Machine Learning Engineer jobs in United Kingdom

Join to apply for the Data Engineer – Staked role at Kraken.

Kraken is building the future of crypto. Our Krakenites are a world‑class team with crypto conviction, united by a desire to discover and unlock the potential of crypto and blockchain technology.

Kraken Digital Asset Exchange’s Staked team, now part of Kraken Institutional, specialises in enabling non‑custodial staking solutions for institutional clients. Staked offers staking services across 40+ proof‑of‑stake blockchains, managing billions in delegated assets.

• Extract and organise data from multiple blockchains using RPC, API, or smart contract calls
• Develop and maintain the software stack for collecting and indexing transaction data for efficient consumption
• Maintain a reliable API to provide comprehensive account histories and ensure data is auditable and meets SLAs
• Track and monitor public blockchain sources and find necessary data for analysis
• Document data extraction processes and methodologies
• Collaborate with internal teams to ensure seamless integration and data flow

• 3‑5+ years of experience with Python and SQL in data‑intensive environments
• Familiarity with Docker, Kubernetes and other components of our tech stack (Typescript, Rust, AWS Athena, Apache Airflow)
• Strong experience with software engineering principles, code readability, and testing
• Experience with SQL databases and query performance tuning
• Knowledge of basic web protocols and experience with API development is a plus
• Ability to track down public source code and identify necessary data sources
• Experience with blockchain nodes and eagerness to analyse blockchain data, passion for decentralised tech and drive to advance the industry
• B.S. in Computer Science or a related field, or equivalent experience

We consider qualified applicants with criminal histories for employment on our team, assessing candidates in a manner consistent with the requirements of the San Francisco Fair Chance Ordinance.

If you prefer, you may redact or remove information on your resume that identifies age, date of birth, or dates of attendance at or graduation from an educational institution.

As an equal opportunity employer, we don’t tolerate discrimination or harassment of any kind. Whether that’s based on race, ethnicity, age, gender identity, citizenship, religion, sexual orientation, disability, pregnancy, veteran status or any other protected characteristic as outlined by federal, state or local laws.