Senior Data Engineer

1inch; Greater London; Remote; GBP 70,000 - 90,000; Full time

Job summary

A leading DeFi company in Greater London is seeking a Senior Data Engineer to enhance their Data & Analytics team. The role involves building ETL pipelines, optimizing data systems, and collaborating across teams. Ideal candidates have over 5 years of experience in data engineering and proficiency in SQL and Python. The company offers competitive pay, unlimited vacation, and a supportive work environment.

Benefits

Unlimited vacation days

Competitive salary

Annual team retreat

Qualifications

• 5+ years data engineering experience required.
• Strong proficiency in SQL, Python, and TypeScript is essential.
• Experience in crypto/Web3 analytical stack is a plus.

Responsibilities

• Build and maintain scalable ETL pipelines.
• Optimize data storage and retrieval for performance.
• Implement validation and monitoring for data accuracy.

Skills

Data engineering experience

SQL proficiency

Python proficiency

TypeScript proficiency

Education

BS/MS in Computer Science, Engineering, Statistics, or related field

Tools

BigQuery

Trino

PostgreSQL

DBT

Airbyte

Job description

1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond.

So if you’re someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team.

Location: We hire with a focus on Dubai and Europe. For this role, we prefer candidates who are either based in Dubai or working remotely within +/- 4 hours GST time.

We're looking for a Senior Data Engineer to help strengthen our growing Data & Analytics team. This role will play a key part in improving our data infrastructure, maintaining high data quality, and delivering fast, actionable insights across teams. In this role, you'll also support product, business, and strategic decision-making through advanced analytics.

Key Responsibilities

• Build and maintain scalable ETL pipelines for on-chain and off-chain data transformation
• Optimize data storage and retrieval for maximum performance and reliability
• Implement validation and monitoring for data accuracy
• Perform data quality audits and fix issues
• Collaborate with product, engineering, business, and other functional teams on data solutions
• Present complex data concepts to non-technical audiences
• Implement new tools and best practices to enhance Data & Analytics team capabilities

What You'll Need

• 5+ years data engineering experience
• BigQuery, Trino, PostgreSQL
• DBT, Airbyte
• Strong proficiency in SQL, Python, TypeScript
• BS/MS in Computer Science, Engineering, Statistics, or related field
• Tracking industry trends in data engineering

Nice to Have

• Crypto/Web3 analytical stack (Dune, Nodes, Flipside)
• Low level blockchain data understanding (traces, events)
• Cloud platform experience (AWS, GCP)
• Big data technology experience (Hadoop, Spark, Snowflake)
• Experience in crafting dashboards and reports
• Experience in uncovering business-driving data insights

Why Work For Us

• Join a young, creative team in a fast-paced and supportive environment
• We’re open to new ideas — if you’ve got a vision, pitch it and make it happen
• Enjoy competitive pay that matches your skills and experience
• Be part of a company that’s shaping the future of DeFi
• Take time when you need it — we offer unlimited vacation days
• Get fully compensated for your work gear — we’ll set you up for success
• Travel with us! We host an annual team retreat at a top international location