Kaluza

AppSec Staff Engineer

Kaluza
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3 hours ago
Bristol, United KingdomStaff+

Responsibilities

  • Integrate security tooling and use AI to prevent, detect, and respond to emerging threats.
  • Shape technical strategy and solution architecture so security, risk, and compliance inform engineering decisions.
  • Support product teams through security guidance, design reviews, mentoring, training, and automation.
  • Advise teams on identifying, prioritising, and mitigating systemic risks and vulnerabilities.
  • Lead application security best practices across development and the wider software development lifecycle.
  • Influence technical and non-technical stakeholders across Kaluza and client teams.
  • Mentor and coach security and software engineers while balancing risk, speed, and quality.
  • Build relationships with third-party security vendors and industry bodies.
  • Set technical direction and improve compliance and non-functional requirements across multiple teams.

Requirements

  • Extensive experience mentoring engineers and collaborating through pairing or swarming.
  • Deep understanding of software security flaws and web application security best practices, including OWASP Top 10 and CWE/SANS Top 25.
  • Extensive knowledge of CI/CD and DevOps principles and their security considerations.
  • Experience applying AI in personal work and helping others use it safely in development.
  • Scripting skills and first-hand experience of software development at scale.
  • Working knowledge of Okta or an equivalent workforce identity and access management solution.
  • Awareness of AWS and/or GCP security best practices and experience with infrastructure as code such as Terraform.
  • Experience applying architectural and software design patterns in complex environments.
  • Ability to make pragmatic, risk-based decisions and influence technical and commercial stakeholders.
  • Ability to set large-scale technical direction and align multiple teams behind it.
  • Essential SFIA capabilities: Level 6 systems design; Level 5 information security, specialist advice, systems development lifecycle, solution architecture, and emerging technology monitoring; Level 4 information assurance and information and data compliance.
  • Desirable SFIA capabilities: Level 5 identity and access management, Level 6 software development, Level 3 learning delivery, and Level 5 information assurance.

Benefits

  • Permanent contract based in Bristol with hybrid working and three days per week in the office.
  • 26 days of holiday plus or including bank holidays.
  • 26 weeks of full pay for new parents with no qualifying service period.
  • Private medical insurance with virtual GP, life assurance, pension scheme, mortgage advice, and eye tests.
  • Discretionary bonus, a Flex Fund of 5% of salary, and retail discounts through Perks at Work.
  • Personal learning budget and home office budget.
  • Furthr climate action app.
Kaluza

About Kaluza

501-1,000 employees

Kaluza builds an energy software platform for utilities and suppliers to run billing, smart EV charging, and real-time demand response across homes, devices, markets and grids. It sells its platform and services to energy companies and OEM partners; customers include OVO, AGL and ENGIE, with collaborations with Volvo and Volkswagen. Headquartered in London and B Corp‑certified, Kaluza operates across Europe, North America, Asia and Australia, including a joint venture with Mitsubishi in Japan.

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