SC Cleared Agile Business Analyst Location: Hybrid (UK-based - occasional on-site) Duration: 6 months (initial, with extension potential) Clearance: Active SC Clearance required - Do not apply if you don't hold active SC Clearance Day Rate: £400 - £500 per day (Inside IR35) Overview: We're seeking an SC Cleared Business Analyst with experience in email or messaging systems to support a key Email Mo click apply for full job details more ->

Senior Java EFX Platform Developer Location: Fully Remote (UK-based) Contract: 12 Months (likely extension) Industry: Investment Banking/FX E-Trading The Opportunity We're partnering with a leading investment bank on a major greenfield build - a brand-new, in-house FX E-Trading platform.This multi-year programme is at an early stage, offering the chance to help shape architecture, performance, and design from the ground up. Join a team of experienced technologists delivering a modern, low-latency trading environment - all while working fully remotely from anywhere in the UK. Why This Role...  more ->

Up to £900 per day (via umbrella) London - Hybrid (2-3 days onsite) 12-Month Initial Contract - Immediate Start Join a Front Office Electronic Trading Technology team at a Tier-1 Investment Bank, delivering next-generation algorithmic trading systems across benchmark, smart order routing, and internal crossing strategies. The Role You'll work as a Core Java Developer within a high-performing Algo Engineering group, responsible for evolving a suite of low-latency, high-throughput trading engines that power the firm's EMEA and global electronic trading business. This includes delivery of key...  more ->

Job Title: Senior Python Developer Contract Duration: 12 Months Location: Hybrid (2 days on-site in Manchester, Bristol, or London) Rate: 600-650 per day (Inside IR35) Clearance Requirement: Active SC Clearance (Candidates can start on BPSS while SC is being transferred) Our client is embarking on an exciting project to transform their digital services, and we are looking for a Senior Python Developer to join our team. This role is crucial as one of the first development positions on this project, and we need someone with extensive experience who can think strategically about both short- and...  more ->

DV Cleared Site Reliability Engineer - Automation, DevOps Location: London (On-site) Rate Guide (can be negotiated): £ 550-700 per day (Inside IR35) Duration: 12 months Clearance Required: UK Developed Vetting (DV) Eligibility: Must hold active DV clearance to start SmartSourcing Ltd is seeking a skilled Site Reliability Engineer to support a secure government programme in London. This is a high-impact role within a fast-paced, mission-critical environment, ideal for professionals with strong automation and DevOps expertise. Key Responsibilities: Design, build, and maintain scalable and...  more ->

Senior Business Analyst 6 months contract hybrid working 650pd inside IR35 You'll be working in an exciting and growing cross-functional team working collaboratively to shape and run the Digital Commercial Centre of Excellence (DCCoE). You will engage with a range of stakeholders and help identify opportunities for reform to digital procurement practices and policies to support growth and innovation.You will initially join the DCCoE's Central Buying squad. This workstream aims to centralise UK public sector buying of digital - starting with end-user devices and cloud platforms. You will...  more ->

About the Role Must have solid Government background, Agile working, User Strories. We are seeking a Senior Digital Business Analyst to support a major public sector digital transformation initiative. This role offers the opportunity to work on high-impact services that deliver real value to citizens and government stakeholders alike. You'll work as part of a high-performing Agile team, collaborating with Product Owners, Delivery Managers, and Technical Leads to define business needs, document clear requirements, and ensure development teams have the information they need to deliver...  more ->

Job Description We are seeking a highly skilled Lead Appian Developer to drive the design, development, and delivery of enterprise-grade Appian solutions. In this role, you will lead client engagements, collaborate with stakeholders to understand business needs, and architect scalable digital workflows that deliver exceptional business outcomes. You will be responsible for translating complex business challenges into robust Appian-based solutions, leading teams through the full project life cycle-from requirements gathering and technical design to implementation and deployment. Skills &...  more ->

IAM SOX Audit Controller - Banking - London/Hybrid. Our client, an investment bank based in the City of London, requires an experienced IAM SOX Audit Controller to join their team to carry out IAM SOX audit controls and check compensating controls for IAM leaver processes. ESSENTIAL SKILLS & EXPERIENCE; Proven experience working in Audit Control within a banking/investment banking/financial services setting; Experience in Internal Controls: Proven experience in designing, executing, and documenting internal controls over financial reporting (ICFR); SOX Knowledge: Strong working knowledge of...  more ->

SC Cleared Contract Developer - Node.js/AWS Inside IR35 | £400 p/day | 3 days per week in London We're supporting a client who needs a strong Software Developer/Devops Engineer with solid AWS experience to join an active programme. You'll work across build, support and deployments, combining hands-on development with core DevOps practices. Key Requirements: Strong software engineering background DevOps experience (CICD, deploying changes to higher environments) AWS expertise - Lambda essential, Connect desirable Node.js IaC knowledge - Terraform desirable If this sounds of interest, please...  more ->

SC Cleared - Senior SRE Initial 6-month Contract Role Hybrid working, twice per week in London office £450 - £500, Inside IR35 Please note, current and active SC Clearance is mandatory to be considered We're partnering with a Global IT Provider who are seeking a highly skilled and experienced Senior Site Reliability Engineers with good proficiency in cloud migration, using Azure CAF. In this role, you will be responsible for This role will report into the Cloud Platform Lead. The role will be an important cog in the technical implementation for delivering further services to the cloud. This...  more ->

