Data Engineer ( DV Cleared )

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

Job summary

A leading defence client in Bristol is seeking three experienced Data Engineers for a contract role outside IR35. This position requires DV Clearance and focuses on managing and developing data pipelines in secure environments, with responsibilities including designing workflows and ensuring data accuracy. Candidates should have strong expertise in the Elastic Stack, Apache NiFi, and cloud platforms.

Qualifications

• 3+ years as Data Engineer in secured environments.
• Proven expertise with the Elastic Stack.
• Solid experience with Apache NiFi.

Responsibilities

• Design and manage complex data pipelines.
• Ingest, process, and visualize data using Elastic Stack.
• Collaborate with teams to meet operational requirements.

Skills

Data Security

Data Governance

Data Accuracy

Communication

Tools

Elastic Stack

Apache NiFi

Cloud Platforms

Infrastructure as Code Tools

Docker

Kubernetes

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.