Data Engineer

Roke; Woking; Hybrid; GBP 65,000 - 95,000; Full time

Benefits offered by this job

Hybrid working

Competitive salary

Career development

Job summary

Roke in Woking is seeking a Data Engineer to design and build data pipelines for national security projects. You’ll transform raw data from batch, streaming, and unstructured sources into actionable insights using Spark, NiFi, Kafka, and AWS services.

Join a mission-driven team that values secure, scalable data solutions, and supports ongoing development with a hybrid working model including office and client-site opportunities. DV clearance will be required.

Qualifications

• Experience building data pipelines and data integration solutions.
• Strong knowledge of data modeling and data warehousing concepts.
• Experience with cloud-based data services and security practices.

Responsibilities

• Design and implement data pipelines for batch and streaming data.
• Develop and optimize database schemas and data stores.
• Integrate data from diverse sources and ensure data quality and consistency.
• Implement ETL/ELT processing using tools like NiFi and Spark.
• Write clean, secure, testable code and promote reusability.
• Monitor data systems and troubleshoot performance issues.

Skills

Python

Apache Spark

NiFi

Kafka

PostgreSQL

MySQL

MongoDB

Cassandra

AWS

Palantir Foundry

Job description

Great ideas come from different minds. That’s why we bring together engineers, scientists, analysts, and creatives from every background — and give them the trust, tools, and freedom to make a difference. What connects us is the mission: solving meaningful problems and building capability that protects what matters most.And as the challenges evolve, so do we — working on the technologies that will shape tomorrow, not just today.

Data Engineer

Join Us in Securing the Nation’s Future

Are you ready to make a real impact? At the forefront of national security, Roke are a trusted partner delivering mission-critical solutions that protect the UK and its interests.

As a Data Engineer, you’ll be actively involved in development of mission critical technical solutions that focus on data services for our National Security customers.

This is your opportunity to work on cutting-edge projects in AI, Cybersecurity, Cloud, Big Data, and Digital Transformation—helping to shape the future of national security.

Your Mission

As our next Data Engineer, you’ll be managing and developing data pipelines that transform raw data into valuable insights for Roke’s National Security customers, enabling downstream analytics and reporting. You’ll be working with diverse data sources (batch, streaming, real-time and unstructured), applying distributed compute techniques to handle large datasets.

What You’ll Do

• Data pipeline development - Data ingestion and pipeline orchestration design and tooling.
• Database schema design / database modelling
• Data integration - Integrating and enriching data from various sources, ensuring data consistency and quality.
• ETL processing design and coding - Extract transform and load processing such as NiFI.
• Create code that is open by default and easy for others to reuse
• Maintain and develop existing architectural components including Data Ingest and Data Stores
• Work as part of an operational team investigating and diagnosing problem identified with integrated (enriched) data.
• Explain the difference between user needs and the desires of the user
• Data security - Implementing data security measures to protect sensitive information.
• Be able to help the scrum team decompose user requests and key results into epics and stories.
• Writing clean, secure code following a test-driven approach
• Create code that is open by default and easy for others to reuse
• Monitor and maintain - Monitor data systems for performance issues and make any necessary updates.

What You’ll Bring

We’re looking for individuals with a blend of analytical thinking, stakeholder engagement, and a passion for national security.

Ideal candidates will have knowledge in some of the following:

• ETL processing languages such as Python
• Apache Spark / NiFi / Kafka
• Relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Cassandra)
• AWS and data-related services
• Palantir Foundry

Why Join Us?

• Purpose-Driven Work: Contribute to projects that protect lives and national interests.
• Innovation at the Core: Work with leading-edge technologies in AI, Cyber, and Cloud.
• Career Growth: Be part of a growing business with clear progression paths and investment in your development.
• Culture of Excellence: Join a team of experts who are passionate, collaborative, and mission-focused.
• Flexible Working: Hybrid model with time spent at our state-of-the-art offices, working remotely and possibly at client sites.

Built on over a 60-year heritage, Roke offers specialist knowledge in sensors, communications, cyber, and AI and ML.

We change the way organisations think and act – through dynamic insights from the analysis of multiple layers of data. We take care of the innovative, technical work that keeps everyone safe – that’s our mission, passion, and motivation.

We have secured long term work, across the full spectrum, on the latest framework with the client, which provides the springboard for our ongoing growth and development in this domain, so join us on what will be an incredible growth journey.

Where You’ll Work – Woking

WokingWoking - You’ll find our Woking site in a modern building on the outskirts of London. Rated excellent for sustainability by BREEAM & Fitwel certified – you’ll feel better for visiting. This site provides key links to our customers in London, has a 5-minute walk from the train station. has secure parking nearby and dedicated cycle storage.

Clearance

Due to the nature of this role, we require you to be eligible and willing to achieve DV clearance.

Take a look around the company https://www.roke.co.uk/