Bionic

Junior Data Engineer

Bionic

full-time

Posted on:

Location Type: Hybrid

Location: London • United Kingdom

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Job Level

Junior

Tech Stack

AWSCloudETLPythonSQLTableau

About the role

  • Build and maintain batch data pipelines across AWS, Snowflake and dbt
  • Develop and improve dbt models and tests to keep our data accurate and consistent
  • Monitor scheduled jobs and data quality checks, investigating issues when things go wrong
  • Troubleshoot pipeline failures and performance problems, learning from post-mortems
  • Work closely with Analytics and Salesforce teams to understand requirements and turn them into technical solutions
  • Contribute to documentation, version control and code reviews
  • Follow secure engineering practices when handling sensitive data
  • Help design and maintain analytics-ready data models, including clear fact and dimension tables

Requirements

  • Experience building or supporting data pipelines, reporting datasets, or ETL/ELT processes
  • Strong problem-solving skills, with the ability to debug issues and clearly explain your approach
  • Good SQL capability (joins, aggregations, basic window functions) and confidence writing data transformations
  • Working knowledge of Python for data tasks (scripts, automation, APIs/files), with appetite to deepen skills
  • Familiarity with Snowflake or similar cloud data warehouses (queries, compute, roles/access basics)
  • Ability to work in a structured delivery environment (tickets, priorities, deadlines)
  • A collaborative mindset, be coachable, and open to feedback through pairing, reviews, and mentoring
  • Ability to navigate ambiguous requirements, ask smart questions, and iterate towards solutions
  • Exposure to BI tools such as Tableau (or similar) and how data is used for reporting
Benefits
  • Private healthcare cover
  • Employee Assistance Programme, including a virtual GP service, priority physio & talking therapies
  • Eyecare scheme
  • 25 days annual leave plus the 8 UK bank holidays, increasing with tenure
  • 1 paid family/religious day of leave per year - following successful probation period
  • 1 paid charity volunteering day per year
  • Option to buy/sell up to an additional 3 days leave per year
  • Enhanced maternity, paternity or shared parental leave
  • 2 days off for your wedding upon joining, and up to 5 days after 2 years' service
  • Flexible working options & a hybrid work approach
  • Auto-enrolled salary sacrifice pension scheme
  • Life assurance
  • Season ticket Loans, salary advances & loans to buy/rent a home – based on tenure
  • Cycle to work scheme
  • Highflyers incentive, a VIP experience for our high performers across Bionic group to celebrate success
  • Company summer & Christmas party celebrations, business and local zonely & annual awards and recognition
  • Long service awards
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
data pipelinesETLELTSQLPythondbtdata transformationsdata quality checksanalytics-ready data modelsfact and dimension tables
Soft Skills
problem-solvingcollaborative mindsetcoachabilityopen to feedbackability to navigate ambiguous requirementsstrong communicationdebuggingiterative approachattention to detailadaptability