51 information technology jobs found in Hemel Hempstead

NEW CONTRACT ROLE DATA LEAD - LABS PROGRAMME HYBRID WORKING (2 DAYS A WEEK IN THE OFFICE) £550-£600 OUTSIDE IR35 RATE I'm currently working on an exciting contract opportunity for a Data Lead within a large corporate organisation. This position will be heavily centred on data discovery, structuring and readiness, the main goal is to prepare data for migration into a new LIMS to reduce inefficiencies moving forward. REQUIRED SKILLS AND EXPERIENCE: They're looking for the following skill set: Extensive experience leading enterprise data initiatives or data work streams Strong understanding of structured and unstructured data environments Strong stakeholder management experience Extensive experience working with enterprise data warehouse platforms or cloud data lake environments Experience implementing or working with a Laboratory Information Management System (LIMS) is beneficial If you are interested in this opportunity, please apply now...

Infrastructure & Network Project Manager (Contract)| £600 p/day (Outside IR35) | 3-6 months | Hertfordshire (Hybrid) We're looking for an experienced Infrastructure & Network PM to deliver key projects across infrastructure and networking environments, with some exposure to AI-driven initiatives. Key Requirements: Proven PM experience in infrastructure & networking Strong technical understanding (cloud, Servers, security) Exposure to AI/automation projects (desirable) The Role: Lead end-to-end project delivery Manage stakeholders, risks, and budgets Work with technical teams and suppliers If this sounds like you, apply now for more details! Infrastructure & Network Project Manager (Contract) | £600 p/day (Outside IR35) | 3-6 months | Hertfordshire (Hybrid) Oscar Associates (UK) Limited is acting as an Employment Business in relation to this vacancy. To understand more about what we do with your data please review our privacy...

Role: AI Architect (Contract) Location: UK - Remote with occasional site meetings Engagement: OUTSIDE IR35 Client: FTSE250 organisation Duration: Initial 6 months Location : Multiple locations (London, Manchester, Birmingham) Overview A leading FTSE250 organisation is investing heavily in its next-generation technology strategy and is seeking a highly experienced AI Architect . You will define and drive enterprise AI architecture across the business, shaping standards, frameworks and scalable AI platforms that unlock measurable value. This role sits at the intersection of strategy, engineering, data and governance. Key Responsibilities AI Strategy & Enterprise Architecture Define and evolve the enterprise-wide AI architecture and roadmap Establish standards, patterns and reusable frameworks for AI/ML and generative AI Ensure alignment with cloud, data and enterprise architecture strategies AI Platforms & Technical Enablement Architect...

Microsoft AI Architect – Strategy & Governance (Copilot Studio, Power Platform) – £700 per day Outside IR35. 10 weeks initially. Hybrid role - London 1-2 days per week A Microsoft AI Architect - Strategy & Governance (Copilot Studio, Power Platform) is required by a leading financial services client to lead the strategy and governance of enterprise AI and Power Platform adoption. This is a critical programme focused on building scalable frameworks across Copilot Studio, Power Platform, and Azure AI. To be successful in this Microsoft AI Architect - Strategy & Governance (Copilot Studio, Power Platform) role, you will have: Proven experience defining Power Platform strategy and governance in enterprise environments Strong delivery of Copilot Studio / AI strategy and governance (essential) Deep expertise in Power Platform governance (environment strategy, pipelines, provisioning, licensing, compliance) Experience enabling Citizen Development vs Pro...

ComfyUI Workflow Developer | London | Remote-Friendly | £500 - £600 We're working with a high-end creative agency specializing in hyper-realistic CGI for global luxury brands on this exciting opportunity. We are looking for a technical visionary to bridge the gap between AI experimentation and high-end production pipelines. This role is about more than just generating pretty images; it’s about engineering robust, scalable AI architectures using ComfyUI, Python, and Stable Diffusion to meet the exacting standards of the luxury market. You will move from a high-impact POC sprint into a full-scale production deployment, automating asset generation that rivals traditional CGI. The Role Architect and build advanced ComfyUI workflows capable of generating high-resolution, brand-compliant assets at scale. Develop custom Python scripts and API integrations to connect AI pipelines with existing Digital Asset Management (DAM) systems. Transition from a 4-week Proof of...

