3313 IT & Software Developer jobs in the UK
Principal Java Developer (Cybersecurity) - Belfast
£30,000 - 60,000
Ocho
Callender Street, Belfast
£30,000 - 60,000
Requirements
Must:
- 5-10 years of experience in backend engineering roles
- Proven track record of building scalable services in Java (preferably 11+)
- Hands-on experience with microservices architecture, REST APIs, and message queues (Kafka, SQS or similar)
- Deep understanding of AWS and how to build with cloud in mind (ECS, Lambda, CloudWatch, etc.)
- Experience with CI/CD, Docker, and ideally Kubernetes
- Comfortable with ownership, ambiguity and early-stage team environments
Responsibilities
- Designing and delivering complex backend services using Java / Spring Boot
- Supporting architectural decisions, scaling discussions and performance tuning
- Collaborating closely with the technical lead to define best practices
- Mentoring developers, conducting code reviews, and supporting onboarding as the team grows
- Building services that scale in cloud-native environments (AWS) using modern DevOps practices
Description
We are excited to offer an exclusive opportunity for a Principal Java Developer to join our fast-scaling, cloud-first business on a new backend team. In this foundational role, you will have the chance to set the tone for engineering standards, own key parts of the architecture, and mentor incoming talent as we grow. We provide a competitive salary of up to £110k, hybrid working in our Belfast office, and an industry-leading benefits package.
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You can find Cyber Security Engineer salaries in the UK here.
How many Cyber Security Engineer jobs are in the UK?
Currently, there are 3313 Security openings. Check also: IAM jobs, SAML jobs, Cisco jobs, Splunk jobs - all with salary brackets.
Is the UK a good place for Cyber Security Engineers?
The UK is one of the best countries to work as a Cyber Security Engineer. It has a vibrant startup community, growing tech hubs and, most important: lots of interesting jobs for people who work in tech.
Which companies are hiring for Cyber Security Engineer jobs in the UK?
Arctic Shores, SwapTix, Global Exposure, EG On The Move Ltd, HM Land Registry, Metropolitan Police, Southern Housing among others, are currently hiring for Security roles in the UK.
The company with most openings is Experis as they are hiring for 107 different Cyber Security Engineer jobs in the UK. They are probably quite committed to find good Cyber Security Engineers.
The company with most openings is Experis as they are hiring for 107 different Cyber Security Engineer jobs in the UK. They are probably quite committed to find good Cyber Security Engineers.