Senior Backend Engineer

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Location: Remote position. Occasional travel to our office in Golden, Colorado is required.

About Pentera Pentera is the global leader in Automated Security Validation, enabling organizations worldwide to safely emulate real-world attacker behavior and uncover their true security gaps across SaaS, on-prem, cloud, and hybrid environments.

With more than 400 team members and over 1,100 customers in more than 50 countries, Pentera operates at scale and continues to shape how enterprises validate cybersecurity resilience. Our platform is trusted by security teams to challenge defenses, validate controls, and drive meaningful security outcomes.

At Pentera, backend engineers build and operate production-grade systems that sit at the core of our customers’ security workflows.

We are looking for a senior, hands‑on Backend Engineer to join our Application team and help build the core systems behind Pentera’s automated security validation platform.

In this role, you will work on large-scale backend services that support our SaaS and on‑prem products, including systems that enable intelligent automation and data-driven decision-making across the platform. You will take ownership of complex backend components and contribute to technical decisions that shape how the platform evolves s is a role for an experienced individual contributor who enjoys deep technical challenges, end-to-end ownership, and building reliable systems in a highly complex domain.

• Own the design, development, and maintenance of core backend services for Pentera’s SaaS and on‑prem platforms
• Build scalable, secure, and high-performance backend solutions that support enterprise‑scale usage
• Develop and maintain RESTful APIs and microservice‑based architectures that enable complex product workflows
• Take end-to‑end ownership of features, from design and implementation through testing, deployment, and production monitoring
• Contribute to architectural discussions and technical decision‑making as a senior individual contributor
• Collaborate closely with frontend engineers, product managers, QA, and research teams to deliver high‑quality solutions
• Review code and provide thoughtful, constructive feedback to uphold engineering standards
• Investigate and resolve complex production issues and performance bottlenecks
• Continuously improve backend reliability, scalability, and maintainability

• 7+ years of experience as a Backend Engineer in an Agile development environment
• Bachelor’s degree in Computer Science or a related technical field, or equivalent practical experience
• Strong proficiency in Java or Python
• Proven experience designing and operating backend systems using RESTful APIs and microservice architectures
• Deep understanding of object‑oriented design principles, design patterns, and writing clean, maintainable code
• Experience working with No
  
  SQL databases such as Mongo
  
  DB (Atlas)
• Hands‑on experience working in cloud environments, preferably AWS
• Strong problem‑solving skills, attention to detail, and a proactive approach to troubleshooting
• Clear communication and strong collaboration skills

• Experience with additional backend languages such as Python, Go, or Node.js
• Experience working with Docker and containerized environments
• Familiarity with Linux environments and security‑related concepts
• Experience working with graph databases such as Neo4j
• Exposure to security‑focused tooling or penetration testing frameworks

The base salary range for this role is $180,000–$210,000
, depending on experience, skills, and location. This range reflects base compensation only. In addition, Pentera offers a comprehensive total rewards package that includes performance‑based bonuses and stock options as part of our long‑term incentive plan, along with health and wellness benefits, retirement plans, and additional perks designed to support long‑term growth and well‑being.

At Pentera, senior backend engineers remain deeply hands‑on while working on systems that matter. The services you build are used daily by security teams around the world…