Contract Java Developer – Data Up to £700 per day Outside IR35 (6 month rolling) In office – City of London Quant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning straightforward Python ETL/data ingestion into AWS and PostgreSQL. This is a growing team focused on data ingestion and building tooling for the wider firm. What you’ll do: Build and enhance Java backend services (APIs, batch jobs, integrations) used across the business Write clean, testable code with solid engineering discipline (testing, code review, debugging, production support) Maintain and extend Python-based ingestion/ETL (pragmatic plumbing, not heavy data engineering) Work with PostgreSQL (schemas, migrations, performant queries, data validation) Improve service reliability: monitoring/logging, sensible alerting, and predictable deployments via CI/CD Tech:...

Contract Java Developer – Data Up to £700 per day Outside IR35 (6 month rolling) In office – City of London Quant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning straightforward Python ETL/data ingestion into AWS and PostgreSQL. This is a growing team focused on data ingestion and building tooling for the wider firm. What you’ll do: Build and enhance Java backend services (APIs, batch jobs, integrations) used across the business Write clean, testable code with solid engineering discipline (testing, code review, debugging, production support) Maintain and extend Python-based ingestion/ETL (pragmatic plumbing, not heavy data engineering) Work with PostgreSQL (schemas, migrations, performant queries, data validation) Improve service reliability: monitoring/logging, sensible alerting, and predictable deployments via CI/CD Tech:...

Oracle 11g DBA | £500 - £600 We're working with a leading high-assurance consultancy delivering mission-critical infrastructure for the public sector on this exciting opportunity. We are hunting for a heavyweight Oracle 11g DBA to take the reins of a high-availability production estate. This is a high-impact, Outside IR35 contract where you will ensure the operational stability and performance of business-critical systems in a fast-paced, 24/7 environment using RMAN, Data Guard, and Linux-based platforms. The Role Provide 24x7 production support for mission-critical Oracle 11g database environments. Lead the diagnosis and resolution of complex performance issues and major incidents. Manage robust backup and recovery strategies using RMAN and ensure disaster recovery readiness via Data Guard. Implement critical database changes and security patches through rigorous ITIL-aligned change management processes. Optimize long-term stability through proactive...

Data Lead / Senior Data Analyst, Laboratory Digitisation, £600 per day outside IR35 We’re looking for a hands-on Data Lead / Senior Data Analyst to support a major laboratory digitisation programme. This role is ideal for someone who enjoys getting close to the data, understanding how it’s captured, structured, and used to drive analytics and digital products. What you’ll be doing Analyse and catalogue existing data sources, structures, and storage Assess data quality, gaps, duplication, and integrity issues Define data requirements, fields, and validation rules for new systems Work with stakeholders to shape analytics-ready, structured data models Support data cleansing, migration, and transformation activities Translate business and product needs into clear data specifications Collaborate on data architecture, integration (APIs/ETL), and reporting needs What we’re looking for Strong hands-on data analysis experience (profiling,...

Power BI Developer | £500 - £600 We're working with a leading specialist in major infrastructure and civil engineering consultancy on this exciting opportunity. We are looking for a data visionary to transform complex project controls data into high-impact visual intelligence for some of the UK's largest rail and infrastructure frameworks. As a Power BI Developer, you will bridge the gap between technical data architecture and executive decision-making, utilizing DAX and SQL to drive commercial performance. You will be instrumental in automating reporting for multi-million pound projects, ensuring stakeholders have real-time visibility into cost, risk, and operational health. The Role Design and deploy advanced Power BI dashboards focusing on Cost Value Reconciliation (CVR) and Earned Value Management (EVM) metrics. Develop complex data models using Power Query (M) and DAX to integrate data from ERP, SQL databases, and Excel-based site systems. Automate...

