Senior Java Software Engineer (Contractor) UK-Based Fully Remote Outside IR35 Contract to Dec 2026 We are supporting a global engineering and technology organisation in the search for a Senior Java Software Engineer (Contractor) to join their Performance Engineering & Research team. This is a fully remote opportunity (UK-based candidates only) working on robust, scalable software that supports sophisticated control algorithms and performance optimisation systems. The Role You will design, build and maintain efficient, high-performance Java applications, contributing across the full software development lifecycle including: Requirements analysis and system design Development and implementation Testing and deployment CI/CD and automation improvements Technical documentation Working under the guidance of the Principal Performance Engineer, you will collaborate with solution design, integration, simulation and delivery teams globally. What We re...

Business Analyst (Banking) 6 Month Contract London Hybrid Working The Adecco group is part of Adecco Workforce Solutions (AWS). We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. We are happy to be recruiting for one of our high-profile banking clients. They are currently looking for a Business Analyst (Banking) to join them for an initial 6 month contract, however there may be scope for extension. Role Purpose: The Business Analyst (BA) is responsible for understanding and assessing changing business needs, analysing impacts, documenting requirements, and facilitating communication between stakeholders. The role involves supporting business case...

Power BI Developer - Construction, Rail & Civil Engineering Department: Commercial / Project Controls / Digital & Data Reports To: Head of Project Controls / Digital Transformation Manager Location: Working from home Employment Type: Contract - (Outside IR35) Role Overview We are seeking an experienced Power BI Developer to support major infrastructure, rail, and civil engineering projects by delivering high-quality business intelligence and data analytics solutions. The successful candidate will work closely with Project Managers, Commercial Managers, Planners, and Senior Leadership teams to transform complex cost, programme, and operational data into clear, actionable dashboards that support performance improvement, cost control, and strategic decision-making. Key Responsibilities 1. Reporting & Dashboard Development Design, develop, and maintain interactive dashboards and reports Produce reporting for: Cost...

Info Sec and Cyber Security Consultant Up to 800pd DOE (Inside IR35) Milton Keynes - Hybrid 3 days in office 9 month initial contract Ideally SC/DV Cleared (Need to be eligible if not) My central Government client is looking for an experienced Information Security & Cyber Consultant to aid the business in making informed decisions about the Cyber and Information Security org structure and function, strategy. You will act as a subject matter expert to review the current setup with a view to providing advice, guidance and a draft strategy for information security and cyber functions (including the SOC). This is a fantastic role for any Information Security & Cyber Security Consultant with experience of working in an enterprise/Gov. environment to join on a potential long term contract basis. Roles & Responsibilities: Taking into account the status and work of the organisation, you will review the current organisation structure and function of...

Java Developers - Java21 min, TDD & BDD, North West, 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 take...

ava Developers - Java21 min, TDD & BDD, Tyne & Wear, 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...

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...

Salesforce Developer SC Clearable - London (Mainly Remote) 6 months - INSIDE 665 per day We are seeking an experienced Salesforce Developer to join a major public sector digital transformation programme. You will work within a secure government environment, delivering and enhancing solutions on the Salesforce platform. This role offers the chance to work with cutting-edge Salesforce Industry Cloud technologies while contributing to a high-impact national project. Key Responsibilities Develop Salesforce Industry Cloud solutions using Public Sector Solutions (PSS) Implement Flows, Apex classes , and Lightning Web Components (LWC) Support CI/CD pipelines using Git and collaborate via Jira and Confluence Work with stakeholders to design scalable, sustainable solutions following best practice Ensure testing, documentation, and quality standards are maintained Experience and Skills Required 5+ years of Salesforce development experience (Public Sector or...

C# .NET Developer Contract Daily Rate: 600 - 650 (inside IR35 via umbrella) Contract Length: 6 months initially Location: Hybrid Working - 2/3 days onsite per week Our client, a leading organisation in the tech sector, is seeking a talented C# .NET Developer to join their dynamic team on a contract basis. If you are passionate about software development and are eager to tackle exciting challenges, we want to hear from you! Key Responsibilities: As a C# .NET Developer, you will: Understand business requirements and design applications that meet those needs. Engage in business data analysis to inform application design and development. programme in Visual C#.NET while utilising both Oracle and SQL Server databases. Conduct unit testing and ensure quality assurance (QA) for all developed applications. Implement solutions in production and disaster recovery environments, providing support to users. Prepare and maintain technical documentation related to your projects. In...

Oracle Database Administrator (DBA) Contract Daily Rate: Up to 600 (Inside IR35 via umbrella) Contract Length: 6 months initially Location: Sindlesham, Wokingham (1 day per week onsite is required) Overview: Our client is seeking an experienced Oracle Database Administrator to provide essential support for Oracle and SQL Server databases within the estate. This role is vital in maintaining the systems that ensure operational continuity in the UK. As part of a dedicated DBA team, the successful candidate will be instrumental in managing an extensive Oracle database estate, ranging from legacy systems to modern deployments. Key Responsibilities: Provide 24x7 database management and administration expertise in high availability environments. Conduct proactive maintenance and monitoring of Oracle databases. utilise change, problem, incident, and release management tools effectively. Liaise with third-party service centres as necessary. Perform technical analyses and engage with...

Senior Systems Architect Duration: Min 6 months Rate: 800 to 900 Per Day - Inside IR35 via Umbrella Location: Warwickshire - Hybrid Working options available An accomplished, Midlands based Interim Senior Systems Architect is required to support our leading financial services client's Datacentre Exit program, the Data Centre of Excellence and Data Engineering team. The successful candidate will need to have a strong Senior Systems Architect background, with proven experience leading on the designs for Azure based Data platforms (Azure Synapse Analytics highly desirable). Data centre experience is also required. Deliverables - Deliverable 1: Support data engineering with any solutions design, HLD's needed for the long term and strategic solution move to Synapse. Deliverable 2: To provide IT assurance of SDP changes & DCoE initiatives, supplier produced proposals, technical reporting, remediation approaches and designs. Deliverable 3: To produce designs and...

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...

Adecco / Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job Title : Senior Software Engineer Contract : 12-Month Contract to be extended Location : Windsor Or London - Hybrid (Once a month in office) Rate : 650 - 700 inside umbrella Are you a talented software engineer with a passion for AI and cloud technologies? Do you thrive in collaborative environments where innovation is at the forefront? Our client is on the lookout for a Senior Software Engineer to join their dynamic team and help shape the future of contact centre solutions using AWS AI services! What You'll Do: As a Senior Software Engineer, you will...