Data Engineer ( DV Cleared )

JR United Kingdom; Chester; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading defence client in Bristol seeks three experienced Contract Data Engineers for a project in a high-security environment. Candidates must hold UK DV Clearance and have strong expertise in the Elastic Stack and data pipeline management. The role involves designing secure data flows and collaborating with cross-functional teams over a contract of 6-12 months.

Qualifications

• 3+ years’ experience as a Data Engineer in secure environments.
• Proven expertise with the Elastic Stack and Apache NiFi.
• Excellent communication and stakeholder management skills.

Responsibilities

• Design, develop, and manage complex data pipelines.
• Implement best practices for handling sensitive data.
• Monitor and troubleshoot real-time data pipelines.

Skills

Data Pipeline Management

Data Security

Apache NiFi

Elastic Stack

Cloud Platforms

Infrastructure as Code

Python

Stakeholder Management

Tools

Elastic Stack

Apache NiFi

Docker

Kubernetes

Terraform

Prometheus

Grafana

Job description

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Contract Data Engineers (x3) – Defence Sector – Bristol

Outside IR35 | DV Clearance Required

Location: Bristol (Onsite/Hybrid) | Contract Duration: 6-12 months+

We are recruiting three experienced Data Engineers for a leading defence client in Bristol.

This is a contract opportunity operating outside IR35, offering a chance to work in a high-security, mission-critical environment. You must already hold UK DV Clearance,

Key Responsibilities:

• Design, develop, and manage complex, large-scale data pipelines in secure or regulated environments
• Ingest, process, index, and visualise data using the Elastic Stack (Elasticsearch, Logstash, Kibana)
• Build and maintain robust data flows with Apache NiFi
• Implement best practices for handling sensitive data, including encryption, anonymisation, and access control
• Monitor and troubleshoot real-time data pipelines to ensure high performance and reliability
• Write efficient, secure scripts and code using Python, Bash, or similar languages
• Collaborate with cross-functional teams to meet technical and operational requirements

Essential Skills and Experience:

• 3+ years’ experience as a Data Engineer in secure, regulated, or mission-critical environments
• Proven expertise with the Elastic Stack (Elasticsearch, Logstash, Kibana)
• Solid experience with Apache NiFi
• Strong understanding of data security, governance, and compliance requirements
• Working knowledge of cloud platforms (AWS, Azure, or GCP), particularly in secure deployments
• Experience using Infrastructure as Code tools
• Excellent communication and stakeholder management skills
• Detail-oriented with a strong focus on data accuracy, quality, and reliability

Desirable (Nice to Have):

• Background in defence, government, or highly regulated sectors
• Familiarity with Apache Kafka, Spark, or Hadoop
• Experience with Docker and Kubernetes
• Use of monitoring/alerting tools such as Prometheus, Grafana, or ELK
• Understanding of machine learning algorithms and data science workflows
• Proven ability to deliver end-to-end data solutions
• Knowledge of Terraform, Ansible, or similar IaC tools

Interested?

If you're ready to work on cutting-edge data engineering projects that make a difference, get in touch to learn more.