Backend Engineer – C#, .Net, Azure | Payments Financial Services | £600/day outside IR35| Hybrid We’re partnering with a leading financial services firm in the FinTech payment space that’s investing heavily in modernising its technology stack. With a new tech leader driving innovation, the focus is on building in-house systems that are scalable, reliable, and future-ready. About the Role Backend Engineer position You’ll take ownership of building and enhancing key client-facing applications using C#, .Net, Azure . As a Backend Engineer you will have tried and tested experience joining a FinTech/Financial Services company at the stage of 0-50 employees. This company is looking to grow significantly, building out 4 new engineering teams include Seniors and Team Leads. The work spans complex financial products, so you’ll have the chance to engage with both technical and business stakeholders across the UK. 💰 Paying up to £600 per day (Outside IR35) 🏢 1–2 days...

IT Project Manager - Mergers & Acquisitions London Rate: £650 - 750 p/d (outside IR35) 3 month initial contract We're representing a high-growth organisation actively acquiring multiple businesses annually and building a dedicated M&A IT team to support that expansion. This is a critical, long-term hire and they are seeking an experienced Project Manager to play a central role in leading the successful delivery of complex IT integration projects. You'll join a strategically independent team focused solely on M&A integration, reporting into the IT Service Delivery Manager. With up to 10 acquisitions planned each year for the next four years, this is a rare opportunity to work in a fast-paced, high-impact environment where your leadership and delivery skills will directly shape enterprise-wide change and you'll gain career defining experience. Key Responsibilities * Lead the full project life cycle for M&A-related IT initiatives * Build and manage...

Mentmore are currently supporting a multi-national retailer in the search for a Retail IT Project Manager with Point of Sale (POS) roll out experience. The candidate should have an extremely strong background working in global retailers as a Project Manager working on multi-site deployments of POS software (ideally Oracle). The Project Manager should also have a proven track record of delivering complex retail IT projects on time within budget. The role will include occasional European travel (up to once a month) but the role is based predominantly remote on an outside IR35 contract. Please reach out if you feel you have the required experience for immediate consideration.

AI ENGINEER | £550 - £650 We're working with a leading innovator in the Higher Education sector on this exciting opportunity. Are you ready to build the future of academic technology? We are looking for a high-calibre AI Engineer to lead the charge in developing transformative LLM-based solutions and conversational agents within a dynamic, intellectual environment. This is a chance to leverage cutting-edge AWS infrastructure to revolutionise how students and faculty interact with information. The Role Design and develop sophisticated conversational agents and LLM-based assistants tailored for the education sector. Lead the creation of AI proof-of-concepts (POCs) using AWS Bedrock and Microsoft Copilot Studio. Implement robust prompt engineering strategies and fine-tune foundation models to ensure accuracy and relevance. Collaborate closely with non-technical stakeholders to co-create AI solutions that address real-world academic challenges. Ensure all...

London, UK Contract Up to £700p/d (Outside IR35) We’re working with an early stage start up focused on AI HR tooling to drastically improve performance and efficiency. They are a small, focused team looking for a Senior Backend Engineer to help them scale up their AI platform and make a real impact. They are looking for an engineer with strong commercial use of either Java, Kotlin or Scala and proficiency with Python to help modernise their codebase. Responsibilities: Build and scale backend systems for AI-driven automation products Collaborate with product and frontend teams on planning and decision-making Contribute to architecture, design, and scaling efforts Manage CI/CD pipelines and cloud infrastructure deployments Collaborate directly with our CEO and CTO to architect end-to-end backend solutions Key Requirements Strong programming skills in the JVM ecosystem Some proficiency in Python 6+ years of backend development experience...

