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Oliver Bernard

Java/AWS Developer - Contract

Hybrid

London, United kingdom

£ 80 /hour

Freelance

13-02-2026

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Skills

Java CI/CD DevOps Docker Kubernetes Scrum AWS Agile Spring Spring Boot CI/CD Pipelines Kafka Terraform Infrastructure as Code Microservices

Job Specifications

Java Developer – AWS & Spring Boot

Contract: 12 Months | £600 per day | Inside IR35

We are looking for an experienced Java Developer to join a high-performing engineering team on a 12-month contract, working on modern, cloud-based systems.

Key Responsibilities

Design, develop, and maintain scalable Java applications
Build and enhance microservices using Spring Boot
Develop and deploy solutions on AWS
Collaborate with product owners, architects, and other developers
Write clean, testable, and well-documented code
Participate in code reviews and contribute to best practices

Required Skills & Experience

Strong commercial experience with Java
Hands-on experience with Spring Boot
Solid knowledge of AWS services (e.g. EC2, S3, Lambda, RDS, ECS)
Experience building RESTful APIs and microservices
Familiarity with CI/CD pipelines and DevOps practices
Experience working in Agile/Scrum environments

Nice to Have

Experience with containerisation (Docker, Kubernetes)
Knowledge of messaging systems (Kafka, SQS, SNS)
Experience with infrastructure as code (Terraform, CloudFormation)

Contract Details

Rate: £600 per day
IR35: Inside IR35
Duration: 12 months
Location: [London - 2 days a week in the office]

About the Company

OB are an industry leading technology recruitment consultancy operating across the UK and Europe. Established in 2010 by Billy Jenkins and James Mace, we specialise across the entire tech industry - placing contract and permanent talent in technical roles, ranging from entry level to C-level positions. With more than a decade’s experience, we’re the number one agency for some of the most exciting technology brands in the UK including ASOS, SKY, BBC and SkyScanner. Our extensive talent pool is made up of the best technology ... Know more