24 of 24 Performance Optimisation Jobs in the City of London

would be beneficial. Key Responsibilities: Lead front-end development across LibertyLondon.com (Salesforce Commerce Cloud) and the Fabrics site (WordPress), ensuring high standards of quality, performance, and maintainability. Translate design systems, wireframes, and high-fidelity designs into robust, scalable, and accessible front-end solutions. Own and influence front-end architectural … discovery and planning process. Design, build, and deploy MVT and A/B complex experiments using Dynamic Yield, collaborating with analytics and optimisation teams to improve conversion and usability. Support HTML email development, ensuring consistency, accessibility, and responsiveness across clients and devices. Champion front-end best practices, including performance ...

product-focused environment where engineering decisions have direct impact at scale. The team operates at pace, with a strong emphasis on ownership, performance, and continuous iteration. The Role - Remote Europe (CET 3 We are seeking Senior Backend focused Full Stack Engineers to join a fully remote, cross-functional team … Responsibilities Design, build, and maintain scalable backend systems Work on high-traffic applications used by a global user base Contribute to architecture and performance optimisation Collaborate with cross-functional teams including Product, Design, and DevOps Take ownership of features from concept through to deployment Requirements 5+ years ...

responsibilities: Design, build, and maintain cloud infrastructure (primarily Azure and GCP) Develop and manage CI/CD pipelines and automation Implement monitoring, alerting, and performance optimisation Ensure security, compliance, and system reliability Troubleshoot production issues and provide operational support Collaborate with architects, developers, and stakeholders Champion DevOps culture ...

define and deliver a high-impact roadmap focused on improving conversion, reducing drop-off and increasing basket value, while laying the foundations for future optimisation across Product Listing Pages (PLPs) and the wider browsing journey. What You’ll Be Doing Own the PDP Vision & Roadmap Define the long-term … quantitative insights to identify friction points and opportunities across the customer journey Build and prioritise a roadmap focused on measurable commercial impact Drive Commercial Performance You’ll own and influence key ecommerce metrics including: PDP to Bag conversion Add-to-bag rate Average Order Value (AOV) Returns reduction through ...

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 ...

SMART STUDIO/Smart Schema/Recon Admin/web Connect/Control &CT tools. Solid SQL experience on Oracle Database and its performance optimization Understand complex DB objects – stored procedures, database views, triggers, and database structure. Ability to write complex SQL queries – joins, updates, scripts for analysis etc. ...

with core data engineering tools and technologies (e.g. ETL/ELT pipelines, data warehouses, orchestration tools) Strong understanding of data modelling, data quality, and performance optimisation Desirable Experience Experience with Palantir (Foundry, Gotham) Willingness and aptitude to learn Palantir technologies on the job Background working in defence, government ...

years of relevant industry experience Significant experience with Golang and Git/GitHub SCM Strong experience with coding techniques and standard methodologies for security, performance optimization, and ease-of-use Experience in utilisation and deployment of cloud technologies in AWS or GCP , experience in container technologies such as Docker … through analytics dashboards Passion for high-quality code, tests, CI/CD, documentation, and production services Track record of driving improvements in code quality, performance , etc. Experience leveraging ORMs to interact with databases efficiently Familiarity with Python, Java, Swift, C, C++ and/or Objective-C ; and JavaScript ...

Senior Frontend Developer with strong experience in TypeScript and React Native to join our development team. In this role, you will build scalable, high-performance web applications and work closely with cross-functional teams to deliver outstanding user experiences. This is initially a six-month contract with potential … closely with UX/UI designers to deliver intuitive and engaging interfaces Write clean, efficient, and maintainable code following best practices Optimise applications for performance and scalability Participate in code reviews to ensure high development standards Troubleshoot and resolve issues across development and production environments Contribute to architectural decisions ...

handling sensitive data Desirable Skills: Experience with modern Android architecture (e.g., MVVM, Clean Architecture) Familiarity with CI/CD pipelines and automated testing Performance optimisation and app scalability experience Experience working on high-traffic or mission-critical applications What You'll Bring: A strong focus on delivery ...

application platforms transformation and also long-term managed capabilities. It helps clients connect technology decisions to business outcomes such as resilience, agility, cost optimisation and operational efficiency. This role is a blend of technology leadership, executive advisory and pre-sales enablement, complementing sales, delivery and architecture teams by bringing … architectures and platform engineering DevSecOps, CI/CD and developer productivity at scale Enterprise-scale application and digital managed services, including cost, reliability and performance optimisation Key Responsibilities Executive Advisory and Client Engagement Engage confidently with senior client stakeholders across enterprise accounts. Lead executive-level discussions on cloud ...

Docker), and JVM tuning for containerized workloads. Observability & Operations: Application instrumentation (metrics, distributed tracing, structured logging) and production support in high‐availability environments. Data & Performance: Data modeling, SQL/NoSQL databases, caching strategies, and performance optimization in latency‐sensitive systems. Security: Enterprise security patterns; authentication protocols, mutual ...

Collaborating closely with Product, Design, Backend, QA, and DevOps teams to deliver new features and enhancements Troubleshooting and resolving issues to ensure optimal app performance, security, and quality Participating in code reviews, architecture discussions, and staying updated with the latest iOS technologies and Apple guidelines Managing your workload independently … Proven experience in building and maintaining iOS applications with Swift and/or Objective-C Strong understanding of iOS development best practices, security, and performance optimisation Excellent communication skills and the ability to work collaboratively across teams Ability to manage tasks independently and contribute to technical discussions Familiarity ...

