35 jobs found in London

Cassandra Experienced Data Engineer Needed! I'm currently supporting one of my investment banking clients who are looking to bring on a Data Engineer on an initial 6 month contract with scope of extension with Cassandra experience. The role will require 2-3 days a week in the London office with my client being able to pay up to £700 per day inside IR35. Responsibilities include: Design, implement and maintain Apache Cassandra clusters ,including keyspace design, replication strategies and partitioning models. Develop and optimise data models aligned to query patterns (denormalization ,partition key design, avoiding hotspots and wide partitions). Performance tuning: compaction strategies consistency levels, read/write path optimisation, JVM/GC tuning. Manager cluster operations: node additions/decommissions, repairs (node tool), backups and disaster recovery. Monitor cluster health using tools such as Prometheus/Grafana, OpsCenter, or equivalent. Support CQL query...

Prject Manager Cyber - Inside IR35 SZC is developing its security posture to improve maturity against NIST CSF and reduce residual risk. This includes preparation for ISO27001 certification of our Information Security Management System (ISMS) by the end of 2026 together with the associated arrangements, assurance and risk management. To support the many related activities and alignment with our alliances we require a Project Manager familiar with Cyber. This role will coordinate meetings, minutes and actions together with preparation activities for sessions refining controls, platforms, compliance, policy and risk alongside our Digital and CWA colleagues. Key Responsibilities Own the Cyber Development plan for Scope 27, ensuring key milestones, dependencies, and the critical path are mapped out and understood. Identify and manage issues and risks that could affect the successful delivery of activities Assign tasks to team and update Azure Dev Ops (ADO) Board capturing these...

API/Integration Developer - SC Cleared 7 months London / Hybrid - 2-3 days per week on site £550 Pay per day (Inside IR35) ***Please note - Due to the nature of the role and the client, the selected candidate MUST HAVE ACTIVE SC Clearance*** The Role We are currently looking for a Senior API/Integration Developer to join a major public sector technology programme on an initial 7-month contract. This is a hands-on development role focused on delivering bespoke integrations between internal systems, cloud platforms and third-party applications. The ideal candidate will have strong experience across Azure and C#/.NET, alongside a proven background in developing and supporting complex integration solutions. Candidates with strong integration experience using Python or other comparable programming languages will also be considered. Key Responsibilities Design and develop bespoke integration solutions between multiple systems and platforms. Develop and maintain integrations...

Regional Deployment Lead 3-6 months Remote Market rates inside IR35 - Umbrella only Role Purpose The Regional Deployment Lead is responsible for planning, coordinating, and executing the deployment of programs, projects, processes, systems, and operational initiatives across the assigned region. The role ensures successful implementation, stakeholder alignment, adherence to timelines, risk mitigation, and achievement of business objectives while maintaining operational continuity. Key Responsiblities Deployment & Program Management Lead end-to-end deployment activities for regional projects and transformation initiatives. Develop and manage deployment plans, schedules, milestones, and deliverables. Ensure deployment activities are executed within agreed timelines, budget, and quality standards. Monitor deployment progress and provide regular status updates to leadership and stakeholders. Drive standardization and consistency of deployment methodologies across...

Cerner Specialist Initial 4-month Contract Remote Working £450 - £500 per day, Inside IR35 We're recruiting on behalf of a global IT Services Provider who are looking for a Data Consultant (Cerner/Oracle Health) to support the remediation of performance issues and other problems associated with data pipelines. Key Responsibilities Remediate data pipeline and performance issues Provide DBA expertise across performance tuning and optimisation Work with stakeholders to gather and understand requirements Support data architecture and data structure activities Contribute to national healthcare submissions and data requirements Requirements: Excellent understanding of Cerner (Oracle Health Data) Advanced SQL skills Minimum 5 years' healthcare sector experience Strong DBA knowledge, particularly performance tuning Strong understanding of data architecture and data structures Knowledge of national healthcare submissions and data dictionaries Excellent problem-solving and stakeholder...

Senior / Lead Data Engineer – Contract - Inside IR35 📍 London – Hybrid, 3 days onsite 📅 Initial 6 months 💷 Inside IR35 I’m looking for a seriously hands-on Senior/Lead Data Engineer to join a major UK organisation undertaking significant investment across its Data & AI estate. The key word here is hands-on. We’re not looking for someone who has progressed into overseeing engineering from a distance. You’ll be actively building, modernising and optimising data workloads within a large-scale, complex environment. What we’re looking for: Strong Spark / PySpark engineering Large-scale data pipeline development & modernisation Python and strong software engineering fundamentals Performance, scalability & workload optimisation Cloud data engineering – ideally AWS CI/CD and modern engineering practices Experience working across complex, enterprise-scale data environmentsThere’s also a particularly interesting AI engineering angle. We want someone who knows how to use AI...

