233 jobs found in London

PENETRATION TESTER REMOTE (OCCASIONAL TRAVEL TO OFFICE IN BATTERSEA) OUTSIDE IR35 £500 TO £550 PER DAY DECEMBER START This is an opportunity to join a growing in-house cyber security function that is continuing to expand its penetration testing capability across multiple business units. You'll take ownership of end-to-end testing engagements, working independently while helping shape the future direction of a mature and evolving security programme. The Company They are a large international organisation with a diverse portfolio of consumer-focused businesses operating across multiple regions. Over recent years, they have invested significantly in building internal cyber security capabilities, creating a consultancy-style function that supports a broad range of technology environments. Their security team works closely with stakeholders across Europe and Asia, delivering high-quality testing and security assurance services. The Role and Deliverables...

Help shape AI-driven security operations at a Fintech, using tools such as CrowdStrike and Wiz to strengthen threat detection and response. Salary: £500 - 550 per day Senior Security Engineer A Fintech requires a contract Senior Security Engineer who will be responsible for enhancing threat detection, SIEM capabilities and incident response across a complex, cloud-native environment. The role has a strong focus on automation and AI-driven SecOps, using tools such as CrowdStrike and Wiz to improve security monitoring, detection and response capabilities. Day Rate: £500-£550pd. IR35 Status: Outside. Travel: 5 days a week in Central London Office. Duration: Initial 6 months. Key Responsibilities: Build, develop and continuously improve SIEM detection capabilities, creating and refining complex detection rules, alerts and dashboards to identify threats across end-user and production environments, using the MITRE ATT&CK framework....

Interim Organisational Change Project Manager / People Transformation Project Manager £425 per day | Outside IR35 | 3 months  London (3 days per week onsite) | 5 days per week contract We are seeking an experienced Interim Project Manager to lead a significant organisational change programme for a business undergoing a period of transformation. This assignment will focus on the planning and delivery of a restructuring programme, ensuring activities are coordinated effectively, risks are managed, and key milestones are achieved. Working closely with senior leadership and an established HR team, you will provide the project management expertise required to drive the programme through to successful completion. Key Responsibilities Lead and coordinate a business-wide organisational change, People Transformation and restructuring programme. Develop and maintain detailed project plans, timelines, governance and reporting frameworks. Manage stakeholders across executive,...

Senior Security Engineer A Fintech requires a Contract Senior Security Engineer who will be responsible for enhancing threat detection, SIEM capabilities and incident response across a complex, cloud native environment. The role has a strong focus on automation and AI-driven SecOps, using tools such as CrowdStrike and Wiz to improve security monitoring, detection and response capabilities. Day Rate: £500-£550pd IR35 Status: Outside Travel: 5 days a week in Central London Office Duration: Initial 6 months Key Responsibilities: Build, develop and continuously improve SIEM detection capabilities, creating and refining complex detection rules, alerts and dashboards to identify threats across end user and production environments, using the MITRE ATT&CK framework. Investigate and respond to security incidents, working across SIEM, EDR and cloud security platforms to manage the full incident lifecycle, from alert triage and investigation through to containment,...

Interim Organisational Change Project Manager/People Transformation Project Manager £425 per day | Outside IR35 | 3 months London (3 days per week onsite) | 5 days per week contract We are seeking an experienced Interim Project Manager to lead a significant organisational change programme for a business undergoing a period of transformation. This assignment will focus on the planning and delivery of a restructuring programme, ensuring activities are coordinated effectively, risks are managed, and key milestones are achieved. Working closely with senior leadership and an established HR team, you will provide the project management expertise required to drive the programme through to successful completion. Key Responsibilities Lead and coordinate a business-wide organisational change, People Transformation and restructuring programme. Develop and maintain detailed project plans, timelines, governance and reporting frameworks. Manage stakeholders across executive,...

RevOps Systems Consultant - HubSpot 3 Month Contract Location: UK - Remote Rate: £450 - £500 per day (Outside IR35) Key Skills: HubSpot, Revenue Operations, CRM Integration, Xero, Data Migration We're recruiting an experienced RevOps Systems Consultant to support a growing SaaS business with a significant CRM and finance systems transformation project click apply for full job details

Take ownership of strategic risk management and help shape the future of governance, risk and assurance at a prestigious, purpose-led organisation. Salary: £450 - £550 per day + Outside IR35 Risk & Resilience Lead – Fractional Contract Location: London (Hybrid – 1 day per week onsite) Contract: 6 months initially, with potential extension Commitment: 2–3 days per week Start: November 2026 Day Rate: Competitive, dependent on experience We are working with a prestigious, purpose-led organisation to appoint an experienced Risk & Resilience Lead on a fractional contract basis. This is an opportunity to take ownership of an organisation's strategic risk management framework, strengthen its approach to incident management and help shape the future of its governance, risk and assurance function. You will work closely with senior leadership to embed a proportionate, effective approach to risk management, ensuring the...

