100 jobs found in London

Infrastructure Solution Architect – 6-month contract – SC Cleared – London/remote My Customer is looking for an experienced Infrastructure Solution Architect to join a major infrastructure transformation programme. You'll be responsible for designing and delivering infrastructure solutions that support data centre migrations, application transitions and wider technology change projects. Working with technical teams and key stakeholders, you'll provide architectural guidance, manage technical risks and ensure solutions are delivered successfully from design through to implementation. Required Skills from the Infrastructure Solution Architect: Active SC Clearance. Experience working in Critical National Infrastructure environments Previous experience as an Infrastructure Solution Architect or Infrastructure Designer. Strong background in infrastructure, data centre and application migrations. Experience producing solution designs and technical documentation. Knowledge of...

Senior JVM Software Engineer (Scala/Java) 6-12-month contract - Inside IR35 - up to £600 per day London based - hybrid working - 2-3 days onsite Finance sector - must have previous experience Overview Our client is seeking a Senior Software Engineer to join a team building a distributed calculation engine used to calculate financial indices and quantitative models. This is a business-critical platform operating within a high-performance financial services environment. This is primarily a backend engineering role, focused on designing and building new functionality rather than support or maintenance. Skills & Experience Strong senior-level software engineering background Significant commercial experience with JVM technologies (Scala or Java) Experience building complex backend or distributed systems Strong understanding of software engineering fundamentals, including: Concurrency Testing Design patterns Clean code principles CI/CD practices Ability to operate...

Infrastructure Engineer You must be SC Cleared to be suitable for this role. We are looking for an experienced Infrastructure Windows Engineer to join one of our customers within the Finance sector. In this role, you will be responsible for supporting, maintaining, and enhancing our enterprise Microsoft Windows infrastructure, ensuring the delivery of secure, reliable, and high-performing services. Working as part of a collaborative infrastructure team, you will contribute to business-critical projects, support day-to-day operations, and help drive continuous improvement across the IT environment. For this role you must be required to commit to being onsite 2-3 days per week in central london. Duties Manage, maintain, and support enterprise Microsoft Windows Server environments to ensure secure and reliable services. Build, configure, deploy, and decommission physical and virtual servers as required. Administer core Microsoft technologies including Active Directory, DNS, DHCP,...

Back-end Engineer (contract) Opus have partnered with an cutting-edge AI focused HealthTech start-up with a mission-driven culture and ethical AI approach. The successful candidate will be making a real impact to patient care outcomes.  Contract Specifics: Rate: £400 per day, Outside IR35 Duration: 3 months  Start date: ASAP, Immediate starter  Working Patterns: Full-time, 1 day p/w in London-offices. Essential:  Confident working across data infrastructure, distributed systems, APIS and AI-services  Proven experience in building/designing scalable backend services Strong experience building and maintaining APIs (REST, GraphQL and/or gRPC). Knowledge of Docker and AWS (ideally in a recent project) Essential - must have strong coding skills in Python, Typescript, Node and SQL.Nice to have: Docker, ECS, Kubernetes or similar container platform experience  Familiarity with Django frameworks and IaC (e.g. Terraform)  Experience with the deploying and operating ML or AI systems...

SQL Database Administrator – SC Cleared – London/remote – 6-months My Customer is seeking an experienced SQL Database Administrator to join a large-scale infrastructure team, supporting a range of critical database transformation and migration projects. You'll play a key role in delivering database solutions, supporting application migrations, and ensuring SQL environments are secure, resilient, and built to a consistently high standard. Skills required from the SQL Database Administrator: Active SC Clearance (mandatory). Experience in a Critical National Infrastructure environment Strong commercial experience administering Microsoft SQL Server environments. Experience working with SQL Server 2016 through to SQL Server 2025. Excellent knowledge of Always On Availability Groups, Windows Clustering and High Availability/Disaster Recovery technologies. Experience administering SSRS, SSIS and SSAS. Strong understanding of SQL Server upgrades, migrations and performance...