Oracle Fusion Payroll Consultant Oracle Fusion, Oracle EBS, Oracle Payroll, Oracle HCM modules, Service design, Advisory role, Process modelling, System Integration, Public sector payroll, Oracle Configuration, Oracle Integration £650-£675 per day via Umbrella 3 days per week on-site in Central London (mandatory) 6 months initial contract - part of a multiyear programme Join a dynamic team in the midst of a major procurement process to implement Oracle Fusion, focusing on the payroll and HCM modules. This lead advisory role is crucial in guiding the transition from Oracle EBS to Oracle...  more ->

Robert Half Technology are assisting a market-leading financial services organisation to recruit an Amazon CX Senior Engineer on a contract basis. Hybrid working - London based. Role The Amazon CX Senior Engineer will lead the design, implementation, and optimisation of complex full-stack Amazon Connect solutions. Lead technical design and architecture for advanced Amazon Connect implementations. Develop sophisticated contact flows incorporating third-party integrations, SSO, and complex customer requirements. Design and implement advanced Amazon Q integrations. Create optimised forecasting,...  more ->

Location: London Contract Duration: 6 weeks Daily Working Hours: Monday to Friday, 08:30 - 17:00 Day Rate: £180-190day (inside IR35, via umbrella) Expenses: Mileage and parking claimable Scope of Work: This is a field-based, junior-level role providing basic break/fix support for HP and Lenovo laptops and desktops. The contractor will assist senior technicians with repairs and follow step-by-step instructions for simple tasks. Key Responsibilities: Attend designated sites to assist with laptop and desktop repairs, including reassembly under guidance Support troubleshooting, diagnostics, and...  more ->

The role Remote £550 Inside ir35 6 months contract Key Skills needed - Design/implementing Unix/Linux system and services open-source solutions and performance tuning. - HPC technologies: Lustre, Slurm - Configuration systems such as Ansible and Terraform - Unix/Linux Scripting. - Networking: TCP/IP, DHCP, VLANs, spanning tree protocol, link aggregation for performance (MTU settings) and reliability requirements. - Linux administration skills, including Bash Scripting, ACL, users, groups, filesystems, packages management, common demons (SSH-Servers, NTP, SSSD, Apache, Ngnix, HAproxy, MySQL,...  more ->

Responsibilities: Configuration and administration of IBM z/OS Mainframe network software. Configuration and administration of network related 3rd party system software. Provision of technical support for Mainframe Networking issues during the normal working day and out of hours on call support. Act as a Mainframe Networking resource for internal and external projects. Monitor the performance of Mainframe networking components and instigate remedial action. Production of clear technical documentation as appropriate Compliance with all local, regional, global and regulatory policies, processes...  more ->

Responsibilities: Configuration and administration of IBM z/OS Mainframe network software. Configuration and administration of network related 3rd party system software. Provision of technical support for Mainframe Networking issues during the normal working day and out of hours on call support. Act as a Mainframe Networking resource for internal and external projects. Monitor the performance of Mainframe networking components and instigate remedial action. Production of clear technical documentation as appropriate Compliance with all local, regional, global and regulatory policies, processes...  more ->

A large organisation is seeking an Oracle HCM Developer to support a major HR transformation programme focused on Oracle HCM Cloud. The successful candidate will develop, configure, and enhance Oracle HCM modules, integrations, and reports. INSIDE IR35 HYBRID WORKING 3 DAYS IN LONDON Responsibilities : Develop and configure solutions within Oracle HCM Cloud across relevant modules. Build integrations using Oracle Integration Cloud (OIC), HCM Extracts, and REST/SOAP APIs. Develop BIP and OTBI reports as required by the business. Support technical design, data migration, and testing activities....  more ->

PostgreSQL DBA (SC Cleared) *candidates must hold an active SC clearance* Start: asap Duration: 6 months + Location: London OR Bristol (3 days per week on site) Rate: £650 - 740 per day (inside IR35) Role: - Design and deploy a new PostgreSQL instance tailored for performance, scalability, and reliability. - Ensure best-practice configuration and robust security standards. - Database Administration - Manage and optimize the current PostgreSQL instance, including: - Indexing strategy - Storage management - Query optimization - General DBA maintenance and monitoring - Troubleshoot performance...  more ->

Settlements operations specialist (Equity) A leading financial institution with a strong global presence is seeking a Settlements Associate to join their Desk. This role involves managing collateral within the Global Equity Finance team. Length of contract: 12-month + (with a strong possibility for extension) Day rate: £350 - £400 per day (inside IR35) Location: City of London (Hybrid role 1-2 days in the office) Overview of role: The role involves managing settlement duties within the Equity Operations area. To ensure that settlements are smooth and efficient, and that exposure is managed...  more ->

About CACI From our headquarters in London, we're busy empowering organisations to make bold, strategic moves with the power of data and technology. Founded in 1975, our operations take place from multiple offices across the UK, Europe and India with over 1600 Full time employees and an annual turnover of £179m. Our expertise spans industries, from retail and education to public sector and transport - delivering intelligent solutions that drive progress and create measurable impact. Whether it's business intelligence, customer marketing, cloud infrastructure, cybersecurity, critical national...  more ->