117 jobs found in Barnet

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...

Senior QA Analyst** (Contract) Duration: 6 Months (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 We are seeking a highly skilled Senior QA Analyst with deep hands‑on experience testing Third‑Party Management (TPM) platforms and related risk, compliance, procurement, or vendor‑governance systems. This role requires close collaboration with product, engineering, vendor‑management teams, and external partners to ensure high‑quality, stable, and compliant solutions. Key Responsibilities: Create, maintain, and execute detailed test plans, test cases, and test scripts. Perform hands‑on testing including functional, regression, integration, UI/UX, workflow, and basic API testing. Validate data flows, business rules, and system behaviour across complex workflows. Maintain and update test artefacts including test plans, test cases, and regression packs in...

Job title: SAP Integrations Lead Contract: 3 months (possibility of extension) Location: London (Hybrid) As the Integrations Lead, you will provide a critical role for ensuring the success of a complex and large-scale SAP Finance Transformation within a major British multinational retailer. You will shape, plan, and deliver all Integration aspects of the Programme, enabling the migration of Finance capabilities from ECC to S/4HANA, and the decoupling of non-Finance capabilities to other business systems. You will provide strategic leadership to ensure alignment in solution, delivery, and assurance of 100's of integrations in and out of S/4HANA and the phased cutover of integrations in and out of ECC to enable its eventual decommission. This role demands a hands‑on delivery leader with strong technical competence, outstanding foresight, and the ability to navigate sophisticated, high‑risk environments. You will foster collaboration across engineering, product, finance,...

Deutsche Bank is a global banking business with strong roots in Germany and operations in over 70 countries. Their large but focused footprint gives an established position in Europe plus a significant presence in the Americas and Asia Pacific. There are four business divisions: the Corporate Bank, the Investment Bank, the Private Bank and the Asset Manager DWS. There are also a number of highly skilled functions performing key management tasks. 'Together we're sharing new perspectives and transforming what it means to be a bank.' AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with Deutsche Bank to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals,...

Senior Data Scientist / Product Analyst II - Engineering Platform Location: London, UK (Hybrid) The Mission Behind every global streaming giant is a massive engine of internal tools and infrastructure. We are looking for a data expert to join our Platform Insights team. Your "customers" aren't the end listeners-they are the hundreds of world-class engineers building the applications used by millions. Your goal is to optimize the developer experience, ensuring our internal systems are fast, stable, and scalable. What You'll Do Drive Product Strategy: Partner with Product Managers and Engineers to define what "success" looks like for internal developer tools and cloud infrastructure. Full-Stack Analytics: Define key metrics, build robust datasets, and create high-impact dashboards (SQL/Python). Exploratory Research: Deep-dive into technical logs and user behavior to identify friction in the software development lifecycle. Influence Change: Communicate technical insights to...

Contract Full-Stack JavaScript Developer (AI Platform) 📍 Location: 3 days per week in London Office 📆 Duration: 4 weeks with a longer term extension afterwards. 💼 IR35 Status: Outside IR35 💰 Rate: £500p/d – £600p/d Opus is partnering with a cutting-edge FinTech start-up to secure a Contract Full-Stack JavaScript Developer. You’ll be joining a small, high-calibre team building a platform to improve workflows within the the FinTech space. They have a genuinely interesting problem at the intersection of frontend engineering, backend systems, and applied LLM tooling. This is a true 0–1 build, ideal if you enjoy ownership, clean abstractions, and shipping product quickly. 🧠 What You’ll Be Working On Building and extending agent-driven workflows. Developing context management and LLM entry points. Only application-layer LLM integrations, not model training) Expanding slide generation functions and data structures. Full-stack feature development, with a frontend-heavy bias...

Azure DevOps Engineer – 6-month contract – SC Cleared – London/Remote – Outside of IR35 My SC Cleared customer is seeking a highly skilled Azure DevOps / Platform Engineer with deep, hands-on experience in Azure-native engineering and advanced Infrastructure as Code (IaC) practices. This role is ideal for someone who operates at the intersection of DevOps and Software Engineering—bringing a strong development mindset to infrastructure design, automation, and testing. Key Skills & Experience from the Azure DevOps Engineer: Active SC Clearance ideal/lapsed considered Advanced Azure Engineering Strong experience designing for high availability Deep understanding of Azure-native services and architecture patterns Github actions Infrastructure as Code (IaC) Expert-level proficiency with Terraform and/or Bicep Strong focus on modularity, reusability, and maintainability Experience integrating automated testing frameworks (e.g. Terratest, Checkov) Azure Networking &...