Oracle DBA - SC Cleared / Outside IR35 An Oracle DBA is required. Responsibilities: - Installation and Upgrades: Deploy Oracle database software, apply patches, and perform version migrations. - Backup and Recovery: Design and test RMAN backup strategies to prevent data loss. - Performance Tuning: Monitor system metrics, optimize SQL queries The role is based remotely and is outside IR35 for 3 to 6 months initially. Extensions are likely. The expected start date is likely to be December or January once onboarding checks have been completed. To be considered for the role please send over your latest CV. Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take a minimum 10 weeks. LA International is an award-winning partner of choice for many of the world's...

Full Stack Engineer | Cross Asset Trading | React, C#, .NET, SQL Server | London | Hybrid 1-2 days onsite | Up to £550 p/day | Outside IR35 We’re working with a cross-asset trading business that’s firmly tech-first, where engineering sits at the heart of how the firm operates. They’re looking for a Full Stack Developer to join on a contract basis and help build the applications their traders and teams rely on every day. On the technical side, this is a front end-led role, with roughly 60% of your time in React, 30% across .NET, C# and API development, and the remaining 10% in SQL Server. Experience with the modern React ecosystem will set you apart, particularly the TanStack suite, which has become the industry standard for data access and routing. Just as important, you’ll bring a background in regulated environments. Finance can be a tricky space to step into cold, so a solid grasp of the vocabulary and an understanding of models and funds work will help you hit the...

We're working exclusively with an established investment management business seeking an experienced, hands-on Full Stack .NET Engineer to take a number of internally developed applications and prototypes through to production. The business has been using AI-assisted development tools, including Claude, to rapidly develop working prototypes and now requires an engineer with the technical depth to turn these into secure, scalable and maintainable production applications. This is a backend-leaning full-stack role, with a strong emphasis on C#/.NET, Azure, application architecture and data integration. You'll also need sufficient frontend development experience to deliver complete, functional applications. Working directly with senior business stakeholders in a small technical environment, you'll have considerable autonomy and responsibility for technical delivery. Key responsibilities Take existing applications and prototypes through to production. Design, develop and...

Principal AI Consultant | Contract | Up to £700/day Outside IR35 A leading financial institution is expanding its AI delivery capabilities and is looking for a Principal-level specialist to help shape and deliver its next generation of enterprise AI solutions. The programme will initially focus on AI-powered trading recommendations, using client behaviour and market predictions to inform trading decisions. You'll have ownership of the technical direction, working closely with business stakeholders and engineering teams to take ideas from initial definition through to approved production systems. A major part of the challenge is ensuring solutions meet the governance, validation and model-risk requirements of a regulated financial environment, alongside delivering hands-on technical work. Key requirements: 10+ years of commercial engineering or data science experience. Demonstrable experience taking commercial AI/ML systems into production. Strong Python, machine...

Role: Exit Programme/Project Manager Location: Newbury and or London Office 2 to 3 days per week Positions: Contract (Outside IR35) Clearance: SC Cleared(Mandatory) Job Description/Deliverables : Overview Client is seeking an experienced Exit Manager to lead the end-to-end transition and exit of services click apply for full job details

Enterprise Architect - £700 p/d (Outside IR35) - 6-week initial contract - London (2/3x a Week Onsite) A growing technology consultancy is looking for an experienced Enterprise Architect to support complex digital transformation initiatives across its UK enterprise client base. This is an exciting opportunity to play a key strategic role in shaping enterprise architecture, modernising Legacy technology estates and aligning technology investments with wider business objectives. Working closely with senior stakeholders, including CTOs, CIOs and technology leadership teams, the Enterprise Architect will be responsible for defining target-state architectures, developing transformation roadmaps and establishing architectural governance frameworks. You will also support pre-sales activities, providing technical expertise and strategic guidance across major enterprise transformation opportunities. Key Responsibilities Define and develop enterprise architecture strategies,...

Solutions Leader - Data - £700 p/d (Outside IR35) - 6 - week contract - London (2/3x a Week Onsite) A growing technology consultancy is looking for an experienced Data Solutions Leader to drive enterprise data architecture and modern data platform initiatives across its UK client base. This is an exciting opportunity to combine strategic data advisory, solution architecture and technical leadership, supporting organisations in modernising their data estates and developing scalable enterprise data capabilities. Working closely with senior client stakeholders, business development teams and data engineering functions, the Data Solutions Leader will define enterprise data strategies, architect modern data platforms and lead technical pre-sales engagements. You will also provide architectural oversight across data delivery initiatives, support the development of data engineering capabilities and contribute to the consultancy's data thought leadership. Key...