Role: System Architect Location: London, UK (Hybrid) - Possible remote Rate: £600–£650 per day (DOE) Start Date: ASAP Type: Contract (6 months, with potential extensions) IR35 Status: Outside IR35 Company Overview Our client is a fast-growing organisation within the space industry , focused on delivering sustainable space solutions . Working with leading global partners, they are driving innovation across complex space missions in the UK and Europe. The Role This is a senior technical leadership position , acting as the System Architect and technical authority across space missions. You will lead system-level design and delivery across the full lifecycle , from concept through to integration, testing, and in-orbit operations, while working closely with multidisciplinary teams and external stakeholders. Key Responsibilities - Lead end-to-end mission development across space, ground, and launch segments - Define system architecture,...

Backend Engineer – C#, .Net, Azure | Payments Financial Services | £600/day outside IR35| Hybrid We’re partnering with a leading financial services firm in the FinTech payment space that’s investing heavily in modernising its technology stack. With a new tech leader driving innovation, the focus is on building in-house systems that are scalable, reliable, and future-ready. About the Role Backend Engineer position You’ll take ownership of building and enhancing key client-facing applications using C#, .Net, Azure . As a Backend Engineer you will have tried and tested experience joining a FinTech/Financial Services company at the stage of 0-50 employees. This company is looking to grow significantly, building out 4 new engineering teams include Seniors and Team Leads. The work spans complex financial products, so you’ll have the chance to engage with both technical and business stakeholders across the UK. 💰 Paying up to £600 per day (Outside IR35) 🏢 1–2 days...

Go Engineer - Golang - Go - Product - TDD - £550/£600 (Outside IR35) - Hybrid - 3 months - Immediate Starter Paying up to £550 per day (Outside IR35) We're a mission-driven tech company that builds products to help people make confident decisions about their finances and everyday services. They are looking for a strong Go Developer who is excited about working with new technologies. Essential Skills: Strong commercial experience with Golang Must have a Product first mentality Experience with observability would be great Experience configuring, deploying, and monitoring applications on AWS. TDD (Test-Driven Development) experience. API build experience is essential, especially with 3rd party API's Comfortable working with relational and NoSQL databases, including complex queries and performance optimization. Solid understanding of web design patterns, including SOLID principles. Experience working in an agile, collaborative environment. Familiarity with...

We're working with a leading global specialist recruitment consultancy on this exciting opportunity. We are looking for a high-impact Integration Delivery Lead to spearhead a major IT transformation programme, driving the technical and operational alignment of complex enterprise systems. In this high-visibility role, you will be the glue between technical architects and senior business leaders, ensuring that large-scale data migrations and platform consolidations are delivered on time and within budget. This is a hands-on opportunity to shape the future digital landscape of a major organisation using Agile and Waterfall methodologies. The Role Lead the delivery of a unified IT integration plan, managing complex interdependencies across various technical and operational workstreams. Partner with the Digital PMO to provide high-level reporting on milestones, risks, and resource pressures using Jira and MS Project. Architect risk mitigation strategies for...

Salesforce Solution Architect | £600 – £700 | Outside IR35 | 6 Months | Hybrid London   We’re recruiting for an experienced Salesforce Solution Architect  for a 6-Month contract role. This position is determined as Outside IR35 and is offered on a Hybrid remote basis requiring travel to London 1-2 times a week ideally.   Key Requirements   Lead end‑to‑end Salesforce Sales Cloud transformation to enable scalable enterprise optimisation. Architect and build refactored, data‑first CRM structures supporting accurate downstream reporting. Conduct full architectural audit and redesign aligned to entire customer lifecycle journey. Establish universal identifier ensuring seamless data parity across integrated internal systems. Implement governed, automated workflows replacing manual pricing, approvals, and deal processes. Translate technical gaps into commercial solutions; FinTech industry experience highly beneficial.   What to do next   If this Salesforce Solution...