

In this role you will have the opportunity to work with the latest cloud technologies, working across the full software stack and contributing to infrastructure, data storage, microservices, front end UI and test automation.

What You Will Do

• Drive the design and implementation of new features across the full software stack, leveraging modern design patterns.
• Drive high quality standards through appropriate test automation coverage.
• Perform code reviews and ensure design and coding adhere to Sophos standards.
• Participate in security reviews of features to ensure that products comply with Sophos’ security requirements and industry best practice, including analysing product security concerns and presenting security documentation.
• Work with UX, PM, QA and other developers in project planning, to achieve high-value and high-quality solutions which meet business needs.
• Contribute to daily stand-ups, kick-offs, collaborative estimation and retrospective meetings.
• Mentor more junior members of the team through pair programming and code reviews.

What You Will Bring

Essential

• Degree in Computer Science or other numerate discipline, or equivalent experience.
• Experience in full stack software development using Java and JavaScript/TypeScript.
• Ability to put together well thought-through designs for software components.
• Ability to write high quality code.
• Experience with agile development methodologies.
• Technical problem solving and strong debugging skills.
• Good communicator, ‘can do’ attitude and a team player.
• Ability to learn new skills quickly and apply them to the role.




Desirable

• Demonstrable expertise in building cloud scale software solutions on the AWS platform.
• Use of Angular for building single page web applications.
• Experience with microservices and CI/CD pipelines.
• Experience with NoSQL databases, ideally MongoDB, Dynamo or Elasticsearch.
• Experience with SQL databases such as PostgreSQL.
• Experience with Docker.

#B1

#LI-Remote

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. Please refer to the location details in our job postings for further information.

·   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