Linux RHEL Engineer - SC Cleared - Inside IR35 - Hybrid 2/3 days per week  My client seeks to recruit an experienced Linux engineer - support in maintenance, upgrades and general house keeping Core Competencies  Previous experience in a technical position within Linux platform support and/or delivery  Familiarity with request, problem and project management processes and tools  Detail oriented, process driven, highly innovative mindset, with deeply engrained sense of ownership for the projects delivered  Adept at stakeholder communications, from senior level to domain-wide engagement events  A broad and deep understanding of best practice in applying appropriate processes, technologies, and resources to deliver a high quality solutions  Experienced in managing risk, compliance, audit and security obligations, including implementation of disaster recovery and business continuity procedures  Mandatory Technical Skills  Experience of managing Red Hat Enterprise Linux...

Join Our Team as a Senior Project Manager - Operational Resilience! Are you ready to make a difference in the fast-paced world of investment banking? We are seeking a dynamic and motivated Senior Project Manager to lead our Operational Resilience initiatives! This is an exciting opportunity to join a leading financial institution located in London. If you have a passion for enhancing operational strategies and thrive in a collaborative environment, we want to hear from you! Contract Details: Length:6 Months + extension Rate: Highly competitive Working Pattern: 2-3 days per week in the office, via Umbrella company Previous experience with Operational / Governance resilience within the financial sector is a mustYour Mission: As the Senior Project Manager, you will spearhead projects aimed at strengthening our operational resilience framework. Your expertise will be crucial in navigating challenges and ensuring our systems remain robust and reliable. Key Responsibilities: Lead...

Azure Databricks Data Lake Deployment Squad Lead** (Contract) Duration: Up until 31 March 2026 (Possibility for extension) Location: London/Hybrid (3 days per week on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Profile This role will manage a scrum team that will ingest data required for the ECB Onboarding program into the EMEA Data Platform with a focus on data required by the EUAG Finance Department. Key Responsibilities: Facilitate efficient and effective software delivery from inception to go-live for the EMEA Data Platform, primary focus will be running multi skilled scrum team including business, data office, and technical staff. Work with the Product Owners, business stakeholders, data modellers, data engineers, testers and Data Office to deliver a well-planned pipeline of data sets. Agree priorities with stakeholders. Use scrum techniques to deliver data requirements within a scrum of scrum structure and drive...

ML Engineer (Early Career - Mid-level) New contract role | Immediate starter - Just in! Opus have partnered with an cutting-edge AI focused HealthTech start-up with a mission-driven culture and ethical AI approach. The successful candidate will be making a real impact to patient care outcomes.  Contract Specifics: Rate: £400 per day, Outside IR35 Duration: 3 months  Start date: ASAP, Immediate starter  Working Patterns: Full-time, 1 day p/w in London-offices. Person Specification:  - Solid skills in Python, SQL and AWS.  - Background in Software Engineering / Data Engineering | Previous back-end work is nice to have  - Experience working with ML models (productisation, not just for research / prototyping)  Nice to have:  - A deeper understanding on ML Models / ML Data Science from an API perspective (GraphQL, gRPC, REST)  - Start-up or HealthTech experience.  This is an urgent requirement, please reach out ASAP to Adam Akhtar today (17th July) to avoid...

Software Engineering Manager - Java, Javascript, Cloud Up to £850 per day (Inside IR35) London / Hybrid (3 days onsite) 6 months This is a contract resource, so all candidates must come from a contracting background. My client is an instantly recognisable firm who are urgently recruiting for a Software Engineering Manager with experience of leading, coaching and managing large teams of Software Engineers. This role will oversee the Development teams of Engineers who are tasked with the Development and maintenance of Technology products.You will bring a passion for technology and deep technical expertise across a range of technologies (Java, Javascript and Azure / GCP for example) along with a proven track record of delivery and building high performing Software Engineering teams. Key Requirements: Proven experience as a Software Engineering Manager in large, complex environments Strong track record of leading teams of Software Engineers, and building high-performing teams...

