Senior Java Engineer - AWS, API - (2 days on site)
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Added before 4 Days
- England
- Full Time, Contract
- £500 - £700 per day
Job Description:
Senior Java Developer (AWS, API) - Hybrid - Sussex
Daily rate: £500 - £700 inside IR35
Duration: 6 - 12 months
Hybrid: 2 days per week on site (mandatory Tues, Wed)
Start: ASAP
My new client is looking for 2 highly skilled Senior Java Engineers to join our engineering team. The ideal candidate combines deep technical expertise with strong engineering discipline, independent problem-solving ability, and a commitment to building robust, scalable systems. You will work across modern cloud-native architectures, contribute to API and microservices development, and help drive best practices across the engineering organisation.
Key Responsibilities
*Design, develop, and maintain high-quality Java applications using Spring Boot.
*Build and optimise RESTful APIs and contribute to GraphQL service development.
*Develop cloud-native solutions using AWS services such as Lambda, API Gateway, DynamoDB, ECS, S3, and others.
*Contribute to microservices architecture, event-driven systems, and distributed design patterns.
*Implement CI/CD pipelines using tools such as Jenkins, GitHub Actions, or AWS CodePipeline.
*Work with containerisation technologies (Docker) and orchestration platforms (ECS/EKS).
*Ensure code quality through unit, integration, and automated testing.
*Apply secure coding practices, including OAuth2/JWT authentication and general security best practices.
*Collaborate with cross-functional teams to deliver high-impact features and improvements.
*Participate in code reviews, architectural discussions, and continuous improvement initiatives.
Required Skills & Experience
*Strong proficiency in Java, Spring Boot, and modern backend development.
*Hands-on experience with AWS cloud services (Lambda, API Gateway, DynamoDB, ECS, S3, etc.).
*Solid understanding of RESTful API design and exposure to GraphQL.
*Experience with microservices, event-driven architectures, and distributed systems.
*Familiarity with CI/CD pipelines and DevOps practices.
*Knowledge of Docker and container orchestration fundamentals (ECS, EKS).
*Experience with unit testing, integration testing, and automation frameworks.
*Understanding of security best practices, authentication/authorisation standards (OAuth2, JWT).
*Experience with SOAP/WSDL, JAXB, and legacy service integration.
*Experience with test automation and Cucumber.
Preferred Attributes
*Strong proficiency in software engineering fundamentals, including clean code, design patterns, and maintainable architecture.
*Demonstrated ability to think independently, validate information, and apply sound engineering judgment - including the ability to use AI tools effectively without over-reliance on them.
*Ability to work in a fast-paced environment and contribute to continuous improvement.
*Excellent communication skills and a collaborative mindset.
*Rates depend on experience and client requirements
Daily rate: £500 - £700 inside IR35
Duration: 6 - 12 months
Hybrid: 2 days per week on site (mandatory Tues, Wed)
Start: ASAP
My new client is looking for 2 highly skilled Senior Java Engineers to join our engineering team. The ideal candidate combines deep technical expertise with strong engineering discipline, independent problem-solving ability, and a commitment to building robust, scalable systems. You will work across modern cloud-native architectures, contribute to API and microservices development, and help drive best practices across the engineering organisation.
Key Responsibilities
*Design, develop, and maintain high-quality Java applications using Spring Boot.
*Build and optimise RESTful APIs and contribute to GraphQL service development.
*Develop cloud-native solutions using AWS services such as Lambda, API Gateway, DynamoDB, ECS, S3, and others.
*Contribute to microservices architecture, event-driven systems, and distributed design patterns.
*Implement CI/CD pipelines using tools such as Jenkins, GitHub Actions, or AWS CodePipeline.
*Work with containerisation technologies (Docker) and orchestration platforms (ECS/EKS).
*Ensure code quality through unit, integration, and automated testing.
*Apply secure coding practices, including OAuth2/JWT authentication and general security best practices.
*Collaborate with cross-functional teams to deliver high-impact features and improvements.
*Participate in code reviews, architectural discussions, and continuous improvement initiatives.
Required Skills & Experience
*Strong proficiency in Java, Spring Boot, and modern backend development.
*Hands-on experience with AWS cloud services (Lambda, API Gateway, DynamoDB, ECS, S3, etc.).
*Solid understanding of RESTful API design and exposure to GraphQL.
*Experience with microservices, event-driven architectures, and distributed systems.
*Familiarity with CI/CD pipelines and DevOps practices.
*Knowledge of Docker and container orchestration fundamentals (ECS, EKS).
*Experience with unit testing, integration testing, and automation frameworks.
*Understanding of security best practices, authentication/authorisation standards (OAuth2, JWT).
*Experience with SOAP/WSDL, JAXB, and legacy service integration.
*Experience with test automation and Cucumber.
Preferred Attributes
*Strong proficiency in software engineering fundamentals, including clean code, design patterns, and maintainable architecture.
*Demonstrated ability to think independently, validate information, and apply sound engineering judgment - including the ability to use AI tools effectively without over-reliance on them.
*Ability to work in a fast-paced environment and contribute to continuous improvement.
*Excellent communication skills and a collaborative mindset.
*Rates depend on experience and client requirements
Job number 3455815
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