172 jobs found in London Borough of Havering

Solution Architect/ Lead Engineer – GCP Data Platforms & DevEx Lead Location: London - Hybrid  Day rate: up to £700 per day inside IR35 We’re seeking a hands-on Senior Lead Engineer to design and deliver high-volume financial data pipelines on Google Cloud Platform (GCP). This is a pivotal role bridging complex data architecture and high-velocity engineering, ensuring our platforms remain secure, observable, and robust. What You’ll Do Lead technical architecture and hands-on engineering across batch data pipelines (BigQuery, Dataproc, Cloud Storage) Own Developer Experience (DevEx): automate environments, refine CI/CD pipelines, and reduce friction for engineering teams Build and optimize CI/CD pipelines using GitHub Actions Implement Infrastructure-as-Code (Terraform) for secure, scalable cloud environments Integrate database change management tools like Liquibase into automated pipelines Apply DevSecOps best practices across the lifecycle: static analysis, dependency...

Data Analyst Onsite Requirements: Remote Start Date: ASAP Role Duration: 1 year Clerance Requirements: Active SC clearance Inside IR35 - umbrella only Role Description: We're looking for a Data Engineer whose main focus is understanding and documenting existing systems, with the goal of supporting decommissioning activities. The role centres on analysing current solutions built using Java, Node JS, and React, and developing a clear, end to end picture of how data flows across the wider programme. This includes documenting data flows, system dependencies, and underlying data models, ensuring there is a clear record of how data is structured, stored, and used throughout the solution. The role involves investigating how systems are used on a day-to-day basis, clarifying ownership and integration points, and capturing this information in a way that supports risk assessment and decommissioning decisions. Responsibilities: Python and PySpark are required as supporting...

React Native Developer £(Apply online only) per day (Inside IR35) 6 months Location - Hybrid - 1-2 days per week on site in London Requirements React Native Node Take ownership of things like features and technical improvements and must be able to express ideas cleanly and concisely.Desirables TanStack Query Nest.js Integration Testing experience - Even better if this is Detox or Appium System/Service Design 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 more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your...

IT Integration Delivery Lead (Contract) We are looking for an experienced and forward-thinking IT Integration Delivery Lead to support a major programme of work. This role requires someone who can work across multiple technical and operational teams, ensuring delivery plans are aligned, risks are understood, and integration activities progress smoothly. It is a hands-on role involving coordination, planning, and direct project work where needed. Key Responsibilities: * Work closely with senior IT leaders to develop a unified delivery plan. This includes both technical implementations and operational changes. * Partner with project managers and business stakeholders to define the overall schedule, scope, and interdependencies across the full IT integration programme. * Consolidate reporting across the delivery portfolio, supporting the Digital PMO with updates on progress, risks, issues, key milestones, resourcing pressures, and budget alignment. * Assist in change management...

IT Project Manager - Security, Microsoft, Azure, Integration £Market Rate (Inside IR35) South West London 6 Months My client is an instantly recognisable Healthcare provider, who urgently require an IT Project Manager with a strong blend of IT / Cyber Security, Microsoft tooling (including Azure) and Integration experience to join a key project at discovery phase moving into Integration. Key Requirements: Proven experience as an IT Project Manager with strong technical knowledge around IT / Cyber Security and Cyber essentials, within the Healthcare industry Strong knowledge of Microsoft tooling, including Azure Demonstrable experience in Networking and Infrastructure Proven ability to manage key and complex Integration Projects Collaborative, team-player approach to working with other Project Managers Exceptional communication skills (including ability to converse confidently with technical and non-technical audiences) Excellent stakeholder management skills Flexible approach...

