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Harvey Nash's FS client is seeking a Python ML Engineer to support two major projects in the Backup Engineering team. The role requires strong Python and Machine Learning experience, plus building REST APIs, and working with message queues (Kafka, RabbitMQ, Celery).

Six-month contract role in Sheffield for a Technical Integration Lead responsible for driving integration of data flows from core capacity management systems into upstream and downstream platforms. Combines solution design with hands-on engineering, data reporting, and technical communications. Focus on risk and controls, observability, and automation; lead interface design, tooling assessment, testing, release, and handover; collaborate with IT system owners, engineering, infrastructure, architecture, and risk teams to design reusable patterns and ensure operational readiness.

Role Description: Own deployment, observability, reliability, cost control, and production operations for the AI helpdesk platform. Build and manage CI/CD pipelines, infrastructure, and runtime environments for AI services. Deploy and operate model-serving, orchestration, and application workloads. Implement monitoring, tracing, alerting, logging, and operational dashboards. Manage scaling, release processes, rollback mechanisms, and production support. Optimize inference cost, latency, uptime, and system reliability. Create runbooks, incident response processes, and operational standards.

An experienced Firewall Engineer to design, implement, and support Fortinet and Juniper firewall platforms; provide L3 support in a complex enterprise environment.

SC-cleared Power Platform Developer for a 6-month contract to build, configure and enhance Power Platform solutions (Power Apps, Power Automate, Dataverse) within ALM/governance frameworks; occasional travel to Gloucestershire; active SC clearance required.

Hands-on Database Migration Consultant role to lead data migration projects in healthtech, owning migration workstreams, developing and optimizing SQL procedures, supporting data mapping and integration, and collaborating with customers and engineering teams to deliver successful data migrations.

This role will lead the development activities and support the team overseeing the re-factoring of the application as part of a large programme. You will work directly with IBM and client teams, as well as within a wider programme team, to deliver the application changes required for a successful migration. Responsibilities include designing, developing, and assuring key application components, while contributing to the overall technical implementation.

Senior Software Engineer with Python and Java sought for a large Life Sciences consulting project. 5–10 years' experience, with Python and Java; ML experience and ideally Go; security clearance preferred. Initial 2 roles on a team of 4, remote work possible with project based in Oxford; Central London offices. Daily rate £500–£2000. Contract 3–6 months with potential for permanent hire.

We’re recruiting for an experienced Umbraco Engineer for a 2-Month contract role to start next week. This short term contract position will take ownership of Umbraco stack projects for a historic client, delivering high-quality solutions in a fast-paced environment. Key requirements include strong expertise across Umbraco, .NET, ASP.NET Core, C#, SQL, and experience building scalable CMS solutions integrated with APIs and Azure. This role involves end-to-end delivery and collaboration with designers, stakeholders, and developers on high-traffic Umbraco projects.

London-based contract for a Web Developer/Technical Solutions Consultant to support major News publishers by integrating search technologies and AI models. Role emphasizes live debugging, consultancy between external partners and internal Product/Engineering teams, and escalation management involving JavaScript, APIs, and Googlebot crawling. Requires strong JavaScript, HTML, and CSS skills and 3–5 years in technical support or web development.