Senior Software Engineer (Backend) - Merchants

About the role

Deliveroo, now part of DoorDash, is looking for a Senior Software Engineer to join its London (hybrid, 3 days from the office) team within MX Intelligence. MX Intelligence builds the tools used to find, sign and onboard restaurants and merchants, including CRM, quoting and contracting tools, and is replacing a Salesforce-based stack with a first-party platform shared across DoorDash, Deliveroo and Wolt. The role focuses on improving code structure and architecture while leading team project planning to maximise efficiency and reliability across production systems.

Key responsibilities

• Improve code structure and architecture across the team's remit, with high-impact code reviews ensuring quality and scalability.
• Lead project planning by foreseeing dependencies and risks, working closely with Product and Design on complex features.
• Simplify the maintenance and operation of production systems, promoting visibility, health and operational readiness.
• Build relationships across engineering teams and influence the wider technical roadmap.
• Mentor colleagues and take an active part in engineering interviews to scale the team.

Required profile

• Deep pride in writing readable, well-designed and well-tested software.
• Significant experience building web-based applications.
• Proven ability to manage web architecture at scale (20k rps and above).
• Experience breaking down large pieces of work and guiding implementation choices for a team of engineers.

Required skills

• Backend languages: Go, Ruby/Rails, Python, Scala and Rust.
• Relational databases: PostgreSQL, MySQL.
• NoSQL backends such as Redis, DynamoDB or ElasticSearch.

What we offer

• Competitive salary and equity options.
• A low-hierarchy, high-ownership environment with fast feedback loops.
• Flexible working and a culture built for builders.