Graduate Software Engineer - London Hybrid, Fast-Growing Tech

Relay Technologies; Greater London; Hybrid; GBP 40,000 - 60,000; Full time

Benefits offered by this job

London office 4 days/week

Job summary

Relay Technologies is hiring a Graduate Software Engineer for Summer 2026 to shape core API concepts and build courier-facing software at scale. You will contribute to routing and operations research data infrastructure while gaining hands-on field experience with real-world impact.

London-based role requiring 4 days on-site in the office, with a fast-paced, growth-oriented environment and scope to grow across stacks from cloud to frontend.

Qualifications

• Final-year student with internships or student projects in software engineering.
• Ability to learn new stacks quickly and take ownership of tasks.

Responsibilities

• Define and implement core concepts of our API.
• Build courier-facing software to guide parcel delivery.
• Stand up data infrastructure stack for routing and operations research.
• Spend time in the field to observe how technology impacts users.

Skills

Strong programming fundamentals

Team collaboration

Curiosity & willingness to learn

Ownership & initiative

Education

Final-year student in CS/Software Eng

Tools

Python

Rust

TypeScript

Flutter

GCP

BigQuery

Cloud Run

Job description

Relay Technologies is hiring a Graduate Software Engineer for Summer 2026 to shape core API concepts and build courier-facing software at scale. You will contribute to routing and operations research data infrastructure while gaining hands-on field experience with real-world impact.

London-based role requiring 4 days on-site in the office, with a fast-paced, growth-oriented environment and scope to grow across stacks from cloud to frontend.