Data Engineer - Security & Intelligence in London

Join the Growth Story at Envitia. Envitia operates at the heart of the UK’s most sensitive and high‑profile operations. Our approach is entirely mission‑focused, enabling customers to see more, decide faster, and act with confidence across complex domains. We deliver situational awareness and information advantage across C5ISR, fusing cyber, geospatial, and kinetic data into an operational picture. This transforms fragmented data into a shared understanding of the battlespace, delivering actionable insight when it matters most. Our solutions are secure‑by‑design, built from the ground up to protect sensitive information and ensure resilience in contested environments.

The Role: Envitia is recruiting for a Data Engineer to join our Security and Intelligence consulting team, who will be responsible for designing, building and maintaining secure, scalable data platforms and pipelines that enable advanced analytics and operational intelligence capabilities. The role focuses on engineering robust data architectures capable of ingesting, processing and distributing large‑scale datasets, supporting downstream analytics, machine learning and mission applications.

Typical engagements include:

• Engineering large‑scale data ingestion and processing pipelines
• Designing data lakes and distributed data platforms
• Enabling analytics and AI/ML workloads
• Supporting intelligence data exploitation workflows
• Integrating multiple classified data sources across secure environments

Job Responsibilities:

• Build and maintain secure, scalable data platforms capable of processing large volumes of operational data.
• Develop and operate robust data lakes and distributed data processing environments within secure or regulated settings.
• Engineer high‑performance data ingestion pipelines for batch and streaming data from multiple sources, including sensor, geospatial, communications and operational systems.
• Design and implement ETL/ELT workflows to transform, enrich and validate data for downstream analytics and machine learning use.
• Build scalable, distributed data processing solutions using modern big data and parallel processing technologies.
• Ensure data quality, reliability and performance through monitoring, validation and operational support mechanisms.
• Collaborate closely with data scientists to enable analytics and AI/ML workloads, including feature pipelines and data preparation processes.
• Optimise data storage and processing architectures to support high‑performance analytical environments.
• Contribute to DevSecOps and cloud‑native delivery, including automated deployment, infrastructure provisioning and containerised environments.
• Support the ongoing operation, observability and resilience of production data platforms.

Skills Required:

• Experience in data engineering using modern programming languages such as Python, Java or Scala, and SQL.
• Hands‑on experience building and operating large‑scale data pipelines using big data and distributed processing technologies (e.g. Apache Spark, Hadoop).
• Experience designing and maintaining data lakes, distributed storage platforms, and data pipeline orchestration tools.
• Experience working with cloud‑native data platforms, with strong expertise in AWS and native data services.
• Familiarity with Infrastructure as Code and modern cloud‑native data architectures.
• Experience working in DevSecOps environments, including Docker, Kubernetes, CI/CD pipelines, and observability/monitoring tooling.
• Ability to work directly with stakeholders to understand data requirements and translate them into robust, scalable data engineering solutions.
• Comfortable working in secure, regulated or constrained environments, delivering solutions within complex operational settings.

Security Clearance Requirements: The successful candidate must be eligible for an enhanced Developed Vetted / eDV security clearance.

Location: It is anticipated the role will require up to 80% (4d/wk) onsite working at client locations – Gloucester, London, Manchester (based on project requirements).

What’s in it for you? At Envitia, our greatest asset is our team. We are committed to ensuring our workplace is one where every employee feels valued, supported and motivated to reach their full potential. As part of this commitment, we offer an exciting range of benefits designed to enhance both your professional and personal well‑being.

• Enjoy 25 days of annual leave plus your birthday off.
• Private Medical Insurance: Comprehensive private healthcare, including family options.
• Security Clearance Bonus: Up to £5,000 year.
• Career growth with ongoing training and development.
• Wellness support with a fitness reimbursement scheme.
• Life Assurance coverage.
• Smarter Retirement Planning with pension options.
• Perkbox membership for exclusive discounts.
• Recognition through our reward and recognition scheme.
• Paid volunteering days to support causes that matter to you.

Inclusion at Envitia: We celebrate diversity and are committed to creating an inclusive environment for all employees. We welcome applicants from all backgrounds and walks of life. We believe that our strength lies in our differences, and we are dedicated to fostering a workplace where everyone feels valued, respected, and empowered.