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SentinelOne

Staff Backend Engineer (Go, Java) - Detection & Response

Brno, South Moravian, Czech Republic
Level
Staff

Not stated in the posting: salary, work type, visa.

Open. First seen 3 October 2026.

Apply on www.sentinelone.com →

About the role

SentinelOne's standard text

Our Purpose

At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real, measurable, and global, you will find purpose here.

About Us

SentinelOne is a company at the intersection of AI and security, pioneering a new operating model for cybersecurity. Our AI-native platform unifies protection across endpoint, cloud, identity, data, and AI systems to deliver autonomous detection and response with clarity and speed. By combining real-time analytics, intelligent automation, and a unified data foundation, we reduce noise, simplify complexity, and empower security teams to focus on what truly matters.

Our teams are builders, problem-solvers, and innovators committed to shaping the future of security. If you are excited to solve hard problems alongside talented, mission-driven people, we invite you to help us build a safer future for humanity.

What Are We Looking For?

SentinelOne's standard text

We’re looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes.

As a Staff Software Engineer to join our team that is behind one of our leading and differentiated AI SIEM product capabilities, STAR™ - Storyline Active Response, highly appreciated by customers (as well as praised in cyber reddit) - responsible for real-time cloud-based automated hunting, detection, & response. It empowers security teams of our customers to create custom detection & response rules, and deploy them in real-time to the entire network or desired subset, to proactively detect & respond to threats.

What will you do?

Primary responsibilities include:

  • Design, develop (primarily in Go and partially also in in Java), implement, test, document, and operate large-scale, high-volume and low latency applications, built to handle several millions of events per second.
  • Translate business and functional requirements into robust, scalable, operable solutions that work well within the overall data architecture.
  • Participate and collaborate with cross functional teams in the organization to understand the business requirements and to deliver solutions that can scale.
  • Maintain application stability and data integrity by monitoring key metrics and improving codebase accordingly.
  • Understand & maintain existing codebase by regular re-factoring and applying requested fixes and features.
  • Learn new technologies that can solve our huge volume of data and the challenges it poses.

What Skills and Knowledge Will You Bring?

Ideal candidates will have:

  • You are passionate about building high-scale distributed systems
  • You care about delivering customer value and want to hear directly from your customers on how to improve and evolve your applications
  • You enjoy a collaborative development process using design discussions and code review
  • Multiple years of software engineering experience in at least one high-level programming language (Golang and/or Java)
  • Strong background in distributed data processing microservices, building high-quality, scalable data products
  • Familiarity with AWS and/or GCP, Kubernetes, Docker, Postgres, Redis, and Kafka (big advantage)
  • Ability to swiftly delve into new products and comprehend their inner workings
  • Proven capacity to collaborate effectively with both local and remote teams across various time zones
  • Excellent communication skills, as you'll regularly liaise with product and other engineering teams
  • A huge plus would be previous experience in developing security-related products
SentinelOne's standard text

Why SentinelOne?

AI is redefining how the world operates and rewriting the rules of security in real time, and SentinelOne was built for this moment. From day one, we architected an AI-native platform designed to operate at machine speed, not as an add-on to legacy systems but as the foundation itself. If you want to build where innovation and impact move together, this is that place.

We invest in our Sentinels with comprehensive, competitive benefits designed to support you and your family

Equity & Rewards

  • Restricted Stock Units (RSUs)
  • Employee Stock Purchase Plan (ESPP)

Time Off & Wellbeing

  • Competitive leave benefits
  • Gender-neutral parental leave

Insurance & Financial Security

  • Medical and insurance benefits
  • Pension
SentinelOne's standard text

Work Perks & Flexibility

  • Global home office allowance

Wellness & Lifestyle

  • Wellbeing allowance
  • MultiSport benefit program
SentinelOne's standard text

SentinelOne is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.

SentinelOne participates in the E-Verify Program for all U.S. based roles.

What this role asks for

Particular to this role

Kafka · Microservices · Redis

Rare in SentinelOne's other 183 open postings.

Standard for backend roles

AWS · Java · Kubernetes · PostgreSQL

Common in backend postings at any company.

In most of SentinelOne's ads

Cybersecurity

Named in most of its open postings, whatever the role.

48% of this description is written for the role. The rest is SentinelOne's standard text, folded away below.

Read against SentinelOne's other open postings on this site.

The team: Data & Analytics

This role is one of 13 open in Data & Analytics.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

Cybersecurity (13 of 13), Java (12 of 13), Kafka (12 of 13), Redis (12 of 13), AWS (11 of 13), Docker (11 of 13), GCP (11 of 13)

OTHER ROLES ON THIS TEAM

From the team and dates on SentinelOne's own job board.

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