16 pure jobs found

Contract Java Developer – Data Up to £700 per day Outside IR35 (6 month rolling) In office – City of London Quant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning straightforward Python ETL/data ingestion into AWS and PostgreSQL. This is a growing team focused on data ingestion and building tooling for the wider firm. What you’ll do: Build and enhance Java backend services (APIs, batch jobs, integrations) used across the business Write clean, testable code with solid engineering discipline (testing, code review, debugging, production support) Maintain and extend Python-based ingestion/ETL (pragmatic plumbing, not heavy data engineering) Work with PostgreSQL (schemas, migrations, performant queries, data validation) Improve service reliability: monitoring/logging, sensible alerting, and predictable deployments via CI/CD Tech:...

Contract Java Developer – Data Up to £700 per day Outside IR35 (6 month rolling) In office – City of London Quant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning straightforward Python ETL/data ingestion into AWS and PostgreSQL. This is a growing team focused on data ingestion and building tooling for the wider firm. What you’ll do: Build and enhance Java backend services (APIs, batch jobs, integrations) used across the business Write clean, testable code with solid engineering discipline (testing, code review, debugging, production support) Maintain and extend Python-based ingestion/ETL (pragmatic plumbing, not heavy data engineering) Work with PostgreSQL (schemas, migrations, performant queries, data validation) Improve service reliability: monitoring/logging, sensible alerting, and predictable deployments via CI/CD Tech:...

The Value of Active Minds About Jupiter Jupiter is one of the UK 's leading investment management companies with just under 500 employees and £50.4 billion worth of assets under management (as at 30th September 2025). Jupiter provides investment services to individual and institutional investors through mutual funds (UK unit trusts, Luxembourg SICAVs and Dublin OEICs), separately managed accounts and sub-advised funds. Jupiter has experienced a period of international growth with offices open in EMEA and APAC. The majority of our employees are based in our London office located just minutes from Victoria station which provides stair-free access from both the Underground 's Victoria line and National Rail platforms, as well as limited road crossings to the Jupiter office. Our London office was designed to encourage employees to live active, healthy lives with floor-to-ceiling windows that allow for greater natural light and the benefit of a private balcony,...

Senior Business Analyst - Small Change, Pre Bind, Agile Our sister company Stellarmann are supporting a leading London Market insurer who are looking for a contract Business Analyst. You will be tasked with taking reuirements from the underwriting team fro small changes, enhancements and new feature for the Pre bind System and workign with the offshore development team to implement the changes. You'll be great for this role if: You have strong London Market experience Proven track record as a Business Analyst in the London Market You have small system change & enhancements experience You have excellent understanding Pre Bind systems You have excellent agile delivery experience This is an outside IR35 Contract and requires hybrid working with 3 days a week onsite in London. The processing and use by us of your personal data is in accordance with our Privacy Notice which can be found on our website. We know that the most successful teams have a diversity of...

Senior React Engineer (Contract) Location: London (hybrid) Day rate: £500–£650 (outside IR35) Start: ASAP Duration: 6 months (likely extension) Overview We’re working with a well-funded, product-led business undergoing a significant evolution of its frontend platform. This is not a greenfield “build a landing page” role. This is a core product engineering position , focused on building scalable, high-performance user experiences used daily by customers. You will be joining a team that values clean architecture, strong engineering standards, and pragmatic delivery . What you’ll be doing Building and scaling complex web applications using React and Next.js Contributing to a modern frontend architecture (component-driven, modular, scalable) Working closely with product, design and backend teams to deliver end-to-end features Improving performance, reliability and maintainability across the frontend codebase Writing clean,...

Role: Expert .NET Developer - Cross Asset Trading System Location: Very Flexible. Can offer Remote with occasional travel to London City offices Contract: 12 months Rate: Up to £750/day (OUTSIDE IR35) About the Role: We are partnering with a leading investment bank on an ambitious programme to modernise and enhance their cross-asset trading systems. This is a technically challenging, hands-on role, ideal for an expert .NET developer with a strong SQL Server background and experience working in financial environments. Please note, you MUST have very strong low level C#, able to work through complex multithreaed performance issues. Good understanding of multi-threading, garbage collection, concurrency, the CLR is very important for this role. You will be joining a highly skilled team focused on performance, reliability, and scalability, tackling complex issues in Real Time, data-driven applications. This is purely a tech-heavy role-business knowledge is helpful but not...

Spencer Rose have partnered with a leading financial services and banking organisation who are seeking a Workday Financials Integration Specialist to support pre and post go-live activities. 6 month contract, Outside IR35, ASAP start. Central London. START ASAP 6 month contract Outside IR35 Central London - Hybrid (2 days a week in the office) The role will focus on enhancing and stabilising the Workday ERP environment to ensure it is fully fit for purpose, while supporting the transition into business-as-usual operations. Key Responsibilities: Support pre and post go-live stabilisation of Workday Financials, focusing on integrations and system performance Design and implement enhancements to improve efficiency and reliability Troubleshoot and resolve integration issues across upstream and downstream systems Work closely with business and technical teams to prioritise and deliver improvements Upskill and support the Support team to manage BAU...

