Full Stack Engineer at Omnis Partners

Job Description:

Latest job information from Omnis Partners for the position of Full Stack Engineer. If the Full Stack Engineer vacancy in United Kingdom matches your qualifications, please submit your latest application or CV directly through the updated Jobkos job portal.

Please note that applying for a job may not always be easy, as new candidates must meet certain qualifications and requirements set by the company. We hope the career opportunity at Omnis Partners for the position of Full Stack Engineer below matches your qualifications.

Senior Full Stack Engineer Exciting Early-Stage AI Start-Up

Remote first (London based office).

Competitive+ Equity.

Omnis partners is exclusively partnering with a fast-growing AI start-up that is turning ambitious AI initiatives into working solutions at speed. Their platform allows large organisations to move from idea to production in weeks rather than months. With initial products already live and driving measurable results for enterprise clients, the team is now focused on scaling their core platform to deploy AI at scale.

This is an exciting opportunity to join a company with:

• Real traction: Global enterprise clients already using the first product.
• Strong funding position: Series A raised in days from Angel Investors and already revenue positive.
• Aggressive growth trajectory: Major platform release in Q2 expected to accelerate adoption significantly.
• Small, highly technical team: Building an AI-native development environment.
• Potential exit window in ~12 months: With interest already coming from big tech and consultancies.
• Small, highly technical team building an AI-native development environment.

What you’ll be doing:

• Own end-to-end product slices: frontend UX, backend APIs, data models, integrations, and operational reliability.
• Lead technical design, propose trade-offs, and set engineering patterns for the team.
• Build fast, robust AI-assisted workflows handling streaming, async jobs, and complex state management.
• Mentor and unblock other engineers through pairing, coaching, and high-signal code reviews.

Tech stack & experience:

• Frontend: TypeScript + React/Next.js.
• Backend: Python (FastAPI or similar), async/concurrency, API design, operational readiness.
• Databases: Postgres, data modeling, migrations, query optimization.
• SaaS authentication & permissions: OIDC/OAuth, JWT, RBAC/ABAC.
• Applied AI experience: LLM integration, tool/function calling, streaming data, vector databases, agentic state.

It’s a fast paced, high-trust, high-autonomy environment: remote first, no mandated office time when they do open one in a few months, market-comparable salary plus meaningful equity, and real scope to influence both the product and the trajectory of the business early.

Job Info:

• Company: Omnis Partners
• Position: Full Stack Engineer
• Work Location: United Kingdom
• Country: GB

How to Submit an Application:

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