Definely

Platform Engineer

• Own the operational performance of our systems, analysing repetitive work and toil, and automating where most advantageous
• Manage our CI/CD system and improve the developer experience whilst maintaining error budgets and deployment safety
• Design and architect our platform to support product needs at a strategic level
• Build a highly robust cloud environment (mostly AWS) through IaC,automation and best-fit architectures
• Leading projects of improvement to our platform and ensuring delivery according to plan
• Collaborating closely with product engineering, security and leadership teams across the business

Senior Platform Engineer

Full-stack Engineer

• Lead the development of product features end-to-end, from problem shaping with product and design through to backend implementation, frontend delivery, and iteration
• Design and build scalable, reliable systems that power AI-driven features and workflows
• Translate complex AI capabilities into intuitive, performant, and trustworthy product experiences
• Work across the stack using TypeScript and Python, contributing to both user-facing applications and backend systems
• Drive improvements in performance, reliability, and overall product quality across the stack
• Contribute to technical strategy and architectural decisions across the engineering team
• Collaborate closely with design to deliver high-quality user experiences, while ensuring strong underlying system design
• Raise the bar for engineering standards, including code quality, testing, and observability
• Mentor and support other engineers, helping to elevate technical capability across the team

Staff Software Engineer

Security Engineer

• Own and evolve Definely’s Information Security Management System (ISMS).
• Lead ISO 27001 and SOC 2 Type II audits, ensuring controls remain effective.
• Drive readiness for ISO/IEC 42001 AI certification
• Manage customer due diligence requests and run Definely’s SafeBase-powered Trust Center; streamline customer security questionnaires, DPAs, and RFP security sections.
• Embed secure SDLC practices across product teams, from design to release.
• Perform threat modelling, define non-functional security requirements, and review designs for security impact.
• Guide security considerations in our AI/LLM-enabled products.
• Own the company-wide incident response plan and lead tabletop exercises.
• Perform ongoing risk assessments, vendor security reviews, and DPIAs.
• Ensure strong access management, secrets management, and cloud security hygiene.
• Provide day-to-day IT support for employees, including device management, troubleshooting, and access provisioning.
• Support onboarding and offboarding processes to ensure secure and efficient setup of accounts, devices, and permissions.
• Help scale internal IT processes and tooling as the company grows.
• Deliver security training and awareness across the company.
• Communicate risks and incidents clearly to technical and non-technical stakeholders.

Senior Platform Engineer

Staff Software Engineer

Senior Information Security Officer