Partner-Facing Backend Engineer (AI-First)

Liberis; Greater London; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

Liberis is seeking a Forward Deployed Software Engineer to join a backend-heavy, full-stack role that collaborates directly with partner engineers. You’ll take problems from ambiguous briefs to working integrations, delivering robust solutions that fit each partner’s environment and constraints.

You’ll work across product, data, and engineering with opportunities to apply AI coding tools, ensure reliability, and reduce bespoke work or operational debt through thoughtful design and execution.

Qualifications

• Proven experience in a Software Engineering role
• Experience taking a product or integration from unclear brief to working solution
• Experience partnering with customers or partners to deliver software
• Deep API knowledge (REST, authentication, webhooks, idempotency) and debugging across systems
• Experience using AI coding tools in engineering work and judging outputs

Responsibilities

• Understand partner needs and define technical problems
• Own delivery from initial problem to working integration or solution
• Write code across languages and tech stacks and adapt to partner environments
• Use AI coding tools responsibly within engineering workflow
• Build technical relationships with partners and communicate with engineers and stakeholders
• Handle difficult technical conversations and explain incidents clearly
• Collaborate with product, engineering and delivery leaders across Liberis

Skills

Python

TypeScript

C#/.NET

NextJs

GCP

Job description

Liberis is seeking a Forward Deployed Software Engineer to join a backend-heavy, full-stack role that collaborates directly with partner engineers. You’ll take problems from ambiguous briefs to working integrations, delivering robust solutions that fit each partner’s environment and constraints.

You’ll work across product, data, and engineering with opportunities to apply AI coding tools, ensure reliability, and reduce bespoke work or operational debt through thoughtful design and execution.