Principal Software Engineer

Bangalore, KA, IN, 560103


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 has major hubs around the globe. More information is available at www.sophos.com


Role Summary:


It’s not often you get this rare opportunity to transform the architecture of a product whilst embracing a very modern and exciting technology stack. If that wasn’t enough you will also be working in a marketplace that is generating $15B in revenues. You will be part of a new team of engineers in Bangalore to help develop the next generation of control plane that will be a part of our Firewall product as well as many others. This technology will sit on hardware, on-prem software and cloud. The control plane will embrace many new modern stack frameworks and technologies from closet to cloud and in a way that will revolutionize our products and delivery to our customers. You will have the opportunity to work on cool new tech, for a company that values innovation with a team passionate about our mission in protect customers.

This opportunity affords you the opportunity to be involved from the ground up build a differentiated product and contributing to the overall architecture and design. If you enjoy solving tough problems and working at a fast pace, then this will be a dream job.

Sophos XG firewall is a market leader and a leader in the Gartner magic quadrant. Combined with the endpoint Sophos is the only company that places in the leader quadrants for both endpoint and network. It also is the only vendor that has network and endpoint synchronized security where the endpoint and network co-ordinate security actions and posture. See more here : https://www.sophos.com/en-us/products/next-gen-firewall.aspx. Our business is rapidly growing outstripping the market. This is a great opportunity to help us drive the next levels of innovation in our control plane products.  



What You Will Do:

  • As Principle engineer you will be working on our control plane and involved in all elements of design and implementation. It’s a great opportunity to build from scratch our next generation control plane which will be included in our Firewall and other products.
  • You will oversee a large number of elements as well as build it on cutting edge technology.
  • You will interact closely with many engineering teams both locally and across Sophos. This is a highly involved and visible, hands-on leadership position for a candidate with a passion for quality, security, technology and innovation.
  • This role will leverage a variety of skills including Linux system knowledge, networking, performance optimization, data modelling and containers/orchestration in the cloud.



What You Will Bring:


  • 10 to 18 yrs of total experience, with 1-2 years working as a technical lead / architect.
  • Technical leadership experience in design, implementation, and support of core front end, orchestration, and database services that are highly reliable, flexible, and scalable.  
  • Deep knowledge of building appliances as well as cloud technologies  
  • Extensive background in leading software engineers in design and code  
  • Proven ability to earn respect, trust and influence from people you work with and to mentor top technical talent. 
  • BS/MS/PhD in information technology, computer science or a related engineering discipline, or equivalent experience.  
  • You can apply good judgment to the steepest software engineering challenges.
  • Experience with the current technology stack which includes C, Llinux, webservices, Python, AngularJS 
  • Seasoned Golang programmer a big plus   
  • Experience developing sound, secure remote API such as RESTful, OpenAPI and/or gRPC APIs 
  • Strong container development understanding, practice and security 
  • Knowledge of container orchestration such as Kubernetes(preferred) or Nomad 
  • API development knowledge of Kubernetes 
  • 12 factor app development practitioner 
  • Experience with data plane development or control plane development 
  • Networking domain knowledge: TCP/UDP, Routing and Switching protocols 
  • Working knowledge of Linux netfilter, network stack, connection tracking, Firewalling and NATing 
  • Strong secure coding knowledge and practice 



  • Cloud native technology stacks like Fluentd, Statsd, OPA, Etcd, Consul, pub/sub, autoscaling etc. 
  • Deep knowledge of Linux kernel networking 
  • Working knowledge of DPDK 
  • Experience in high availability and clustering in network appliances 
  • Experience with software/cyber security, firewall and security development is a big plus. 
  • Experience with hardware appliance and software (virtual image) strongly desirable 
  • Knowledge/experience working with AWS and/or Azure is strongly desirable.  
  • Experience working with CI/CD tools such as GitLab, Jenkins, Bamboo and building test automation into CI/CD pipelines 
  • Experience working in an Agile Development environment 



What’s Great About Sophos?

  • Our people are what makes Sophos special – we demonstrate shared vision, talent, innovation, and creativity, all of which are accompanied by a great sense of fun and team spirit.
  • Employee-led diversity and inclusion groups that build community within Sophos and provide internal education and advocacy (eg. Sophos Women in Tech group to improve gender parity, encourage gender-balanced leadership, and support career progression at Sophos)
  • Sophos Environment Network and employee challenges to contribute to sustainability and reduce our environmental footprint
  • Annual commitment to charity and fundraising across our global sites and volunteer days for employees to give back to local communities
  • Global trivia competitions to keep our minds sharp
  • Global Mental Health days off work for all Sophos to help employees relax and recharge
  • Monthly employee wellbeing webinars and training to support employee health and wellbeing
  • Employee rewards and thanks, such as our free annual subscription to Calm


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 that 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 opportunites 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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