Silicon Logic UK Ltd.
Senior Software Security Engineer
London
£350/day
Posted about 19 hours ago
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Role: Sr Software Engineer
Location: London, UK (3 days hybrid)
Candidate rate: GBP 350/day (Inside IR35)
Duration: 6+ Months
Description:
- Good technical skills in Java and Java frameworks with relevant experience in the latest version of Java 17+
- Ability to solve technical problems, performance bottlenecks
- Good with Technical design and standard coding practices and secure design
- Experience in Test frameworks and able to automate the API’s and performance testing (Added benefit)
- Experience in any observability platform like Dynatrace, able to create alerts and dashboards
- Able to explain the key metrics for observability of a service
- Ability to build CICD pipelines preferably in Github actions
- Cloud experience, preferably Azure but other cloud services also fine
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Responsibilities:
- Build and optimize backend services using Java (Java 17+), Spring Boot/Micronaut
- Design RESTful APIs, asynchronous messaging systems, and microservices
- Own performance, reliability, monitoring, and observability for critical services
- Ensure high engineering standards: code quality, design reviews, testing, CI/CD, and best practices
- System Design & Architecture
- Drive system design sessions, architecture reviews, and RFC processes
- Make key decisions around data modelling, caching, scalability, security, and operational resiliency
- Evaluate and adopt modern architectural patterns (event-driven, domain-driven design, API-first, cloud native)
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Essential skills/knowledge/experience:
- 10–15+ years of experience building large-scale backend systems
- Strong expertise in Java, Spring Boot (or Micronaut/Quarkus), and JVM internals
- Deep experience with distributed systems, concurrency, and high-performance architectures
- Hands-on experience with message queues (Kafka, RabbitMQ, Pulsar), API design, and event-driven systems
- Solid understanding of SQL/NoSQL databases, caching, and data modelling
- Strong knowledge of cloud platforms (Azure) and container technologies (Docker, Kubernetes)
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Skills
Java
Java Frameworks
Spring Boot
Micronaut
Test Frameworks
API Automation
Performance Testing
Observability
CICD Pipelines
Azure
Distributed Systems
Concurrency
Message Queues
SQL
NoSQL
Docker
Location