Strong understanding of secure coding practices and data protection considerations Desirable: Experience with CI/CD pipelines and automated testing for iOS Knowledge of performance optimisation and scalability in mobile apps Previous experience delivering services to large user bases What You'll Bring: A pragmatic, delivery-focused mindset ...

major ERP transformation programme on an 8-month contract. This is a fantastic opportunity to play a key role in driving finance system optimisation, automation, and process excellence within an international environment 🌍 🔍 What we’re looking for: • Microsoft Dynamics 365 Business Central expert with 4+ years’ hands-on experience … finance systems, and internal platforms) • Drive automation initiatives using Power Platform • Deliver training and support to finance users • Contribute to system improvements, upgrades, and performance optimisation ✈️ Additional Info: • International travel required • Hands-on role within a collaborative ERP and Finance team ...

development, testing, and maintenance of low-latency Java applications. - Collaborate with cross-functional teams to gather requirements and design system architecture. - Optimize application performance and troubleshoot latency issues. - Mentor junior developers and ensure adherence to best coding practices. - Participate in code reviews and provide constructive feedback. - Stay updated with … Science, Engineering, or a related field. - Proven experience in Java development, with a focus on low-latency systems. - Strong understanding of multithreading, concurrency, and performance optimization. - Experience with frameworks and libraries such as Spring, Hibernate, and Netty. - Familiarity with distributed systems and network protocols. - Excellent problem-solving skills ...

teams to ensure design to run alignment. Reliability, Capacity & Resilience Design DC architectures for high availability, redundancy, DR, and fault tolerance. Support capacity planning, performance optimisation, and lifecycle management. Participate in failure analysis, RCA reviews, and corrective architecture enhancements. Ensure infrastructure designs minimise single points of failure. Operational ...

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 ...

systems process millions of trades daily, providing clients with real-time insights, regulatory transparency, and post-trade analytics through scalable, reliable, and high-performance applications. We operate at the intersection of scale, performance, and reliability. As engineers, we design full-stack, distributed systems that handle high-volume … highly collaborative team that designs and delivers foundational services used across Bloomberg’s Electronic Trading ecosystem. You’ll have the opportunity to: Build high-performance distributed systems that serve multiple trading workflows and products Design common frameworks and APIs that unify data exchange across applications and services Drive initiatives ...

React/TypeScript) Role Overview- We are seeking a highly skilled UI Developer with strong expertise in building time-critical, high-availability, and high-performance applications. The ideal candidate will have hands-on experience across the full UI development lifecycle, including design, development, testing, and deployment. Technical Skills & Expertise … Have): Exposure to frameworks like Playwright or Cypress Desired Experience Experience working on financial services or trading platforms is an advantage Strong understanding of performance optimization and low-latency UI applications Experience with highly available, mission-critical systems ...

maintain Power BI dashboards, datasets and reporting solutions that meet business requirements. • Translate stakeholder needs into actionable visual analytics that highlight trends and performance drivers. • Build and manage semantic models, including measures, KPIs and optimised relationships. • Write clear and efficient DAX to support calculations and time‐intelligence logic. • Work … range of data sources such as SQL databases, Azure services, Excel and APIs. • Apply governance best practices, including row‐level security, workspace management and performance optimisation. • Communicate insights clearly to non‐technical teams and support the adoption of reporting outputs. Your Skills and Experience • Strong commercial experience developing dashboards ...

Europe and US. Your role is to turn that strategy into a functioning system that consistently generates qualified opportunities through structured workflows, automation, and performance optimisation. This is a build-and-run role, requiring someone who can design infrastructure, implement it end-to-end, and continuously improve it using … playbooks aligned to ICPs f Build an always on paid strategy platforms Generate consistent flow of qualified, sales-ready opportunities Create clear visibility of performance across the funnel Continuously optimise system efficiency through data Build outreach systems (email, ABM) Create campaign workflows and sequencing Analyse and report on performance ...

Confident, production-level proficiency in all three is essential: Unity Engine Scene assembly, asset import pipelines, prefab workflows, materials and shaders, lighting, LOD, and optimisation for real-time game environments. Blender 3D modelling (hard surface and organic), UV unwrapping, retopology, rigging fundamentals, baking, and FBX/glTF export … teaching each tool at a production level. Deep understanding of real-time art pipelines: polygon budgets, texture atlasing, normal map workflows, PBR materials, and performance optimisation. Ability to communicate complex technical concepts clearly to learners at different skill levels. Self-directed and reliable — able to plan and deliver sessions ...

drive engagement, content discovery, and viewership across streaming surfaces. You’ll be responsible for homepage merchandising, featured rails, genre page promotions, campaign execution, performance optimization, and platform workflow coordination across a fast-paced streaming environment. Ideal candidates will bring strong OTT or streaming merchandising experience, excellent operational execution skills … content merchandising, streaming, digital media, or OTT environments Experience managing in-app merchandising and content curation workflows Strong understanding of engagement metrics and performance optimization Familiarity with CMS tools, platform publishing systems, and merchandising workflows Ability to manage multiple stakeholders across markets and functions Experience collaborating with Product, Marketing ...