11 of 11 Performance Optimisation Jobs in the City of London

Generative AI tooling Owning the implementation of ML pipelines, APIs and data integration workflows Enforcing MLOps best practices, coding standards, version control and performance optimisation Collaborating cross-functionally with data scientists, product managers, platform engineers, QA and audit professionals Mentoring junior engineers and contributing to internal capability-building ...

that support real-world trading strategies. As a senior member of the team, you will contribute both technically and strategically, helping shape development standards, performance optimisation, and system scalability. You will primarily work within a C# .NET SQL Server ASP.NET ecosystem, developing high-performance, reliable, and maintainable … applications. Key Responsibilities Design, develop, and maintain high-performance applications in C# and .NET Lead architectural discussions and contribute to technical direction Build scalable, reliable systems to support automated trading and research Develop and optimise database solutions (SQL Server or equivalent) Improve performance, reliability, and automation across systems ...

data pipelines and data platform solutions Business Intelligence, analytics and reporting environments Data warehousing, data lakes and modern data architectures Data quality, governance and performance optimisation Working within complex or regulated environments Youll also need practical exposure to AI or Machine Learning initiatives, including areas such ...

leadership, escalation support, and operational oversight for core enterprise infrastructure, including VMware, Windows Server, Active Directory, DNS, and DHCP Drive infrastructure design, capacity planning, performance optimisation, root cause analysis, and continuous service improvement Participate in an on-call rota and collaborate across teams to maintain service availability ...

live support. Youll develop robust backend services and API orchestration to underpin production-grade AI applications, and ensure operational excellence through monitoring, error handling, performance optimisation and Azure-based deployments. Responsible AI practices are embedded from the start - guardrails, controls, governance not bolted on at the end. Youll ...

APIs, including SOAP, REST, WSDL, and related standards. Strong technical expertise in XML and Java. Experience supporting interface technologies, networking, data warehousing, and performance optimisation. Proven ability to work with third-party vendors and external partners on integration and data-related initiatives. Personal Attributes Strong analytical, troubleshooting, and problem ...

ability to design and implement production-grade services. Solid experience working with relational and document-oriented databases (SQL and NoSQL), including data modelling and performance optimisation. Experience building and operating containerised applications (e.g., Docker, Kubernetes), with a clear understanding of deployment, runtime behaviour, and production operations. Strong understanding … communication skills, able to engage across engineering, product, and senior business stakeholders. Nice to have: Experience with distributed caching solutions and patterns to improve performance and scalability in high-throughput systems. To find out more about Huxley, please visit (url removed) Huxley, a trading division of SThree Partnership ...

gateways, and third-party vendors Ensure compliance with SCA/PSD2, 3DS, PCI-DSS , and fraud prevention standards Support UAT, go-live, and ongoing performance optimisation Required Experience Proven experience as a Payments Product Owner/Manager focused on online payments Strong track record delivering PSP/gateway … Ecommerce payment flows (checkout, tokenisation, recurring payments) Card schemes (Visa, Mastercard, Amex) Digital wallets (Apple Pay, Google Pay) 3DS/SCA/authentication optimisation Payment decline management and retry logic Settlement, reconciliation, and chargebacks Experience improving checkout conversion and payment success rates Strong Agile delivery and stakeholder management experience ...

candidate will possess deep technical expertise in Murex architecture, environment management, release coordination, middleware, and infrastructure support, with strong experience managing platform stability, deployments, performance optimization, and incident resolution in a global banking environment. You must have several years of IT experience, including a number of years supporting Murex ...

migrating from an on-premise Oracle estate to a modern data platform built on cloud and Databricks. This role leads the design, implementation, and optimisation the Data Mart and migration processes, ensuring alignment with enterprise data architecture and compliance standards. Core Responsibilities Databricks/Modern Data Platform Engineering Lead … Data Marts using Databricks (SQL/Python). Follow engineering best practices including version control, CI/CD, orchestration, and environment management. Ensure governance, performance optimisation. Legacy Oracle Migration Leadership Lead and coordinate the migration of data assets from Oracle database systems to the modern cloud data platform. Oversee ...

sAzureback-endinfrastructure.Youwilltakeownershipoftheday-to-dayoperation,optimisation,security,patchmanagement,andcontinuousimprovementofacriticalAzureestate,ensuringservicesremainsecure,resilient,andhighlyavailable. Thisisahands-onAzureengineeringpositionrequiringstrongexperiencemanagingAzureinfrastructure,deployingWindowsServerworkloadsusingBicepInfrastructureasCode,optimisingenvironmentsthroughAzureAdvisor,andmanagingserverupdatesviaAzureUpdateManager. EssentialAzureExperience MaintainingandmonitoringenterpriseAzureinfrastructure. DeployingWindowsServerworkloadsinAzureusingBicepInfrastructureasCode. ManagingandoptimisingAzureenvironmentsusingAzureAdvisor. ManagingserverpatchingandcompliancethroughAzureUpdateManager. Azureplatformmonitoring,alerting,performanceoptimisation,andoperationalmanagement. MicrosoftCertified:AzureAdministratorAssociate(AZ-104)orequivalent. ExperiencewithMicrosoftEntraID,ActiveDirectory,DNS,andrelatedMicrosofttechnologies. StrongunderstandingofAzuresecurity,governance,resilience,andoperationalbestpractices. KeyResponsibilities Maintain,monitor,andoptimiseAzureinfrastructure. ManageAzurevirtualmachines,networking,storage,andbackupservices. DeployandmanageWindowsServerinfrastructureusingBicep. DriveplatformimprovementsusingAzureAdvisorrecommendations. ManagepatchingandupdatecompliancethroughAzureUpdateManager. ...