IT Engineer - OneTrust Data Discovery London (Hybrid - 3 days onsite) £400/day Umbrella 12 Months Contract Overview We are looking for a technically strong IT Engineer to support the integration of OneTrust Data Discovery across enterprise systems that store or process personal data. You will work closely with Cyber Security, Infrastructure, and Application teams to deploy worker nodes, enable connectivity, and onboard systems into the data discovery platform. Prior OneTrust experience is beneficial but not required. Key Responsibilities Deploy and maintain OneTrust Data Discovery worker nodes and connectors. Gather technical metadata for onboarding systems (hostnames, IPs, OS, DB versions, ports, authentication methods). Enable secure connectivity for discovery scans across servers, databases, and storage platforms. Coordinate service accounts and least-privilege access, managing secrets through enterprise vault solutions such as CyberArk or Azure Key Vault. Work with...

Principal Portfolio Architect 6 months - possible extensions until Jan 2027 London Inside IR35 - Umbrella only What I'll be doing - your accountabilities End-to-end Architecture Strategy/Roadmap and Design of the Wholesale Customer Segment Sets and drives the target architecture strategy/roadmap and overarching blueprint aligned to the Business vision. Drives adoption of the strategic architecture, balancing the outcomes needed of the tribes (including transition states from current to planned) You will align expected outcomes balancing customer value and technical debt (including relevant technology KPI targets), providing proactive Architecture assurance and architecture governance. Guides on the technical shaping and feasibility driving definition of Lean Business Cases, epics and features, identifying major dependencies, estimating cost and complexity. Inputs relevant tribe roadmaps content into overall Business architecture roadmap and strategy Responsible for...

Senior Python Developer Duration: 14 Months Location: London, UK (3 days in office) Active SC Clearance required Inside IR35 - Umbrella only About the Role: We are seeking a highly skilled and versatile Senior Developer to join our team and contribute to the development and maintenance of our cutting-edge Azure Databricks platform for economic data. This platform is critical for our Monetary Analysis, Forecasting, and Modelling activities. The Senior Developer will be responsible for both front-end and back-end development, with a focus on Python, including the challenging but rewarding task of reverse engineering an existing codebase to integrate new features and improvements. This role requires a strong understanding of software development principles, experience with various programming languages and frameworks, and a passion for building high-quality, scalable, and maintainable software. Drive the development of MVPs, ensuring timely delivery and alignment with...

Lead Network Architect - Networks - DC LAN Cisco Location: London (2 days onsite, 3 days remote) Duration: 12 months Inside IR35 - Umbrella only Active SC clearance required, eligible candidates will be considered Our client, a reputable organisation supporting critical national infrastructure, is hiring for a Lead Network Architect to join a high-profile project. This role offers an exciting opportunity to shape enterprise and data centre network architecture within a dynamic environment. What you'll be doing: Lead the design and implementation of enterprise and data centre network architectures, ensuring alignment with security, services, and business needs. Provide comprehensive network solutions, including logical and physical designs, security, and integration with broader IT systems. Ensure architectural governance and compliance, working closely with peer lead architects and reporting to the Chief Architect. Collaborate with multi-supplier eco-systems, including...

Data Analyst 3 Month Rolling Farringdon - Onsite 1 day per month Inside IR35 Are you a data-driven professional with a passion for helping customers? Do you have a deep understanding of CRM and the data that enables execution and decision making in this space? If you're ready to make a difference through leveraging your experience in a fast-paced, impactful environment, we want you to join our team as a Senior Data Analyst. Here's a taste of what you'll be doing: Consultative Leadership: Spearhead initiatives with cross-functional stakeholders, employing a consultative approach to distill complex requirements into robust data / analytics approaches. Data Mastery: Use your expertise in data to manage large, complex datasets while applying the best analytics techniques, from advanced segmentation to root cause analysis. Impact-Driven Decision Making: Passionate about impact, whether unpacking the why, delivering optimal customer intelligence data products or delivering...

