Software Engineer, Data Workflows (Human-in-the-Loop Systems)

About us

Encord is the universal data layer for AI, helping 300+ teams train and run models on the right data. Our platform indexes, curates, annotates, and evaluates data across the full AI lifecycle. Trusted by Woven by Toyota, AXA, UiPath, Zipline, and more.

We're a team of 100+ operating at the frontier of AI, backed by $60M in Series C funding from Wellington Management, CRV, Next47, and Y Combinator.

The role

 

We are hiring a Software Engineer to build systems that power real-world AI data workflows. This role sits at the intersection of product engineering and applied problem solving. You will work directly with client-facing teams to design and implement solutions that improve how data is processed, annotated, and evaluated in production.

Build production-grade automation and services using Encord's SDK

Identify bottlenecks in data workflows and implement scalable backend solutions

Contribute to Encord's core codebase (APIs, services, infrastructure) to support new use cases

Work directly with client-facing teams to debug, iterate, and ship solutions in real time

Improve data quality, consistency, and metric accuracy through robust tooling

Design systems that move from one-off fixes to reusable abstractions

Own problems end-to-end — from investigation to deployment and monitoring

Strong software engineer with a bias for shipping and ownership

Comfortable working on real-world systems with imperfect inputs and constraints

Able to move quickly without sacrificing code quality

Interested in building systems that directly impact users and business outcomes

Effective collaborator across engineering, operations, and client-facing teams

1+ years of software engineering experience

Strong backend fundamentals (Python preferred)

Experience building APIs, services, or automation pipelines in production

Comfortable contributing to shared codebases (PRs, reviews, production systems)

Familiarity with cloud environments (GCP, AWS, or Azure)

Ability to debug and extend existing systems quickly

Competitive salary and meaningful equity in a high-growth startup

Strong in-person culture — most of the team works from our London office 4+ days/week

25 days annual leave + UK public holidays

Annual learning & development budget

Travel for customer visits, events, and conferences across the UK and Europe

Company lunches twice a week

Monthly socials and bi-annual team offsites