126 to 150 of 241 Performance Optimisation Jobs in London

Forward Deployed Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
connectors for AI workflows, especially Retrieval Augmented Generation (RAG), using Optimizely APIs and pre-trained AI models. Technical Troubleshooting & Optimization: Perform troubleshooting, debugging, and performance optimization for deployed AI solutions to ensure stability and efficiency. Technical Training & Enablement: Support workshops and knowledge transfer for customer teams to effectively ...

Mobile iOS Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with product brilliance. An ideal candidate meets at least the following requirements: Expert in Swift, with deep knowledge of SwiftUI and UIKit. Proficient in performance optimization—memory, CPU, GPU—using low‐level tools to deliver blazing‐fast systems. Experienced in designing and shipping intuitive, pixel‐perfect mobile UIs that ...

Global Banking & Markets - Software Engineer - Vice President - London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Global Banking & Markets - Software Engineer - Vice President - London

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
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 ...

SAP Archiving Architect: Lead Data Lifecycle & Performance

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
/Architect to lead the end-to-end archiving strategy across a complex, high-volume SAP landscape. This role will focus on improving system performance, reducing data growth, ensuring regulatory compliance and supporting long-term SAP platform sustainability across ECC and S/4HANA environments. Responsibilities … business, audit and compliance needs Deliver hands-on configuration and execution using SARA, ADK, ArchiveLink and ILM Reduce database growth and improve system performance and storage efficiency Ensure readiness for audit, retention and regulatory requirements Work closely with Basis, Functional, Security and Audit teams Define governance standards, controls ...

PowerServer Engineer

Hiring Organisation
Henderson Scott
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£93,921
help shape the future roadmap for a key enterprise platform. We're looking for experience with: PowerBuilder and PowerServer (Appeon) Application assessment, troubleshooting and performance optimisation Legacy application modernisation SQL Server and/or Oracle databases Client-server and web-based applications Producing technical recommendations and documentation Experience ...

Econometrician

Hiring Organisation
Harnham
Location
London Area, United Kingdom
scenario analysis Interpret model outputs and translate them into clear, actionable insights for clients Work directly with stakeholders to support strategy, media planning, and performance optimisation Contribute to multiple live projects simultaneously, balancing hands-on technical work with client interaction Support the ongoing development of data science best ...

Senior Lead React UI Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with deep technical expertise. The role emphasizes AI-assisted development, secure coding, and proactive governance across the SDLC, with responsibilities spanning guidance, code reviews, performance optimization, and collaboration with #J-18808-Ljbffr ...

Lead Knowledge Graph Engineer

Hiring Organisation
Upbeat Ideas UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Labeled Property Graph (LPG) schemas for enterprise scalability. Standards Alignment: Map internal data frameworks to biomedical standards like MeSH, SNOMED, and UMLS. Performance Optimization: Eliminate data bottlenecks across real-time ingestion pipelines and complex query execution. Strategic Roadmap: Author comprehensive "Way Forward" reports detailing cloud migration and build ...

Guidewire Program Manager |Specialty Insurance / London Market | London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
solutions aligned with Guidewire best practices. Ensure proper use of technical features in Guidewire modules (PolicyCenter, ClaimCenter, BillingCenter). Drive innovations, code quality, performance optimization, and scalability. Own end‐to‐end delivery of Guidewire programs (implementation, upgrade, AMS) with strong governance, KPIs, and risk management. Act as the primary ...

BMS Service Engineer

Hiring Organisation
Smart Search Technical Ltd
Location
Croydon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum Additional earnings available
tailored solutions that not only meet but exceed client expectations. Their expertise spans a wide array of building automation technologies, ensuring efficiency, sustainability, and performance optimization for commercial and industrial environments. By integrating advanced systems with smart technology, they help clients achieve energy savings, reduce carbon footprints, and enhance ...

Senior Software Engineer (Back End)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
hands‐on engineer**, working closely with Architects, Principal Engineers, and Trading SMEs to design, build, review, test, and deliver mission‐critical, high‐performance systems end‐to‐end.* Own engineering deliverables throughout the full lifecycle, ensuring performance, scalability, resilience, and alignment with engineering best practices.* Mentor engineers, elevate code … Matching, Execution).* Strong background in designing and maintaining distributed, event‐driven, cloud‐native applications.* Deep understanding of low‐latency engineering, concurrency, multithreading, and performance optimisation.* Comprehensive SDLC experience across design, development, QA, deployment, and production support.* Ability to balance rapid delivery with architectural rigour and long‐term maintainability. ...

Platform Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
solutions. The Platform Engineer partners with the Analytics product engineering team to design, build and operate platform capabilities that enable our market leading high-performance, distributed computing products to run reliably, securely and efficiently at scale. This includes infrastructure automation, runtime orchestration, CI/CD enablement, observability and performance … pipelines supporting distributed systems and shared components. Implement observability through logging, metrics and alerting, improving platform reliability and debuggability. Monitor and optimise system performance, throughput and resource utilisation. Ensure platform security, access control and compliance with internal standards. Own and maintain operational documentation, runbooks and support procedures to ensure ...

Backend Software Engineer - Distributed Systems

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
platform that underpins the company's real-time infrastructure. Working on highly scalable distributed systems, you'll design and build new platform capabilities, improve performance and reliability and solve complex engineering problems at scale. You'll contribute across low latency messaging, Pub/Sub services, state synchronisation and next … modern server-side language You have experience building or operating distributed systems, messaging platforms, event-driven architectures or streaming technologies You understand scalability, concurrency, performance optimisation and fault tolerant system design You enjoy solving complex technical challenges and delivering high quality, production ready software You're comfortable working ...