Software Engineering Tech Lead / Manager - Java, Javascript, ETL Up to £700 per day (Inside IR35) London / Hybrid (3 days per week on-site) This is a contract resource, so all candidates must come from a contracting background. My client is a high profile organisation who are recruiting for a Software Engineering Tech Lead / Manager with experience of leading, coaching and managing teams of Software Engineers. This role will oversee the Development and maintenance of Technology products, with deep technical expertise across a range of technologies (Java, Javascript and Azure / GCP for example) and a proven track record of delivery and building high performing Software Engineering teams. Key Requirements: Proven experience as a Software Engineering Tech Lead / Manager in large, complex organisations A track record of building, leading, coaching and supporting high performing Software Engineering teams A hands-on background, with deep technical expertise across a range of...

Full Stack Developer - (Python + FAST API + React JS) Up to £350pd Inside IR35 London - (Hybrid - 2 days per week in the office) 6 months+ Job Description 1. Primary Skillset - Python, FAST API, React & Containerization(Docker) 2. Secondary skills – AWS, PostgreSQL Python Web Application Development: o Experience with API development, related services, and controllers o Database connectivity modules (preferably with FAST API, SQLAlchemy, or similar) Core Python Skills: o Solid grasp of Python fundamentals o Proficiency in data structures and algorithms o Understanding of space-time complexity Technical Proficiencies: o Strong understanding of APIs o Fundamentals of Relational and NoSQL Databases o Experience with CI/CD Pipelines o Proficiency in Unit Testing React Experience: o ReactJS, React Query, NodeJS, JavaScript, typescript, CSS, HTML o Testing tools like Jest, Cypress, Material UI. o Experience with HTML, CSS, and writing cross-browser-compatible...

Job title: IT infrastructure Analyst (Disaster Recovery)- level 3 Location: London (2/3 days per week onsite) Contract: 6 months with possible extension Rate: highly competitive Status: inside IR35 Working pattern: Occasional out-of-hours or weekend work for Disaster Recovery and resilience testing. 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, control evidence, and resilience maturity TRR supported 17 recovery testing events across EMEA in 2025, increasing to approximately 19 in 2026, with current resource constraints leading to delays in reporting, remediation tracking, and increased audit exposure. Role Summary Technology Resilience & Recovery (TRR) Analyst provides operational support to the TRR function in coordinating IT recovery...

Principal Business Analyst (Data Platforms) Contract – 6 months initially Rare – Daily inside IR35 Location: London (Hybrid) Must attend site 3 days per week – UK based applicants Sector: Investment Management, Financial Services or Capital Markets. (prior experience a must) About the Opportunity Are you an experienced Business Analyst with a passion for data and technology? Do you enjoy working closely with stakeholders to deliver business-critical solutions that drive real business value? We're recruiting for a Principal Business Analyst to join a highly respected global investment organisation, supporting the continued evolution of its enterprise Data Platform. This is a fantastic opportunity to work on strategic initiatives across a complex data landscape, partnering with business and technology teams to deliver innovative, scalable data solutions. You'll play a key role in shaping data-driven change across multiple business functions, working on projects ranging from...

Data Analyst SQL £450 per day inside London 5 days a week Looking for a strong Data Analyst to work in London for a Bank, please see details below, please send a CV and I can send client and full spec. Job responsibilities * Partner with cross-functional teams to gather requirements, analyse data, deliver accurate reports and develop data-driven solutions that meet those needs. * Apply domain modelling techniques to design and develop top-tier business products using industry best practices to ensure high data quality and minimize redundancy. * Maintain data accuracy, integrity, and consistency across all data layers. * Drive process improvements and automation initiatives to boost reporting efficiency and data quality. * Collaborate with data engineers to streamline and enhance data reporting workflows through automation. Required qualifications, capabilities & skills * Formal training or certification on data engineering concepts and applied experience...