Job Title: Business Analyst (SAP Migration - 6 Month Contract) Location: London (1 day per week in office) Duration: 6 Months Working Hours: 37.5 per week Role Overview We are seeking a high-autonomy Business Analyst to drive the discovery phase of a critical SAP Migration programme. This role is focused on translating complex business needs into actionable requirements while ensuring seamless alignment across Product, Engineering, and Operations. The ideal candidate is a hands-on practitioner capable of owning the Product Requirements Document (PRD) lifecycle from initial "As-Is" mapping to final "To-Be" sign-off. Key Responsibilities Discovery & PRD Ownership: Lead end-to-end documentation including process flows, service blueprints, user stories, and non-functional requirements. Stakeholder Management: Independently facilitate workshops to clarify scope, manage dependencies, and secure formal sign-off from cross-functional leads. Value Delivery: Define and track...

Solution Architect - MS Dynamics, Power Platform - Higher Education Greater London, Hybrid Contract, outside IR35 £Competitive daily rate Key words: MS Dynamics, M365, D365, Higher Education, Dynamics CRM, Power Platform, Power Automate We are seeking an experienced Solution Architect to head the technical direction of a major modernisation program for our higher education industry client. Utilising Azure tools and working on MS Dynamics and other CRM technologies used in the Not For Profit/Education/Charity/Public Sector. Core Responsibilities: * Design technical architecture/solution architecture for wider Dynamics CRM Implementation * Understand and work with integration management teams, developers etc Experience required: * Higher Education/Further Education Industry experience * Ability to produce integration designs in line with the wider enterprise and solution architecture designs, patterns and principles * Proven experience as Solution...

Power Platform Developer** (Contract) Duration: 6 Months (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 Overview As a Power Platform Developer, you will be instrumental in developing and integrating applications using Microsoft Power Apps and Power BI. Your role will involve collaborating with cross-functional teams to design, implement, and maintain solutions that streamline our operations and improve decision-making processes. Key Responsibilities: Develop high-quality applications using Power Apps (Canvas and Model-driven approach). Integrate Power Apps applications with Azure services to enhance functionality and performance. Collaborate with stakeholders to gather requirements and translate them into technical specifications. Create and maintain Power BI dashboards and reports to provide actionable insights. Work on API integrations to connect various...

DevOps Tester +6 months + +Fully remote working +SC cleared - must hold current active clearance +Sole British nationals only - due to nature of the project Skills: +AWS +Kubernetes +Public Sector experience +Testing experience - can set the Testing process up from beginning to end and to be able to own it We're looking for an experienced DevOps Tester, this is a pivotal role in maintaining critical national infrastructure where scalability and resilience are essential. We're looking for a highly skilled DevOps engineer with a strong background in testing (including APIs). The ideal candidate should be self-motivated and results-driven, capable of thriving in an Agile team. You'll need to be comfortable with Confluence for documentation and Jira for project tracking and story management. Your main responsibility will be to develop and structure a comprehensive test framework. This includes creating approaches and plans, gaining approval for those approaches, and...

Job Title: Contract Data Engineer (Banking Experience Required) Location: London (Hybrid) Day Rate: £550–£600 per day (Outside IR35 – subject to assessment) Contract Length: 6 months initial (extensions likely) Overview Chapman Tate are looking for an experienced Contract Data Engineer with a strong background in banking or financial services to support a range of high-priority data initiatives. You will play a key role in delivering scalable data solutions, enabling regulatory reporting, and improving data architecture across the organisation. Key Responsibilities * Design, build, and optimise scalable data pipelines and ETL/ELT processes * Integrate and transform large volumes of financial data from multiple sources * Work closely with stakeholders across technology, risk, and business teams * Ensure high standards of data quality, governance, and compliance * Contribute to data platform enhancements and cloud migration projects * Troubleshoot and resolve...

Role: Data Scientist Type: Contracts (6 Months) Location: London, UK (REMOTE) Working Model: Fully Remote Payrate: (Apply online only) GBP/day on PAYE (Apply online only) GBP/day on RUPAYE (Apply online only) GBP/day on Inside IR35 on Umbrella The Role: Join our team to drive data quality and empower cross-functional decision-making by building robust pipelines and self-serve data products. You will be essential in defining metrics for platform health, developer productivity, and ML/AI adoption. What You Will Do: Own end-to-end analytical data modeling in BigQuery using dbt. Build reliable data pipelines utilizing SQL, Python, and distributed processing frameworks (Apache Spark, Scio, Beam, or Flink). Develop clear, story-driven dashboards using tools like Looker or Tableau. Champion data quality, implement CI/CD for dbt models, and mentor junior team members.What You Bring: 5+ years of experience in analytics or data engineering, with deep expertise in SQL. Extensive...

Full Stack Developer (Python / React) - SC Cleared Location: Remote (UK) Rate: Up to £525 per day (Umbrella only) Clearance: Active SC Clearance required Sector: Public Sector IR35 Status: Inside IR35 (PAYE via Umbrella) The Role We are seeking an experienced Full Stack Developer to support proof-of-concept development within a secure public sector environment. This is a fully remote opportunity working on modern application server technologies, contributing to rapid development and validation of technical solutions. Key Responsibilities Develop proof-of-concept applications Deliver full stack development across front-end and back-end components Build responsive user interfaces using React Develop back-end functionality using Python Manage code repositories using Git Work with SQL databases Collaborate within an agile technical team Required Skills & Experience Strong Python development experience Front-end development experience with React Experience using Git for...