Business Analyst | Power & Gas SME | £800/Day OUTside IR35 | Energy Trading – 6 months rolling | Hybrid Business Analyst SME in the Power trading space is needed for a commodities & energy trading firm, covering both physical & derivative trading. With their continued growth and onboarding new products, in line with new regulatory changes, they need a ETRM SME Business analyst to work on Project lifecycle covering business requirements analysis, functional specification of changes, testing as required and support of UAT. As a Power Business Analyst – You will leverage your deep knowledge of the European power market, experience with ETRMs, middle - back-office systems, processes to ensure the successful delivery of business and technology changes. Strong BA skills are also essential in this new area of the business, as well as teasing out requirements to map them out in an Azure DevOps board with enough detail for the developers to elaborate on. As a...

This job is with Adaptive Financial Consulting Ltd, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. We Are At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the world’s leading investment banks, investment managers, fintech and capital market service providers. With a global reach with offices in London, New York, Barcelona, Manila and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for Solution Engineer services for an initial 6 month contract. Skills Required Exceptional technical...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the world’s leading investment banks, investment managers, fintech and capital market service providers. With a global reach with offices in London, New York, Barcelona, Manila and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for Solution Engineer services for an initial 6 month contract. Skills Required: Exceptional technical skills and able to solve complex problems as part of a team Experience building solutions in the capital markets domain Able to build strong relationships easily with Adaptive team and end clients Able to...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the world's leading investment banks, investment managers, fintech and capital market service providers. With a global reach with offices in London, New York, Barcelona, Manila and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for Solution Engineer services for  an initial 6 month contract. Skills Required: Exceptional technical skills and able to solve complex problems as part of a team Experience building solutions in the capital markets domain Able to build strong relationships easily with Adaptive team and end...

ComfyUI Workflow Developer | London | Remote-Friendly | £500 - £600 We're working with a high-end creative agency specializing in hyper-realistic CGI for global luxury brands on this exciting opportunity. We are looking for a technical visionary to bridge the gap between AI experimentation and high-end production pipelines . This role is about more than just generating pretty images; it’s about engineering robust, scalable AI architectures using ComfyUI, Python, and Stable Diffusion to meet the exacting standards of the luxury market. You will move from a high-impact POC sprint into a full-scale production deployment, automating asset generation that rivals traditional CG I. The R ole• Architect and build advanced ComfyUI workflows capable of generating high-resolution, brand-compliant assets at sca le.• Develop custom Python scripts and API integrations to connect AI pipelines with existing Digital Asset Management (DAM) syste ms.• Transition from a 4-week...

Business Analyst | Power & Gas SME | £800/Day OUTside IR35 | Energy Trading – 6 months rolling | Hybrid Business Analyst SME in the Power trading space is needed for a commodities & energy trading firm, covering both physical & derivative trading. With their continued growth and onboarding new products, in line with new regulatory changes, they need a ETRM SME Business analyst to work on Project lifecycle covering business requirements analysis, functional specification of changes, testing as required and support of UAT. As a Power Business Analyst – You will leverage your deep knowledge of the European power market, experience with ETRMs, middle - back-office systems, processes to ensure the successful delivery of business and technology changes. Strong BA skills are also essential in this new area of the business, as well as teasing out requirements to map them out in an Azure DevOps board with enough detail for the developers to elaborate on. As a...

Automation & Integration Engineer (Power Automate/Power Platform) Location: London 1 day a month in office Department: Digital Workplace 12 month contract Outside IR35 We're looking for an experienced Automation & Integration Engineer to design, build, and scale automation, integration, analytics, and sustainability reporting across our Digital Workplace portfolio. This role is central to delivering a modern, automated, insight-driven, and sustainable Digital Workplace , using the Microsoft Power Platform, APIs, and enterprise integrations. You'll work closely with Endpoint, Identity, DEX, Operations, and Pre-Sales teams to create secure, reusable, and productised automation assets at scale. What You'll Do Automation & Workflow Engineering Design and build workflows using Power Automate, Logic Apps , and (where applicable) Azure Functions . Create reusable automation patterns for joiner/mover/leaver processes, device life cycle, and identity...

Identity SME / Identity & Data Security Engineer Location: London but 100% remote Outside IR35 12 Month Contract We’re looking for a highly skilled Identity SME to engineer, automate, and secure identity, access, and data protection capabilities across Microsoft 365. This role is central to shaping secure-by-design Digital Workplace services, ensuring identity lifecycle automation, zero‑trust controls, and enterprise-grade data governance are embedded across our product portfolio. 🔐 What You’ll Do Design and maintain identity lifecycle automation using Entra ID Lifecycle Workflows and SCIM . Build automated JML processes integrated with HRIS systems. Manage Conditional Access, Access Packages, Entitlement Management, and Access Reviews. Engineer data security and governance using Microsoft Purview (DLP, labels, retention, insider risk). Deploy and tune Microsoft Priva for privacy governance and risk reduction. Configure and optimise...

Digital Experience Engineer/DEX & Adoption Engineer Location: London Department: Digital Workplace 12 Months Contract Outside IR35 We're looking for a Digital Experience & Adoption Engineer to help build a modern, telemetry-driven Digital Employee Experience (DEX) framework that improves how users work across devices, applications, and collaboration tools. You'll engineer experience scoring, dashboards, self-healing automation, and digital adoption journeys that drive measurable improvements in the Digital Workplace. This role works closely with Operations, Automation, and Pre-Sales, delivering productised experience services that are proactive, data-driven, and continuously improving. What You'll Do Deploy and configure DEM platforms such as SysTrack, Nexthink, or Aternity . Build experience scoring models , KPIs, and XLA metrics across devices, applications, and user sentiment. Develop self-healing automation using Power Automate, PowerShell, Intune...