Ocho
Staff Software Engineer
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Staff Software Engineer – Identity & Security
At a Glance
- Staff-level engineer, Java / React / AWS stack
- Focus on identity, authentication and OAuth/OIDC security
- Hybrid working, Belfast
- £80,000–£90,000
- Join a global tech platform trusted by thousands of brands and retailers
About the Company
Our client is a global technology company whose platform powers smart shopping experiences for thousands of brands and retailers worldwide, connecting them with billions of consumers.
Operating at genuine scale across North America, Europe, Asia and Australia, they're recognised as a Great Place to Work across multiple countries, including the UK.
Role Overview
We're looking for a Staff Software Engineer to join the Identity & Security team, taking ownership of the authentication, authorisation and identity platforms that protect access across the business's global network. This is a hands-on, technically-led role for someone who's spent years deep in identity and access management and wants to shape the architecture, not just implement it. You'll work across a Java/React/AWS stack, guiding engineering teams on secure-by-design practices and mentoring talent along the way.
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Key Responsibilities
- Own, design, implement and support major components of the identity and access management platform
- Define authentication and authorisation patterns (OAuth2, OIDC, SSO, JWT, MFA) across client-facing and internal systems
- Lead the design of token issuance, validation and session management across services
- Guide identity and security architecture decisions using strong Java, React and AWS expertise
- Partner with security, platform and product teams to embed secure-by-design practices into the SDLC
- Drive engineering best practice and mentor engineers across the team
What You'll Need
Essential:
- 7+ years building and supporting scalable, distributed systems
- Deep hands-on experience with Java (Spring Boot) and modern JavaScript/React
- Strong grounding in identity and access management: OAuth2, OIDC, SAML, SSO, JWT, MFA
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Desirable:
- AWS security services experience (IAM, Cognito, KMS, Secrets Manager)
- Familiarity with OWASP Top 10 and threat modelling
- Prior technical leadership or mentorship experience
Benefits & Package
- £80,000–£90,000 salary
- Hybrid working model (Extremely flexible)
- Global business with genuine scale and career development paths
- Values-led culture built on transparency, trust and innovation
- Collaborative, cross-team engineering environment
- Opportunity to shape identity and security architecture at a senior technical level
You must currently reside in Northern Ireland.
Get in touch
Get in touch with Colin directly at colin@ochopeople.com
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