Senior Java Developer required to work with a Government department. This is a 12 month contract, paying £700 per day, inside IR35, hybrid working (3 days per week onsite at the Leeds office). Summary: You'll work within an Agile, multidisciplinary team of Developers, Designers, and Analysts. You'll be expected to draw value from collaboration with others, actively seek input from colleagues and value a multidisciplinary team over hierarchy. Day-to-day, you'll be an integral part of that team in designing, creating and improving new and existing products, platforms and transactions across government. Essential skills and experience: Recent experience with Java 21 (or later). Excellent understanding of TDD and BDD. Experience with large microservice architectures. Experience of working in an Agile environment. Be willing to work in a pair programming environment. Have experience in implementing APIs for internal and external use. Have the skills to build up a useful, robust automated test suite to support a continuous deployment environment. Be involved in the wider web development community, identifying good practices we can adopt and sharing our experiences. Be knowledgeable of tools and techniques used within the wider team. Take part in 2nd-line support of applications and platforms, including occasional support outside of office hours. Have an ability to communicate technical concepts to a non-technical audience. Have working knowledge of Unix-like operating systems such as Linux and/or Mac OS X. Have the ability to quickly research and learn new programming tools and techniques. Understand of the use of Responsive Web Design. Desirable skills and experience: Working knowledge of Jackson, JAX-RS, mocking frameworks such as Mockito, and messaging platforms such as ActiveMQ or Kafka. Experience of MongoDB or other document databases. Experience of building and scaling high-traffic websites. Experience of handling large data sets and scaling their handling and storage. Please apply if you meet the above criteria Attenti Consulting is acting as an Employment Business in relation to this vacancy.