Java Developers - Java21 min, TDD & BDD, West Yorkshire, 12 month contract - Inside IR35 - 750 /day Major Government client has superb opportunities for outstanding Java Developers with recent experience of Java21 or later. Working within a Team of Developers, Designers and Analysts, you will be an experienced Java Developer with a solid understanding of Agile, and on a day-to-day basis you will be responsible for designing, creating and improving new and existing products, platforms and transactions across government projects. Skills/ experience: You will have recent experience with Java 21 (or later), an excellent understanding of TDD and BDD, large microservice architectures, working in an Agile environment, be willing to work in a pair programming environment, have experience in implementing APIs for internal and external use along with the skills to build up a useful, robust automated test suite to support a continuous deployment environment. Additionally you will...

Job Title: Lead Data Engineer - Hadoop, Spark, Pytthon Location: Sheffield - 3 days per week in the office Salary/Rate: Up to 617 per day inside IR35 Start Date: 02/03/2026 Job Type: Contract until November We are seeking a Lead Data Engineering Consultant with proven experience in leading and developing data engineering platforms. The ideal candidate will possess hands-on expertise in the following areas: Extensive enterprise experience with Hadoop, Spark, and Splunk. Proficiency in object-oriented and functional scripting, particularly in Python. Skilled in handling raw, structured, semi-structured, and unstructured data (SQL and NoSQL). Experience integrating large, disparate datasets using modern tools and frameworks. Strong background in building and optimizing ETL/ELT data pipelines. Familiarity with source control and implementing Continuous Integration, Delivery, and Deployment via CI/CD pipelines. Experience supporting and collaborating with BI and...

Change Manager Location: Sheffield (Hybrid, 2 days in the office per week) Contract Length: 6 Months Are you passionate about driving transformation and making a real impact? Our client, a leader in the Utilities industry, is seeking a dynamic Change Manager to be at the forefront of change initiatives, ensuring that the people side of transformation is effectively addressed. If you're ready to help shape the future and empower teams, we want to hear from you! What You'll Do: As a Change Manager, you will play a pivotal role in planning, managing, and executing change management activities for exciting digital products and services. Your responsibilities will include: Change Delivery and Execution: Design and implement tailored change plans for various initiatives. Coordinate stakeholder engagement, communications, training, and support activities. Create user-facing materials and guidance documents to aid in the transition. Monitor and report on...