Senior DevOps Engineer

Budapest, Hungary Office
Sophos Labs
Job Requisition Number:  EMLAB16

Sophos is a worldwide leader in next-generation cybersecurity, protecting more than 500,000 organizations and millions of consumers in more than 150 countries from today’s most advanced cyberthreats. Powered by threat intelligence, AI and machine learning from SophosLabs and SophosAI, Sophos delivers a broad portfolio of advanced products and services to secure users, networks and endpoints against ransomware, malware, exploits, phishing and the wide range of other cyberattacks. Sophos provides a single integrated cloud-based management console, Sophos Central – the centerpiece of an adaptive cybersecurity ecosystem that features a centralized data lake that leverages a rich set of open APIs available to customers, partners, developers, and other cybersecurity vendors. Sophos sells its products and services through reseller partners and managed service providers (MSPs) worldwide. Sophos is headquartered in Oxford, U.K. More information is available at www.sophos.com.



As such Sophos Labs is looking for experienced Senior DevOps Engineers to contribute to the next chapter in its Anti-Spam systems.

The Sophos Labs team is at the heart of Sophos providing the core operations, research and automation Sophos products use to protect businesses from known and emerging malware- viruses, rootkits and spyware- and other computer threats like phishing, spam and scams. 


As a Senior DevOps Engineer you will work closely with the Sophos Anti-Spam product and Sophos Artificial Intelligence teams to deliver Anti-Spam capabilities to our customers. Because your team’s systems are providing Anti-Spam protection to customers 7x24 it will also need to adhere to the rigorous software reliability and release standards of the Sophos Labs Sytems Development disciplines. 


As a member of the Sophos Labs Systems Development team, you will perform software development activities throughout the full development life cycle, including coding, documenting, debugging, testing and supervising the operation of systems to create the next generation of computer security products.



Main Duties:


  • Software Development – Innovate, design, develop and deliver features into the Sophos Labs automated systems area, focusing on Anti-Spam systems taking it to an industry-leading next-generation position.

  • Continuous Improvement – Identify key metrics, put measurement in place and drive team and technology to meet them. Do this using the Agile Software development framework of SCRUM.

  • Next-Gen - Enhance the Sophos Labs Anti-Spam - and other cyber-protection - systems by adding NextGen technologies such as Reputation and AI algorithms.

  • DevOps – Implement CI/CD, operational metrics and monitoring for Sophos Labs 7x24 systems and provide second line support of them.



We are looking for an individual who is excited to be part of a mission-critical team responsible primarily for email security. This team thrives to look for innovative ways to solve emerging threats related to emails. You will be working on more core production anti-spam systems. 



Roles and Responsibility:


  • Independently design, develop, integrate, test, release, and sustain complex systems 

  • Providing technical leadership and mentoring to junior developers

  • Analyse requirement specifications, carry out a feasibility analysis, PoCs  and estimating effort

  • Participating in code reviews, defining test coverage to validate all implementations

  • Communicate development status and escalate issues to management

  • Ability to understand and discuss technical concepts, schedule tradeoffs and opportunistic new ideas

  • Work within an Agile environment to develop, test and deliver software in small iterations

  • Excellent analytical and problem-solving skills





  • Proficiency in modern script langióuages, preferably Python

  • Solid experience with high concurrency applications, multithreading, server architectures (linux)

  • Experience with virtualization, cluster management and distributed systems

  • Experience with network programming including HTTP, SMTP and raw TCP/IP sockets

  • Knowledge of AWS cloud technologies



Desirable Skills:


  • SCRUM and the Agile framework

  • Experience in programming Perl

  • Experience in developing secure systems (secure coding, threat modelling, policy compliance)

  • Experience with CI/CD systems and components (Jenkins, Helmcharts, CFT)

  • Current with technology in virtualized clusters (Docker, K8s, Rancher, AWS EKS, Fargate)

  • Understanding of relevant Internet protocols, standards (SMTP, RFC822 HTTP, DNS, TLS).

  • Working knowledge of querying and manipulating datasets with experience of at least one industrial-strength database (MySQL, AWS Aurora)

  • Experience using BIG DATA systems like Elastic Search or AWS Redshift, DynamoDB

What Sophos Offers:

  • Collaboration - We do not expect you to solve all the problems yourself. You will join a team that is diverse, full of junior, senior, principal research scientists, and engineers, all working together to solving hard problems. You will have the opportunity to write blogs, attend internal journal clubs, publish and present at industry and academic conferences, and collaborate with team members experienced in the field and academia.
  • Friendly group culture - Everyone on the team contributes to the overall group's decision-making, plays a role in the architecture of systems, and is encouraged to manage their responsibilities. We actively work on building a cohesive overall AI team that encourages close direct collaboration between engineers and researchers, as well as have a very flat managerial structure with a direct line of communication to all managers and team members.
  • Work-life balance - We are a distributed remote team and understand the need for balancing personal life with work. You can choose between working from our office, working directly from home, or both.






Equal Opportunities & Privacy

Sophos is committed to equality opportunity in all areas of its work. All qualified applicants will be treated in a fair and equal manner and in accordance with the law regardless of gender, marital status, race, religion, colour, age, disability or sexual orientation. If you choose to explore this 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.  If you have any questions about Sophos’ data protection practices, please contact dataprotection@sophos.com.

At Sophos, we want every organization to be protected by innovative, next-generation IT security, even those who don't have a huge IT staff. We protect organizations of all sizes, all around the world by making enterprise-grade security that is simple to deploy, manage, and use. It is our passion, and something we are truly proud of.

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