Senior Data Architect – Contract - Inside IR35 📍 London – Hybrid (3 days onsite) 📅 Initial 6-month contract I'm working with a major UK organisation looking for a Senior Data Architect to help shape the evolution of a large-scale, cloud-based data ecosystem. This is a senior but technically hands-on architecture role, working across complex distributed data platforms and influencing architecture direction across multiple engineering and data teams. Key experience: Enterprise-scale Data Architecture AWS cloud data platforms Spark / PySpark / Python Airflow & ELT/data processing Data Lakehouse & Data Products Streaming / Event-Driven Architecture Data Governance Architecture standards, patterns & technical design reviews Experience with delivering data architecture that enables ML/AI platforms essentialThis isn't an ivory-tower architecture position. We're looking for someone with deep engineering credibility who can operate at both technical and senior stakeholder...

DevOps Engineer - Azure, Dynamics 365 & Power Platform Fully Remote £500 per day inside IR35 6 months SC cleared About the Role We are seeking an experienced and proactive DevOps Engineer to join a team delivering solutions across Microsoft Azure, Dynamics 365 and Power Platform. This is a hands-on DevOps position focused on improving CI/CD pipelines, automating deployment processes and enhancing the security, reliability and efficiency of software delivery across the Microsoft cloud ecosystem. You will work closely with developers, testers, architects and other technical stakeholders within an Agile environment, helping to build and maintain robust deployment processes for Dynamics 365 and Power Platform solutions. Key Responsibilities Design, implement and maintain CI/CD pipelines for Dynamics 365 and Power Platform solutions. Develop, manage and optimise Azure DevOps (ADO) pipelines and repositories. Automate infrastructure provisioning and configuration using...

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 Quality Engineer Location: London (2 days per week onsite Mon & Thu) Contract: 6 months with possible extension Rate: £500 - £550 inside IR35 Key Responsibilities Design, develop, execute, and maintain manual and automated test cases for functional, integration, system, regression, and end-to-end testing. Validate merchant onboarding journeys, our Accept application flows, payment processing, settlements, and terminal management capabilities. Execute testing across web, mobile (iOS & Android), API, and backend systems. Prepare detailed test plans,...

Network Architect - SC cleared +6 months + +Fully remote working +SC cleared role +Sole British national only - due to nature of the project +Inside IR35 +£75 - £80 ph Skills: +Aruba +HLD / LLD +SC clearance - current active clearance Role Responsibilities Architect network solutions and technically lead their implementation Working closely with the wider architecture team to develop solutions Technically lead network projects, ensuring that the customer's requirements are met Provide assistance and support on architectural/technical issues to other team members as required, whilst sharing technical knowledge and experiences Create Blueprint, High and Low Level Design documentation for network solutions and guide these through internal and customer approval processes Create hardware Bill of Materials to meet solution requirements Gain and maintain a working knowledge of the Portfolio of network Products and Services, promoting this with the customer and encouraging...

Applications and ERP Lead 3-Month contract - Inside IR35 - up to £700 per day London based - hybrid working - 2 days a week onsite Facilities Management sector Experience Application portfolio assessment and rationalisation. ERP integration and future-state platform decisions. HRIS, CAFM and other enterprise applications. Integration versus coexistence decisions. Application migration, s and decommissioning roadmaps. Working with an incumbent application management provider. Comfortable operating in a multi-vendor environment and helping manage integration decisions and delivery Tools - Experience required Maximo Workplace Plus Success Factors SAP ECC Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of...

Job Title: Solution ArchitectLocation: Remote / London (2 days per week, Waterloo area) Rate: £500 - £570 per day (Inside IR35) Clearance: BPSS required for onboarding Eligibility: Must have 5 years' unbroken UK residency The Role We are seeking an experienced Lead Solution Architect to take ownership of solution architecture across a platform and associated data visualisation components. You will be responsible for ensuring scalability, security and performance are embedded throughout the solution while maintaining alignment with architectural governance and project standards. This position combines hands-on architecture leadership with team leadership responsibilities, working closely with technical and business stakeholders to ensure successful delivery. Key Responsibilities Own the solution architecture for the platform and data visualisation components. Embed scalability, security and performance principles across the solution. Ensure alignment with DSA architectural...

DevOps Engineer - SFIA 3 Rate: £480 - £530 Clearance Required: SC Active Duration: 6 months Location: Remote IR35 Status: Inside Job Description: We are seeking a skilled and proactive DevOps Engineer to join our Azure, Dynamics 365, Power Platform capability. This role is pivotal in enhancing our CI/CD pipelines, automating deployment processes, and improving overall team efficiency. You will work closely with developers, testers, and architects to streamline delivery and ensure secure, scalable, and reliable deployments across our Microsoft cloud infrastructure. Key Responsibilities: Design, implement, and maintain CI/CD pipelines for Dynamics 365 and Power Platform solutions. Automate infrastructure provisioning using Infrastructure as Code (IaC) practices. Manage and optimize Azure DevOps (ADO) pipelines, and repositories. Maintain version control and manage code branching, merging, and release strategies. Develop and maintain PowerShell scripts for automation and...