Java 8 Software Engineer | £500 – £550 | Inside IR35 | 6 Months | Hybrid Remote   We’re recruiting for experienced Java Engineers with strong experience working with Legacy Java versions (Ideally Java 8). This 6-Month contract is determined as Inside IR35 and is offered on a Hybrid remote basis requiring 1/2 days per week of onsite work in Swindon or London.   Key Requirements Strong commercial experience with Java 8 or similar legacy Java frameworks Solid skills in SQL, Spring Boot, and Hibernate development practices Proven ability to build microservices and reliable RESTful APIs Hands‑on experience applying TDD and BDD testing approaches Good understanding of clean coding principles, SOLID, and cloud technologies Previous experience in the Finance/Fintech Industry is beneficial Key Responsibilities Design, implement, and thoroughly test new enhancements across the platform Lead feature development from initial concept through to final delivery Produce high‑quality software...

Job Title: Process Transformation Project Manager Location: London/hybrid Contract: 9 months Rate: £426.15 per day inside ir35 The Role An opportunity to join a Global Interactive Entertainment company and play a key role in driving high-impact transformation and leading initiatives that bridge customer service, logistics, and technology operations across a dynamic, global environment. You will be responsible for driving business transformation and process improvement initiatives, working at the intersection of customer services, operational logistics, and technology delivery. This role requires the ability to define current ("as-is") operations, design future ("to-be") processes, and ensure smooth implementation across all stakeholders - from the business teams to technical providers. You will: Lead projects that enhance operational efficiency, streamline workflows, and improve customer service outcomes. Collaborate with cross-functional teams, including IT, logistics,...

My client in Greater London are looking to appoint a talented IT Security Manager on a Contract basis. As the strategic lead for technology security, you will be responsible for safeguarding the council's IT applications and digital services. Working across the council and with external partners, you will provide expert guidance on security risk, data privacy, and governance. You will also evaluate new technologies, suppliers, and projects to ensure robust security standards are embedded from the outset. What's on offer: Salary: £600 per day, Inside IR35*negotiable based on experience *please submit your CV with the rate you require Hybrid working Contract type: Contract Monday - Friday About the role: Based in Greater London (Hybrid): Lead the development and delivery of the Council's IT Security Strategy, establishing a clear roadmap for continuous improvement Ensure the security of IT operations and infrastructure through monitoring, alerting, and log analysis Develop...

Cybersecurity Engineer / Analyst – London Overview I’m currently supporting a growing organisation looking to hire a Cybersecurity Engineer / Analyst to join their expanding security team in London. Working closely with the Technical CISO function, this role supports the design, implementation, and continuous improvement of cybersecurity controls across cloud, on-premises, and hybrid environments. It’s a great opportunity for someone with around 3+ years’ cybersecurity experience looking to broaden their exposure across engineering, security operations, and platform security in a collaborative environment. Responsibilities • Support deployment and configuration of security controls across cloud, on-prem, and hybrid platforms • Assist with monitoring, investigation, and response to security events and incidents • Work closely with engineering and platform teams to embed secure-by-design principles • Contribute to improvements across security tooling, controls, and operational...

PLM Solution Architect Lead Duration- June 2026 for 9 Months Location - Hybrid - Bristol / London 1-2 days on-site Market Rate- Umbrella Only Are you at your best when driving high-profile topics while using humility to recognise your limitations, engaging others to achieve effective resolution? Are you energised by applying your curiosity to seek out and drive challenging topics? Do you thrive in an environment where you will need to bring clarity and strategic awareness to break through complexity and uncertainty? Above all, are you passionate about helping Britain achieve Net Zero? If so, join us as the Plant Lifecycle Management (PLM) - Solution Architect Lead and you'll join one of the most exciting and ambitious projects in the UK. Job Purpose / Overview At the heart of the data-centric approach being taken on our client will be a robust and easy to use PLM tool based on Dassault System 3Dx platform, supporting configuration management, implementation of business...

IDAM Back-end Java Developer - SC Cleared Rate: £500 - £535 a day IR35: Inside IR35 Location: Remote within the UK Duration: Initially 6 months Clearance: Active SC Clearance required You will join a global IT consultancy who are delivering digital transformation to public sector body. They are looking for a back-end Java Developer with proven IDAM (Identity and Access Management) experience. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM service, re-platforming to Azure Kubernetes Service. You will have a solid understanding of modern deployment pipelines and DevOps principles. The role will require providing out of hours support (i.e. Monday to Saturday once per month). As a Senior Software Engineer with a focus on back-end development, you will play a key role in designing,...