Pontoon

Pontoon

London

Software Developer

Full-Time£50,000 - 80,000 per yeartodayUnited Kingdom
IT

Job Description

Salary: £50,000 - 80,000 per year

Requirements:
  • Strong commercial experience in Python development.
  • Proficient in SQL, including query optimisation and data modelling.
  • Hands-on experience with Databricks.
  • Proven track record in designing and building enterprise data platforms.
  • Experience developing ETL/ELT pipelines and data integration solutions.
  • Strong understanding of data lakes and lakehouse architectures.
  • Experience working with large-scale datasets and modern data engineering practices.
  • Ability to design and deliver end-to-end data solutions.
  • Strong analytical and problem-solving skills.
  • Excellent stakeholder management and communication skills.
  • Experience with Spark / PySpark.
  • Familiarity with Azure Data Lake, Snowflake, or similar platforms.
  • Knowledge of orchestration tools like Airflow or Azure Data Factory.
  • Exposure to financial services environments.
  • Experience supporting large-scale data transformation or migration programmes.
  • Senior-level contractor who can hit the ground running.
  • Comfortable working autonomously with minimal oversight.
  • Proven experience delivering long-term contract engagements of 12 months or longer.
  • Strong interpersonal skills with a team-oriented approach.
  • Immediate availability or ability to start quickly.
Responsibilities:
  • Design and maintain scalable data pipelines using Python and SQL.
  • Develop, optimise, and support enterprise data platform solutions.
  • Build and manage data ingestion, transformation, and integration processes.
  • Create and maintain data models, tables, and supporting infrastructure within Databricks and associated data lake/lakehouse environments.
  • Implement business logic, calculations, and data processing solutions using Python.
  • Work closely with business stakeholders and engineering teams to deliver high-quality data assets.
  • Ensure data quality, performance, scalability, and governance standards are met.
  • Produce technical documentation, architecture artefacts, and data flow specifications.
  • Identify and resolve performance bottlenecks across pipelines and processing workflows.
  • Deliver scalable, reliable, and performant data pipelines.
  • Develop robust data models and platform structures.
  • Implement data engineering solutions that support the enterprise data platform.
  • Contribute to platform go-live milestones between March and June 2027.
Technologies:
  • Airflow
  • Azure
  • Databricks
  • ETL
  • Flow
  • Support
  • Python
  • PySpark
  • SQL
  • Snowflake
  • Spark
  • Cloud

More:

We are supporting a major enterprise-wide data platform transformation in London on a 12-month contract with a daily rate of £700 umbrella. Our client is building a centralised data platform to consolidate data from across the business for reporting, analytics, and business consumption, and we are looking for a talented Software Developer / Senior Data Engineer to join a dynamic team and help shape the future of data. This is a senior-level role with significant ownership, autonomy, and the opportunity to contribute to important go-live milestones between March and June 2027.

last updated 31 week of 2026

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About Pontoon

Pontoon

Pontoon

London

IT

Skills & Technologies

PythonGoScalaAzureAIUI

Inferred from job description

Salary Insight

£65,000

This role

£55,000

UK median

This salary is 18% above the UK median for Developers55,000/yr).

Based on 2024–2025 UK technology sector benchmarks

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