Data Architect - National Security & Defence

Envitia; City Of London; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading technology firm based in the UK is looking for a Data Architect to shape data solutions supporting national security missions. The ideal candidate will have expertise in data architecture, experience with AWS and Azure services, and a strong ability to lead data transformation initiatives. This role demands enhanced Developed Vetting clearance and is largely onsite in London.

Benefits

25 days annual leave plus birthday off

Private Medical Insurance

Career growth and ongoing training

Fitness reimbursement scheme

Life Assurance

Pension options

Perkbox membership

Reward and recognition scheme

Paid volunteering days

Qualifications

• Strong technical design expertise across core data architecture disciplines.
• Experience in data transformation, data migration, and master data management.
• Ability to design metrics and KPIs for data quality management.

Responsibilities

• Gather and analyse requirements for tailored data solutions.
• Develop data strategies and governance frameworks.
• Lead the delivery of modern data architectures across platforms.
• Collaborate with teams to ensure successful implementation.
• Provide technical leadership on compliance with standards.
• Conduct horizon scanning for emerging technologies.
• Develop cost models and risk assessments.

Skills

Experience designing data driven solutions

Technical design expertise in data architecture

Establishing data analytics and AI solutions

Data quality/validation

Working experience of AWS and/or Azure

Tools

AWS

Azure data services

Databricks

Snowflake

Microsoft Fabric

Job description

Overview

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. We simplify complex heterogeneous data sources into a rich picture of fused intelligence, providing a digital backbone that underpins success.

We operate as small teams delivering fast value, blending deep technical expertise with agile methods to deliver measurable outcomes. Every engagement focuses on capability, clarity, and confidence for those who protect the nation.

A career with envitia enables you to work with mission driven innovation.

We’re thrilled to announce that Envitia has been named one of the Sunday Times Top 100 Medium-Sized Companies to Work For in 2025—a prestigious recognition that highlights our commitment to creating an outstanding workplace where innovation, collaboration, and personal growth thrive.

The Role

As a Data Architect at Envitia, you’ll play a pivotal role in shaping data solutions that directly support the UK’s national security mission. Working within our expert consulting division, you’ll design and deliver cutting-edge, data-driven systems that empower our national security clients to make faster, better-informed decisions.

This role goes beyond solution delivery — you’ll help define Envitia’s future capabilities by contributing to our growing suite of intellectual property, frameworks, and methodologies that underpin our work in the national security domain. You’ll develop proof-of-concept demonstrators, refine our approaches to complex data challenges, and help position Envitia as a trusted partner in this critical market.

Due to the sensitive nature of the projects, the successful candidate will be required to obtain enhanced Developed Vetting (eDV) security clearance. The role will be primarily onsite with customers in London for four days per week.

Job Responsibilities

• Gather and analyse requirements to design tailored data solutions for customers.
• Develop data strategies and governance frameworks to drive organisational data transformation.
• Lead end-to-end delivery of modern data architectures across various technologies and platforms.
• Collaborate with project managers, technical teams, and stakeholders to ensure successful implementation.
• Provide technical leadership, ensuring solutions align with client needs and regulatory standards.
• Contribute to the design and development of managed services for Envitia and its clients.
• Conduct horizon scanning to identify emerging technologies and industry trends.
• Develop cost models, risk assessments, and business cases for proposed solutions.

Skills Required

• Experience designing data driven solutions for customers.
• Strong technical design expertise in core data architecture disciplines including data modelling, data analysis, metadata management, data transformation, data migration and master data.
• Experience in establishing data analytics and supporting AI solutions.
• Data quality/validation experience: designing metrics and KPIs to verify and automate management of data quality.
• Good working experience of AWS (e.g. S3, Kinesis, Glue, Redshift, Lambda and EMR) and/or Azure data services (e.g. ADF, Synapse, Fabric, Azure Functions).

Desirable Skills

• Working experience in Data Lakehouse environments such as Databricks, Snowflake and/or Microsoft Fabric.

Security Clearance Requirements

The successful candidate must be eligible for an enhanced Developed Vetting / eDV security clearance.

Location

It is anticipated the role will require up to 80% (4d/wk) onsite working at client locations – Gloucester, London or 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.

• More time for you: Enjoy 25 days of annual leave plus your birthday off, because you deserve to celebrate you. Want more flexibility? You can buy or sell up to 5 extra days to tailor time off around what matters most.
• Private Medical Insurance: We’ve got you covered with comprehensive private healthcare, including family options for added peace of mind.
• Career growth that keeps you ahead: We invest in your future with ongoing training and development, so you’re always learning, growing and staying ahead of the curve.
• Wellness that works for you: Love yoga, or going to the gym? We encourage an active lifestyle and support your wellness goals with a fitness reimbursement scheme that helps cover your gym membership or fitness-related expenses.
• Life Assurance: Gain peace of mind with our life insurance coverage that ensures your loved ones are protected, because we care about your future as much as your present.
• Smarter Retirement Planning: Plan for your future with our pension options and resources to help build a secure financial foundation.
• Perkbox: Treat yourself! From shopping to spa days, to saving money on that new TV, our Perkbox membership gives you access to exclusive discounts on hundreds of products and services.
• Recognition that counts: Great work doesn’t go unnoticed here. Our reward and recognition scheme celebrate your impact and let your brilliance shine.
• Give back and get involved: Join us in making a difference through paid volunteering days that let you support the causes that matter to you.

Inclusion at Envitia

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.

We encourage applications from people of all abilities, ages, genders, sexual orientations, races, ethnicities, and religions. We strive to support a culture of inclusion, accessibility, and work-life balance.

If you require any accommodations during the application or interview process, please let us know.