Dynamics 365 & Power Platform Developer 4-Month contract initially - Inside IR35 - up to £580 per day London based - remote working available Government sector Key Accountabilities Platform Development Develop, configure and enhance Dynamics 365 applications and associated Power Platform solutions. Deliver approved system enhancements, workflow automation and process improvements. Build and maintain Power Apps, Power Automate flows and Dataverse components. Support development of customer-facing digital capabilities including forms, portals and self-service functionality.Business-As-Usual Support Resolve development-related defects and technical issues. Support application maintenance and ongoing platform improvements. Assist with technical investigations and root cause analysis. Maintain technical documentation and release records.Project Delivery Deliver agreed technical work packages within approved projects. Collaborate with business stakeholders to translate...

Pontoon / Adecco 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: IT infrastructure Analyst (Disaster Recovery)- level 3 Location: London (2/3 days per week onsite) Working pattern: Occasional out-of-hours or weekend work for Disaster Recovery and resilience testing. Contract: 6 months with possible extension Rate: £550 inside IR35 Why This Role Exists · TRR is currently resource constrained and struggling to meet demand · Testing, reporting, and documentation activities are manual and delayed · Increasing requirements from Operational Resilience, BCM, Cyber, and regulatory · frameworks · Need to improve audit readiness,...

PL/SQL Developer (Oracle & IBM DataStage) Location: London (Hybrid, 3 days onsite) Contract: Initial 6 Months Rate: up to £450 per day (Inside IR35) Start: ASAP We are seeking an experienced PL/SQL Developer to join an exciting project for a leading banking client. We're looking for a strong data-focused developer with expertise across Oracle PL/SQL and IBM DataStage, capable of delivering data integration and ETL solutions within a complex enterprise environment. Essential Skills Strong Oracle PL/SQL development experience. IBM DataStage ETL development expertise. Advanced SQL development and performance tuning skills. Data warehousing and data integration experience. Experience working with large datasets in enterprise environments. Strong analytical and problem-solving skills. Desirable Banking or Financial Services experience. Experience supporting regulatory, risk or finance data platforms. Exposure to Azure or AWS. This is an excellent opportunity to...

International Solution Architect – Contract London / Hybrid – 3 days per week £700 per day – Inside IR35 Initial 3 month contract with strong potential to extend ASAP Start We’re looking for an experienced Solution Architect to join a major organisation delivering a large-scale international digital commerce programme. This is a high-priority hire supporting the continued expansion of digital and marketplace capabilities across multiple international territories. You’ll take ownership of end-to-end solution architecture, working across cloud, integration, e-commerce and enterprise platforms to design scalable solutions that support both customer-facing and partner-led channels. Role and Responsibilities: • Define end-to-end solution architectures across complex digital platforms • Lead high-level solution design across multiple systems and applications • Architect integrations between internal platforms and third-party partners • Support international e-commerce and marketplace...

Lead Azure Databricks Platform Engineer / Architect Hands-on Platform Engineering | Serverless | FinOps | POSIT/RStudio Migration 6 Month contract Inside IR35 - 500 a day London/Hybrid Role Purpose We are seeking a highly experienced, hands-on Azure Databricks Platform Engineer / Architect to enhance and optimise an enterprise Data Platform. The role combines architecture with direct implementation: the successful candidate must be able to configure, develop, troubleshoot and optimise Azure Databricks rather than operate only at design or governance level. The role is centred on three outcomes: enabling and optimising Databricks Serverless, strengthening FinOps and platform controls, and enhancing the Databricks Discovery Zone to support workloads currently delivered through POSIT/RStudio. Key Responsibilities 1. Databricks Serverless Enablement and Optimisation Assess existing workloads and determine suitability for Serverless, classic, job or interactive compute based...

Location: London - Hybrid - 4 days per week onsite Start Day: ASAP Contract Rate: £485 per day inside IR35 Duration: 12 months initially Role Overview Our client is seeking an experienced Azure DevOps Engineer to design, implement and maintain CI/CD pipelines, infrastructure automation, cloud environments and DevOps best practices on Microsoft Azure. This role requires strong hands-on experience across Azure services, Infrastructure as Code, containerisation, monitoring and release management. Key Responsibilities * Design and maintain Azure DevOps YAML CI/CD pipelines. * Automate build, deployment, testing and release processes. * Manage Azure infrastructure using Terraform, ARM Templates and Bicep. * Support Azure services including VMs, App Services, AKS, Azure Functions and Storage Accounts. * Deploy and manage Docker and Kubernetes (AKS) environments. * Implement monitoring and logging using Azure Monitor, Log Analytics, Application Insights and Grafana. *...

Lead Cloud Architect - Azure Transformation Location: Central London or Sheffield (Hybrid - 3 days onsite, with some travel between both sites) Contract: Initial 12 months with extensions (2-3 year transformation programme) Rate: £750-£900 per day (Inside IR35) Shape the Future of Cloud at one of the UK's Largest Organisations Are you an experienced Senior Cloud Architect with deep knowledge of Azure based cloud transformations? Do you have exceptional stakeholder engagement skills and a track record of significant contributions to complex, enterprise-scale environments? If so, apply now for this new role. We are looking for a highly experienced Senior Cloud Architect / Senior Azure Architect to play a pivotal role in a major enterprise-wide digital transformation programme. The successful Senior Cloud Architect / Senior Azure Architect will be an energetic, enthusiastic and charismatic leader, who can build key relationships with senior stakeholders as well as key internal...