Machine Learning Engineer jobs in United Kingdom

We're quickly growing and super excited for you to join us!

About Topsort

Topsort has 5 major hubs worldwide, and employees in 13+ countries, including Menlo Park, Boston, Santiago Chile, Sao Paulo Brazil, Barcelona Spain, and Sydney Australia. We are a truly global company that was born in the pandemic that’s had rapid growth since out of a genius product, a customer-first mentality, and a hardworking team of talented individuals. Since our founding in 2021, we’ve gained customers in retail, marketplaces, and delivery apps in 40+ countries and quickly approaching the #1 position in the industry.

Do you enjoy a fast-paced environment? Do you like seeing your work create real-time impact, being part of a rocket ship from the very beginning? Let’s do the unimaginable - let’s make ads clean and cool again, with AI and modern technology.

Our team is all about straightforward communication, embracing feedback without taking it personally, and fostering a super collaborative environment. It’s a sports team that’s hyper focused on winning, collaborative internally, and competitive externally - never the other way around. We thrive on working in the open, lifting each other up, and getting things done with a sense of urgency. We’re the kind of team that loves making bold choices, sharing extraordinary opinions, and maintaining a 100 mph pace. No endless meetings here – if it can be done today, we’re all about getting it done today.

As a Senior Data Engineer, you will be responsible for designing, building, and maintaining scalable data infrastructure and pipelines. You will collaborate with cross-functional teams to ensure the availability, reliability, and efficiency of data systems, enabling data-driven decision-making across the organization.

• Design, develop, and maintain robust ETL/ELT pipelines to process and transform large datasets efficiently.
• Optimize data architecture and storage solutions to support analytics, machine learning, and business intelligence.
• Work with cloud platforms (AWS) to implement scalable data solutions.
• Ensure data quality, integrity, and security across all data pipelines.
• Collaborate with data scientists, analysts, and software engineers to support data-driven initiatives.
• Monitor and troubleshoot data workflows to ensure system performance and reliability.
• Create APIs to provide analytical information to our clients.

We’re open to not checking all the boxes and be proven wrong by outlier candidates as well!

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• 5+ years of experience in data engineering or a related field.
• Strong proficiency in SQL and database technologies with (e.g., PostgreSQL, MySQL, Snowflake, BigQuery).
• Experience with data pipeline orchestration tools (e.g., Apache Airflow, Prefect, Dagster).
• Proficiency in programming languages such as Python and Scala.
• Hands-on experience with AWS cloud data services.
• Familiarity with big data processing frameworks like Apache Spark.
• Knowledge of data modeling, warehousing concepts, and distributed computing.
• Experience implementing CI/CD for data pipelines.
• Real-time data processing and streaming architectures (RisingWave, Kafka, Flink).
• Database performance tuning and query optimization.
• Strong problem-solving skills and the ability to work independently and collaboratively.
• ETL/ELT pipeline development and automation.
• Cloud computing and infrastructure management on AWS (nice to have).

• Direct Feedback and Rapid Growth: 96% of Topsorters report that we work hard, set aggressive goals and execute flawlessly to accomplish them. We give candid feedback, push each other to set higher goals and produce more impact by always thinking “how do we do this faster and better”.
• Be part of an elite and collaborative sports team: We believe startup scaleup is just like a team sport. It's been written in our motto since day 1 that we are collaborative internally, competitive externally, and never the other round around. You are surrounded by people who are all here to help you get the job done and shine as a team.
• Company Offsite and Industry Exposure: Once a year Topsorters get together as a whole and also meet customers to gather feedback.
• Working Equipment and Hubs: Our team is global and centered around hubs, meaning you’re welcome to a hybrid work schedule and encouraged to travel to other hubs to collaborate. We provide working devices of your choice and welcome swag for special events.
• Flexible PTO schedule with floating holidays: We encourage Topsorters to take time off and recharge, and respect different cultural norms, so we offer floating holidays to accommodate celebrations you’d like.
• Meditation App, Birthday and Anniversary Celebrations: We like little surprises and celebrate key moments with you!

Do you sound like the right fit? Let's dive right in!