Senior Software Developer, Security for AI

1Password; United Kingdom; Remote; GBP 60,000 - 80,000; Full time

Job summary

A leading cybersecurity company in the UK seeks a Senior Developer to join their AI team. You'll be responsible for defining innovative ideas and shaping the technical direction of greenfield projects, focusing on securing AI workflows. The role involves collaboration across teams and mentoring junior developers, offering opportunities for professional growth and a remote work environment.

Benefits

Maternity and parental leave top-up programs

Generous PTO policy

Company equity for full-time employees

Qualifications

• 5+ years of software development experience.
• Proven track record of quickly building expertise.
• Comfort with security fundamentals and authentication flows.

Responsibilities

• Contribute to team technical direction and strategy.
• Drive technical decision-making and project delivery.
• Inspire and mentor junior developers.

Skills

Software development experience

Problem-solving in unfamiliar domains

Foundation in security fundamentals

Collaborating with product and security teams

Tools

Golang

Rust

System-level APIs

OAuth

OIDC

Job description

Overview

We are scaling out a new AI team at 1Password, and we are looking for a Senior Developer to join us. This is a unique opportunity to define innovative ideas, shape our technical direction, and contribute to the execution of greenfield projects in the rapidly evolving field of AI. The Security for AI team is setting the standard for how AI and agentic workflows are secured, focusing on access management for AI agents and ensuring credentials are kept secure. We work across client-side and system-level logic to back-end systems, and you will bring a breadth of experience to quickly jump into new tech stacks and domains to help create and shape new products and features for this emerging market.

You will work in close partnership with our product, marketing, and partnerships teams to refine our roadmap and collaborate with key players to expand our reach and achieve our objectives. This is a remote opportunity within the UK.

Responsibilities

• Contribute to the team’s technical direction, vision, and strategy in collaboration with other leaders.
• Drive project delivery and technical decision-making, influencing project success and course-correcting as necessary.
• Write code and solve complex technical problems both directly and through others.
• Inspire and mentor junior and intermediate developers to grow and deliver high impact.
• Collaborate with cross-functional partners to achieve business outcomes on schedule.

Qualifications

• 5+ years of software development experience.
• Comfort stepping into new problem spaces and unfamiliar domains with a track record of quickly building expertise through curiosity, adaptability, and continuous learning.
• Strong foundation in security fundamentals and authentication/authorization flows.
• Experience collaborating across product and security teams to design secure workflows.

Bonus points if you have

• Proficiency in Golang or Rust.
• Experience with system-level APIs.
• Hands-on work with identity and access management protocols (e.g. OAuth, OIDC).
• Familiarity with MCP servers and/or Computer Use tools.
• Experience with HTTP proxies and gateways.

What you can expect

• Contribute to the team’s technical direction, vision, and strategy in collaboration with other leaders.
• Drive project delivery and technical decision-making, influencing project success and course-correcting as necessary.
• Write code and solve complex technical problems both directly and through others.
• Inspire and mentor junior and intermediate developers to grow and deliver high impact.
• Collaborate with cross-functional partners to achieve business outcomes on schedule.

What we offer

• Health and wellbeing: Maternity and parental leave top-up programs; Generous PTO policy; Four company-wide wellness days.
• Growth and future: Company equity for all full-time employees; Retirement matching program; Free 1Password account.
• Community: Paid volunteer days; Employee-led inclusion and belonging programs and ERGs; Peer-to-peer recognition through Bonusly.

Equal opportunity and remote work

You belong here. 1Password is proud to be an equal opportunity employer committed to fostering an inclusive, diverse and equitable workplace built on trust, support and respect. We welcome all individuals and do not discriminate on gender identity and expression, race, ethnicity, disability, sexual orientation, colour, religion, creed, gender, national origin, age, marital status, pregnancy, sex, citizenship, education, languages spoken or veteran status. Accommodation is available upon request during the recruitment process. Remote work is part of our DNA; we are remote-first, but travel for in-person engagement is common and may be required depending on the role and responsibilities.

Successful applicants will be required to complete a background check that may include prior employment verification, reference checks, education confirmation, criminal background, and other information as permitted by local law.

1Password uses AI/ML technologies in our recruitment process. See the Candidate Privacy Notice and related information for details. If you prefer not to have your application assessed using AI/ML features, you may opt out by completing the provided form.