S/4HANA - Coupa Integration Architect

Hiring Organisation
CBSbutler Holdings Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £558 per day + inside ir35
Integration Suite/CPI, MuleSoft, Dell Boomi or Azure Integration Services Ensuring secure, scalable integrations through strong API design, authentication, monitoring and performance optimisation What we're looking for: Proven experience delivering Coupa and SAP S/4HANA integration projects Strong SAP Procurement/ ...

Head of FP&A

Hiring Organisation
Goodman Masson
Location
City of London, Cheap, United Kingdom
Employment Type
Permanent
impact narrative presentations for the executive leadership team and Board Embed deeply with commercial, product and growth teams as an internal strategic consultant, driving performance optimisation and ROI analysis Provide financial modelling and decision support for high-profile initiatives including geographic expansion, monetisation strategy and new product lines ...

Rust HFT Engineer - Low-Latency Trading Systems

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
systems. The ideal candidate will have substantial experience in Rust, including both async and non-async programming, alongside expertise in low-level networking and performance optimization. Join a fast-paced environment shaping the future of global finance. #J-18808-Ljbffr ...

Lead Front-End Engineer - React Native for Mobile Banking

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
will mentor junior developers, collaborate with cross-functional squads, and ensure a robust, scalable UI with a strong design system, responsive UX, and performance optimizations for web and mobile. #J-18808-Ljbffr ...

Lead UI Engineer — Real‐Time Trading Platform

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
direction, and driving delivery of real-time, user-focused applications. Candidates should have strong skills in React and TypeScript, as well as experience in performance optimization and technical leadership. The position promotes collaboration across teams and requires hands-on delivery of a high-quality, latency-sensitive user experience, making ...

Frontend Engineer II

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
unique feature helps candidates tailor their applications more effectively — a feature exclusive to JobTailor job listings. Hard Skills web development accessibility guidelines scalable sites performance optimization development cycle requirements gathering technical proposal technical execution deployment monitoring Soft Skills problem-solving collaboration empathy delegation independence communication #J-18808-Ljbffr ...

Product Engineering - Team Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
will work closely with engineers, designers, core developers, and stakeholders across the business to define, build, and ship a secure, scalable, and high‐performance trading platform. What you will work on Define and own the technical architecture for Wintermute’s trading products, client‐facing portals, and internal applications — making … system architecture: APIs, microservices, event‐driven architectures, WebSockets, message queues, databases, and how frontend and backend systems work together in high‐performance environments. Experience with infrastructure and DevOps fundamentals: CI/CD, cloud platforms, CDN, monitoring/observability, and deployment strategies. Strong understanding of security best practices (OWASP, authentication ...

Product Engineering - Team Lead

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
have significant autonomy to shape how we build, what technologies we adopt, and how we scale our systems to handle the data volumes and performance demands of a world‐class trading operation. You'll lead a team of talented engineers while staying deeply hands‐on with the codebase. What … system architecture: APIs, microservices, event‐driven architectures, WebSockets, message queues, databases, and how frontend and backend systems work together in high‐performance environments. Experience with infrastructure and DevOps fundamentals: CI/CD, cloud platforms, CDN, monitoring/observability, and deployment strategies. Strong understanding of security best practices (OWASP, authentication ...

FX Risk — Lead Java Developer | Vice President

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
application scalability and reliability in cloud-hosted Linux based environment* Collaborate with DevOps to containerize services and deploy using CI/CD pipelines* Conduct performance tuning, code reviews, and troubleshooting production issues* Document system architecture, design decisions, and development processes**What we want from you:*** Strong hands-on experience … with Core Java and multithreading in high load system* Practice with JVM performance optimization and memory profiling* Familiarity with distributed systems architecture and in-memory computing concepts* Proven experience with in-memory caching solution Apache Ignite in production environment* Solid experience with MongoDB (CRUD, indexing, performance tuning)* Deep ...

Senior Java Developer / Technical Lead

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£850 - £900 per day
Investment Bank. This is a senior technical role responsible for leading backend application development initiatives and driving architectural decisions for robust, scalable, and high-performance server-side systems. This role provides hands-on leadership in building enterprise-grade Java backend solutions, guiding development teams, and influencing technical strategy … support. * Drive architectural decisions for backend systems, ensuring scalability, reliability, security, and alignment with enterprise standards. * Resolve high-impact technical challenges related to backend performance, data integrity, and distributed system interactions. * Mentor junior and mid-level backend developers, providing technical guidance and fostering a culture of excellence. * Partner with ...

Lead Java Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
adoption and build‐out of RT/OD capabilities on strategic risk platform, including integration of new analytics, workflows, and risk datasets. Deliver significant performance improvements through optimized risk calculation strategies. Guide the migration of compute workloads to AWS, implementing best practices for scalability, throughput, resiliency, and cost efficiency. … Container technologies such as Docker, Kubernetes, OpenShift, etc. Strong expertise in messaging technologies such as Kafka, JMS, gRPC etc Proficient in latency measurement and performance optimization of Java based platforms with focus on JVM tuning Experience with observability stacks like ELK, Prometheus, Grafana, Kiali, Jaeger etc. Sound knowledge ...