Solutions Leader - AI - £700 p/d (Outside IR35) - 6-Week Initial Contract - London (2/3x a Week Onsite) A growing technology consultancy is looking for an experienced AI Solutions Leader to drive the development of its enterprise AI capabilities across the UK market. This is an exciting opportunity to combine AI solution architecture, technical leadership and commercial advisory, supporting enterprise clients in adopting Generative AI and advanced machine learning technologies. Working closely with business development teams, senior client stakeholders and AI engineering teams, the AI Solutions Leader will define enterprise AI architectures, lead technical pre-sales engagements and shape AI technology roadmaps. You will also provide technical direction across AI delivery initiatives, support the development of engineering capabilities and contribute to the consultancy's AI thought leadership. Key Responsibilities Define enterprise AI strategies and design...

Principal Architect/Technology Thought Leader - £700 p/d (Outside IR35) - 6-week initial contract - London (2/3x a Week Onsite) A growing technology consultancy is looking for an experienced Principal Solutions Architect/Technology Thought Leader to support enterprise clients with solution architecture, technical advisory and modern technology adoption. This is an exciting opportunity to combine strategic architectural leadership with hands-on technical delivery, helping organisations translate emerging technologies into practical business solutions. Working closely with senior client stakeholders, engineering teams and technical leadership, the Principal Solutions Architect will design enterprise-grade solutions, develop technical roadmaps and provide architectural guidance across complex client engagements. You will also support pre-sales activities, lead Proof of Concepts (PoCs) and contribute to technical thought leadership through industry articles, whitepapers and...

Project Manager/Retail/Buying & Merchandising/Supply Chain London - Hybrid £550 - £600 Outside IR35 Project Manager/Retail/Buying & Merchandising/Supply Chain Our client is a well-established retailer who are looking for an experienced Project Manager to take ownership of a key retail system implementation project. You'll be taking responsibility for driving delivery forward and ensuring third-party suppliers remain on track. This is a hands-on delivery role managing supplier relationships and proactively resolving delivery challenges. You'll work closely with internal stakeholders and external partners to ensure the successful implementation of a new back-office retail system. We're looking for candidates who: Have recent, hands-on experience delivering technology projects within a retail environment. Have successfully managed the implementation or replacement of back-office retail systems (eg OMS/Buying & Merchandising/Supply chain) Have strong...

PRINCIPAL SOLUTIONS ARCHITECT London - Hybrid 3-Month Contract | Immediate Start Required 700 GBP Outside IR35 Ready to shape the future of enterprise technology? We're looking for an exceptional Principal Solutions Architect to make an immediate impact. We are working with a leading global technology and digital transformation organisation seeking an accomplished Thought Leader & Principal Solutions Architect to join their team on an initial 3-month contract with a view for extenssion! This is an exciting opportunity for a senior technology leader who combines exceptional architectural expertise, commercial awareness and the ability to influence C-suite stakeholders. You'll play a pivotal role in shaping enterprise technology strategies, advising senior clients and translating emerging innovations into tangible business outcomes. Immediate availability is highly desirable, as the client is looking to move quickly. The Opportunity You'll operate at the...

SC Cleared Content Designer Active SC Clearance Required | Up to £450 per day | Outside IR35 | Predominantly Remote We're recruiting for an experienced SC Cleared Content Designer to join a major Central Government digital programme. This is an exciting opportunity to help design and deliver accessible, user-centred services that meet citizen needs while adhering to GDS standards and GOV.UK best practice. The Role Working within a multidisciplinary agile team, you'll be responsible for creating, testing and iterating content across complex government services. You'll collaborate closely with User Researchers, Service Designers, Interaction Designers, Business Analysts and key stakeholders to ensure content is evidence-based, accessible and aligned to user needs. Essential Requirements Active SC Clearance is mandatory and must be in place before engagement Proven experience as a Content Designer within Central Government Strong knowledge and practical experience of GDS...

Automation Test Engineer Contract role - 6 months rolling SC Cleared or British and eligible for SC Clearance £300 a day - outside IR35 Hybrid, occasional visits to site in London We require an Automation Tester with strong Java capabilities to develop new features for our portfolio of Government Clients. REQUIREMENTS Strong Java coding skills (JavaScript, JMeter Scripting also advantageous). Experience as a software tester/developer in test with a good appreciation of test automation. Passionate about code quality and advocate of clean code principles. Excellent analysis and problem-solving skills with meticulous attention to detail. Experience with common test automation tools such as Selenium, Cucumber or Serenity; CI/CD tools (such as Jenkins, Stash, GitHub, Bitbucket) Experience testing UI, API (SOAP UI, RESTFUL services) and web services-based systems, including end-to-end and/or in isolation using mocks. Experience with very large...