Confirmed on the employer's own hiring board on Oct 12, 2026. First seen by Alion on Oct 12, 2026.
About Us:
We are looking for a talented and ambitious Junior Software Architect to join our growing Mood team within CACI Information Intelligence Group (IIG). This is an exciting opportunity for a graduate or early-career professional to develop a career at the intersection of technology, architecture, business analysis and solution design.
Working within agile delivery teams, you will help Defence and Government customers solve complex business and technical challenges. You will work alongside experienced Architects, Consultants and Developers to design, build and deliver innovative solutions using the Mood platform.
This role offers a unique blend of architecture, data modelling, low-code development and customer engagement. It is ideal for someone who enjoys both technical problem-solving and working directly with stakeholders to understand and shape requirements.
What is Mood?
Mood is a powerful low-code platform built on SQL Server that enables organisations to model data, design business processes, create user interfaces and visualisations, and deliver customer-facing solutions.
As part of the Mood team, you will gain experience across the full solution lifecycle, from requirements gathering and business analysis through to solution design, configuration and delivery.
Key Responsibilities:
Support the design and delivery of business and technical solutions for Defence and Government customers.
Work with customers and stakeholders to understand business challenges and translate requirements into effective technical solutions.
Participate in workshops, requirements-gathering sessions and solution design activities.
Create and maintain data models, architecture artefacts and solution documentation.
Configure and develop solutions within the Mood platform.
Design user interfaces, dashboards, reports and visualisations to support customer decision-making.
Contribute to business process modelling and systems integration activities.
Collaborate with Architects, Consultants and Developers across multiple projects.
Present ideas and explain technical concepts to both technical and non-technical audiences.
Keep up to date with emerging technologies, tools and architectural best practices.
Education, Knowledge and Skills:
Essential
Degree in Computer Science, Mathematics, Engineering or another STEM-related discipline with a minimum 2:1 classification or equivalent experience
Strong analytical and problem-solving skills.
Excellent verbal and written communication skills.
Understanding of software development and programming principles.
Exposure to SQL and relational databases.
Exposure to JavaScript or similar programming languages.
Interest in technology, systems thinking and architecture.
Ability to learn new tools and technologies quickly.
Strong interpersonal skills and confidence engaging with customers and stakeholders.
Desirable
Knowledge of HTML and CSS.
Exposure to Python or other modern programming languages.
Experience with personal coding projects, GitHub repositories or technical portfolios.
Understanding of data modelling or database design.
Exposure to SQL and relational databases.
Awareness of UX/UI principles.
Experience with user research, prototyping or usability testing.
Knowledge of Agile delivery methodologies.
Exposure to architecture or modelling frameworks (ArchiMate and Togaf)
Due to the industries we work in, we require the successful candidate to be able to obtain high level security clearance. To qualify for this, you must be a British citizen and have lived permanently in the UK for the last 5 years.
Why work for us?
IIG has the culture and feel of a small business, paired with the benefits of our position in a much larger organisation. The Junior Software Architect role is an excellent opportunity, and CACI reward their staff well with a competitive salary and impressive benefits package which includes:
Flexi-time: 37.5 hour weeks to structure how you want.
Hybrid working: Work from one of our offices or from home - you choose
L&D: Budget for conferences, training courses and other materials.
Social: Fantastic culture with monthly social events.
Future You: Matched pension and health care package.
As a Junior Software Architect, career development and ongoing training is a key part of your growth. You will be expected to take significant ownership of your career and proactively take the steps which you need to achieve the goals set for yourself.
We take great pride in taking care of our talent, providing a highly dynamic, inclusive and team-led environment where everyone can thrive.
Equal Opportunities:
CACI is proud to be an equal opportunities employer. Embracing the diversity of our people, we are on a journey to build a truly inclusive work environment where no one is treated less favourably due to ethnic origin, age, gender, veteran status, religion or belief, sexual orientation, marital status, and disability or health condition, actively working to prevent discrimination.
At CACI, our diversity and inclusion groups provide platforms for individuals to connect and foster a sense of belonging. These groups include LGBTQ+, Women In Tech & our partnership with the National Autistic Society. CACI is proud to be an equal opportunities employer. Embracing the diversity of our people, we are on a journey to build a truly inclusive work environment where no one is treated less favourably.
As a Disability Confident employer, we will;
Provide reasonable adjustments in the recruitment process where requested (contact a member of the recruitment team on 020 7602 6000 to discuss individual requirements further).
Offer people with health conditions and disabilities, meeting the minimum criteria for a role, an interview.
Our people are unique and we encourage, and support them, to be confident in contributing to our inclusion journey.