Job Title: Quality Engineer Location: Bromley (3 days per week onsite) Remuneration: Daily rate from £650 to £700 (via Umbrella) Contract Details: Fixed Term Contract, 12 months (likely extensions) Responsibilities: Drive end-to-end automated testing, focusing on both functional and performance automation. Conduct thorough performance testing to ensure applications are reliable, scalable, and stable. Execute API-based testing across a range of data and AI services. Collaborate with developers, data teams, and product stakeholders in an agile environment. Support testing for AI-powered features and services, including LLM-based workflows. Contribute to continuous improvement of automation frameworks and QA practices. Ensure high-quality delivery for a rapidly expanding set of GenAI use cases. Skills & Experience: Essential: Strong background as a QA Automation Engineer, SDET, or Quality Engineer. Proven experience automating performance and functional testing. Solid...

Sybase Database Administrator** (Contract) Duration: 12 Months (Possibility for extension) Location: Bromley/Hybrid (3 days per week on site) Rate: A highly competitive Umbrella Day Rate is available for suitable candidates Role Profile We are a leading player in the Investment Banking sector, committed to delivering excellence through innovative solutions and cutting-edge technology. Our EMEA Sybase team is expanding, and we are on the lookout for a skilled Sybase Database Administrator (DBA) to join us on a contract basis. If you thrive in high-stakes environments and have a passion for database management, we want to hear from you! Key Responsibilities: Installing, configuring, and maintaining Sybase ASE and Replication Server environments. Managing database upgrades, patching, migrations, and version lifecycle activities. Overseeing platform migrations from RHEL7/8 to RHEL9. Implementing and managing database security, roles, permissions, and auditing. Monitoring...

Job Title: Senior Technical Program Manager Contract: 6 Months Location: London (Hybrid - 3 days onsite) Overview We are working with a large, complex organisation undergoing a multi‑year digital and technology transformation across its supply chain and logistics landscape. They are seeking an experienced Senior Technical Program Manager to provide strategic leadership and hands‑on delivery across multiple high‑impact technical programmes. In this role, you will own the end‑to‑end lifecycle of sophisticated technical initiatives, from early concept through to successful delivery. You will act as a true partner to Product and Engineering leadership, balancing cross‑functional dependencies, driving alignment, and ensuring delivery remains smooth, efficient, and outcome‑focused. This is a senior, visible role requiring strong technical foresight, excellent stakeholder management, and the ability to operate confidently in a complex, fast‑moving environment. You will lead through...

Senior Data Engineer – (Tick data, Time-Series; kdb+ / Q ) 3-6 months initially. London 3 days onsite   Are you a Data Engineer with a background in systematic trading who has worked with granular tick market data? Have you built pipelines to allow tick data to be ingested into a time series tech stack utilising kdb+ and Q? If so keep reading!   Certain Advantage are recruiting on behalf of our London based trading client for a Data Engineer to focus on building a scalable data platform for algorithmic trading.   You’ll Identify and implement solutions for Quants and Traders, providing data that will be used to improve strategies performance and produce clients TCA, pre- and post- trade analytics.   Your Project Work: Identify and implement solutions to provide data that will be used to improve strategies performance and produce clients TCA, pre- and post- trade analytics. Work with business Stakeholders to build new and maintain existing real-time and historical data services and...

Role Title: Solutions Architect Duration: contract to run until 30/06/2026 Location: Hybrid (no set number of days to be anywhere, just attending for required meetings in London) Rate: up to £740 p/d Umbrella inside IR35 Clearance required: Sole UK National and Active SC with a government agency used within the last 6 months Role purpose / summary Cloud Architecture & Design Design end-to-end AWS cloud solutions aligned with business, security, and operational requirements. Develop high-level and low-level architectural documentation (HLDs, LLDs, diagrams, patterns, standards). Apply the AWS Well-Architected Framework to ensure solutions are secure, cost-efficient, reliable, and scalable. Select appropriate AWS services and define integration patterns across compute, network, storage, data, and application components. Technical Leadership Provide architecture guidance to engineering teams throughout the delivery lifecycle. Lead technical design workshops, discovery...

