Senior Software Engineer

We're recruiting for experienced Software Engineers to join the team.

As a Senior Software Engineer, you will join one of our small, fast-paced, agile delivery teams; using agile methodology and DevOps techniques to build backend systems, data processing pipelines, and progressive web apps for customers in the UK Government and Defence sector.

  • Date posted: 10 July
  • Location: Remote, Flexible
  • Salary: £45k - £64k
  • Job type: Full time

Interested? Then please apply by emailing your CV to Richard Davies at

Who we are:

We are the Information Intelligence Group (IIG) of CACI UK and we are looking for a Senior Software Engineer to join our team. Founded in 2006, CACI IIG is an exciting, growing and progressive business unit within CACI UK.  We currently have over 280 intelligent, professional and engaging staff. Through a rigorous emphasis on quality, the company has grown considerably to become one of the UK’s most well-respected Software Engineering consultancies.

CACI IIG support government departments to use information intelligently to make mission critical decisions and advance the security, sustainability and prosperity for the UK.

The Role:

Software Engineering is a key component at IIG. As the team continues to grow, we currently have a number of live opportunities for experienced developers looking for their next challenge. As a Senior Software Engineer at IIG, you will have responsibility for:

  • Implementing software solutions including design, development and testing
  • Use a wide range of technologies, specialising in the use of open source libraries and components.
  • Utilise tools such as GitLab to build continuous integration pipelines, which help monitor and ensure software quality and security
  • Deploy software systems to a mixture of environments, including public (AWS and Azure) and private cloud
  • Full Software Lifecycle involvement: project concept formalisation; requirements analysis and specification; architecture design; implementation and delivery; training and support and software lifecycle and maintenance
  • Leading projects and mentoring junior team members

Example technologies you could work with could include: Java, Python, TypeScript, JavaScript, AWS, Azure, Spring Boot, React, Angular, Kubernetes, Docker, Microservices, Kafka

With our office located in Bristol, Cheltenham, Manchester, London and York, you have the option to either work regularly from one of these or from home, whichever suits you best.

The fit:

Our Senior Software Engineers enjoy working on a variety of interesting and challenging projects, so we want our team to have a proactive and can-do attitude to our work. We pride ourselves on keeping up with emerging technologies and delivery of best-practice so above all it is important that you enjoy learning and continuous improvement.

Therefore first and foremost, you will need to have passion for technology, able to demonstrate how you keep up to date with an ever changing technology landscape. You will enjoy working as a part of an Agile team, working on complex new applications/capabilities for our range of clients.

Due to the nature of our work, applicants need to be eligible for a full UK SC security clearance.


The Software Engineer role is an excellent opportunity, and CACI reward their staff well with a competitive salary and impressive benefits package which includes:

  1. Flexi-time: 37.5 hour weeks to structure how you want with working from home available
  2. Learning: Budget for conferences, training courses and other materials
  3. Social: Fantastic culture with monthly social events
  4. Future You: Matched pension and health care package

We understand the importance of getting to know your colleagues. Whole company meetings are held every quarter, and a training/work brief weekend is held once a year, amongst many other social events.


CACI is an equal opportunities employer. Therefore, we embrace diversity and are committed to a working environment where no one will be treated less favourably on the grounds of their sex, race, disability, sexual orientation religion, belief or age. We have a Diversity & Inclusion Steering Group and we always welcome new people with fresh perspectives from any background to join the group.

Due to the industries we work in, we require all our team to be able to obtain security clearance. To qualify for this, you must be a British passport holder and have lived permanently in the UK for the last 5 years. In some circumstances, we are able to consider dual-national.

We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age.


Apply now

Interested? Then please apply by emailing your CV to Richard Davies at