Data Engineer

Copello; Southampton; On-site; GBP 55,000 - 75,000; Full time

Job summary

Copello are looking for an experienced Data Engineer to join a growing team delivering data solutions within secure government environments.

You'll design and develop scalable data pipelines, integrate data from multiple sources, and build high‑performance data platforms that support analytics and operational decision‑making. You will collaborate with Agile teams to deliver secure, high‑quality solutions and write clean, well‑tested code.

Qualifications

• Experience designing and building scalable data pipelines and ingestion processes.
• Proficiency in ETL and data integration for analytics and operations.
• Strong knowledge of big data concepts, performance tuning, and reliability.

Responsibilities

• Design and build data pipelines and ingestion processes
• Develop scalable data integration and processing solutions
• Optimise data platforms for performance and reliability
• Collaborate with Agile teams to deliver secure, high-quality solutions
• Write clean, tested, maintainable code

Skills

ETL design

Data integration

Pipeline development

Performance optimization

Tools

Apache Spark

Hadoop

Apache NiFi

Python

Java

AWS

Job description

Copello are looking for an experienced Data Engineer to join a growing team delivering data solutions within secure government environments.

You'll design and develop scalable data pipelines, integrate data from multiple sources, and build high-performance data platforms that support analytics and operational decision-making.

Key Responsibilities:

• Design and build data pipelines and ingestion processes
• Develop scalable data integration and processing solutions
• Optimise data platforms for performance and reliability
• Collaborate with Agile teams to deliver secure, high-quality solutions
• Write clean, tested, maintainable code

Required Skills:

• Experience with Apache Spark, Hadoop or similar big data technologies
• AWS
• Apache NiFi
• Python or Java
• Experience building data pipelines and ETL processes

Desirable:

• CI/CD, Infrastructure as Code
• Container technologies
• Experience working in secure or regulated environments

Security Requirement:

Applicants must be eligible to obtain UK Developed Vetting (DV) security clearance.