Senior Software Engineer – Python/C++ - London Inside IR35 - £650 - £900 a day – April Start Hexwired Recruitment has recently partnered with a highly successful solutions provider based in London now seeking Several Senior Software engineers with experience using C++ and/or Python for Digital Transformation projects. This is a government level project, will last at least a year and you will be working in the national security space. Due to the nature of the role, the work is in onsite in London. Candidate must already have Active DV clearance. Key Skills * Degree in CS, Maths, Physics or similar * 5+ years C++ or Python experience * Previous experience working on Digital Transformation projects * Experience working to CI/CD processes * Previous experience working on Defence, NI and Government projects * Active DV clearance is essential Inside IR35, flexible on rate and looking for starters in April. If you’re interested, please apply. For more information...

Senior Software Developer (Contract) Rate: Up to £500 per day (Inside IR35) Duration: Initial 3-month contract (starting ASAP) Location: Remote (UK-based)   A client of ours is seeking experienced Senior Software Developers to join their team on an initial 3-month contract.   Key Responsibilities Design, develop, and maintain scalable software solutions Collaborate with cross-functional teams to deliver high-quality products Contribute to architecture decisions and best practices Work within cloud-based environments and modern development frameworks  Required Skills & Experience Strong experience with Java and Spring Boot Working knowledge of Kotlin and/or Node.js Hands-on experience with AWS Familiarity with Amazon EKS and associated tooling Experience with Terraform or other Infrastructure as Code (IaC) tools Government industry experience   Additional Requirements Experience working within government environments is highly desirable Active SC clearance, or eligibility to...

Job Title:Solution Architect Location: London Salary/Rate: £495 - £525 Start Date: 04/05/2026 Job Type: Contract Company Introduction A global property and casualty insurance provider headquartered in Boston, Massachusetts. Founded in 1912, it operates through a network of subsidiaries and affiliates, offering a wide range of personal and commercial insurance products, including auto, home, workers? compensation, and specialty lines. Job Responsibilities/Objectives 1.Lead and manage software development projects using Java, Python, Typescript, AWS, React JS, Angular, and other technologies. 2.Collaborate with cross-functional teams to define project scope, objectives, and deliverables 3.Create the high-level design (or solution architecture documents) for the business requirements 4.Proficient using architectural principles and patterns, variety of solution types, detailed design patterns, best practices, integration choices etc Required Skills/Experience 1.Strong...

OverviewWe're looking for a hands‑on Technical Delivery Manager to lead end‑to‑end delivery of a key technology product or platform. This role combines delivery ownership, product leadership, and technical credibility. You'll work closely with developers, analysts, and senior business stakeholders, taking full accountability for outcomes and team performance. Details: Location - London Duration - Initial 6 months Hybrid - 2 days / week in the office Key Responsibilities Own delivery from inception through build, release, and BAU. Prioritise and maintain the product backlog and roadmap. Work directly with developers and challenge technical decisions where needed. Understand system design, data flows, APIs, and CI/CD processes. Provide clear, structured updates to senior stakeholders. Lead and line‑manage a team of software engineers. Ensure operational readiness, incident oversight, and continuous improvement. Experience & Skills Proven experience delivering complex...

Job Advertisement: Senior Project Manager Location: London (Hybrid) Duration: 12 months (Likely extension) Working Pattern: Full Time We are seeking an experienced Senior Project Manager to lead the delivery of complex, regulatory-driven change initiatives across a multi-jurisdictional banking environment within EMEA. This role will take ownership of multiple regional sub-projects, bringing them together into a single, cohesive programme. The successful candidate will operate at a senior level, engaging with C-suite stakeholders, leading cross-functional teams, and ensuring end-to-end (E2E) delivery of strategic and regulatory initiatives, including system implementations such as e-invoicing solutions. Key Responsibilities Programme & Project Delivery Lead end-to-end (E2E) delivery of large-scale, complex projects within a banking environment Consolidate and manage multiple regional sub-projects into a unified delivery plan Ensure delivery aligns with business...