MS Power Platform Principal Software Engineer London - Hybrid (4 days from office) Up to £80,000pa 12 month fixed term contract KEY ACCOUNTABILITIES * Primary technical point of contact for the applications in scope of this role * Represent Software Engineering CoE in discussions and forums such as architecture and design forums, governance forums, security etc. * Collaborate with teams on environment setup, configuration planning, best practices, and DLP policies * Act as a bridge between Intact and third-party teams to assess environment compatibility, highlight risks, and propose mitigations. * Ensure the applications are built in adherence to Intact, and established industry standards for software development * Document technical learnings, configurations, and application knowledge for knowledge retention, person dependency reduction, and future transition * Build proofs of concept, work on architecture, design, development, testing, deployment, and...

Senior Technical Delivery Manager - SC Cleared We are seeking an experienced Senior Technical Delivery Manager to support the planning and delivery of a complex software workstream within a large-scale government transformation programme. The successful candidate will take ownership of the workstream delivery plan, coordinate activity across a complex stakeholder landscape and drive progress through to the programme's deployment phase. The role will operate under the direction of the Programme Delivery Lead. Due to the nature of the role, active SC is required. Key Responsibilities Develop, maintain and manage the software workstream programme plan. Drive delivery against agreed milestones, dependencies and priorities. Coordinate activity across the software workstream through to deployment. Monitor progress and identify, manage and escalate delivery risks and issues. Maintain clear visibility of workstream status, dependencies and delivery confidence. Collaborate with...

Senior Technical Business Analyst (SQL, Python Knowledge) Location: London or Manchester 4-5 times per week (Candidate choice) Contract Duration: 6-months Day Rate: To be discussed (PAYE) We are seeking a Senior Technical Business Analyst with brilliant SQL & Python knowledge to play a critical role in our client's Tech SME team, focused on EU Routing & Smart Delivery operations. This position is ideal for a mature, experienced analyst who thrives in an ever-evolving environment and can make an immediate impact within a 6-month timeframe. Key Responsibilities: Solve Complex Problems: Identify, scope, and deliver end-to-end analytics solutions in areas where challenges may be ill-defined. Balance short-term needs against long-term goals. Influence Strategy: Generate recommendations that directly inform business decisions. Own key items on the team's roadmap while contributing to operational planning inputs. Drive Operational Excellence: Streamline processes and improve...

We're looking for a Portfolio Planning Specialist to manage the intake, prioritisation, planning and capacity management of SAP, AI and enterprise technology initiatives. This role will ensure new demand is assessed, sequenced and planned effectively, balancing business priorities, funding, dependencies and available delivery capacity. Working across Portfolio, Technology, Finance, Architecture, PMO and Delivery teams, you'll create and maintain an integrated view of upcoming work and help ensure projects enter delivery with clear scope, ownership and realistic timelines. Key Responsibilities Manage the intake and planning of SAP, AI, Finance Technology and enterprise technology demand. Assess project readiness, scope, funding, resource requirements, dependencies and delivery risks. Maintain forward-looking capacity plans across architecture, SAP, delivery, testing, data, security and vendor teams. Develop and maintain integrated roadmaps, delivery schedules and dependency...

We're looking for a Programme Manager (SAP/AI) to shape and lead business-led transformation across Enterprise Technology, Finance and AI. This is a strategic advisory role-not a delivery management position. You'll work with senior executives to define transformation strategy, develop business cases, influence investment decisions and ensure SAP and AI initiatives deliver measurable business value. Key Responsibilities Define business-led SAP and AI transformation strategies. Identify and prioritise high-value AI opportunities across Finance and enterprise functions. Develop executive business cases, roadmaps and value realisation plans. Provide strategic guidance across SAP S/4HANA, SAP Business AI, SAP BTP, data, integration and Clean Core principles. Design transformation governance, value tracking and executive reporting. Act as a trusted advisor to senior Finance, Technology and Commercial stakeholders. Challenge vendors and delivery partners to ensure solutions are...