451 to 475 of 632 Performance Optimisation Jobs in England

BMC Helix Solution Architect

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £775/day Negotiable based on experience
Workplace and automation solutions. Work closely with infrastructure, cloud, application and business teams to deliver scalable enterprise service management platforms. Drive automation and workflow optimisation to improve service delivery and operational efficiency. Define solution architecture, technical standards, governance and best practices. Support continual improvements across Incident, Problem, Change, Asset … Configuration Management processes in line with ITIL. Provide technical leadership for platform upgrades, migrations and integration projects. Monitor platform performance, troubleshoot complex technical issues and ensure platform stability. Produce architecture documentation, technical designs and operational procedures. Engage with stakeholders throughout the delivery lifecycle to support strategic transformation initiatives. Implement ...

Senior Appian Development Consultant

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
code technology, workflow automation and intelligent digital solutions. Our capability spans the full transformation lifecycle; from discovery and solution design through to implementation, optimisation and continuous improvement. We work across sectors including financial services, retail, healthcare, automotive, media and the public sector, delivering enterprise platforms that simplify complex business … demonstrations and continuous improvement initiatives. You will also play an important role in maintaining delivery quality through technical reviews, unit testing, deployment management and performance optimisation. As technology continues to evolve, you'll remain curious and committed to continuous learning; embracing new Appian capabilities and identifying opportunities to improve ...

Senior Appian Development Consultant

Hiring Organisation
Valtech
Location
London, United Kingdom
Salary
£ 80 K
through low-code technology, workflow automation and intelligent digital solutions.Our capability spans the full transformation lifecycle; from discovery and solution design through to implementation, optimisation and continuous improvement. We work across sectors including financial services, retail, healthcare, automotive, media and the public sector, delivering enterprise platforms that simplify complex … demonstrations and continuous improvement initiatives. You will also play an important role in maintaining delivery quality through technical reviews, unit testing, deployment management and performance optimisation.As technology continues to evolve, you'll remain curious and committed to continuous learning; embracing new Appian capabilities and identifying opportunities to improve delivery ...

Senior Appian Development Consultant

Hiring Organisation
Valtech
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 60 K
through low-code technology, workflow automation and intelligent digital solutions.Our capability spans the full transformation lifecycle; from discovery and solution design through to implementation, optimisation and continuous improvement. We work across sectors including financial services, retail, healthcare, automotive, media and the public sector, delivering enterprise platforms that simplify complex … demonstrations and continuous improvement initiatives. You will also play an important role in maintaining delivery quality through technical reviews, unit testing, deployment management and performance optimisation.As technology continues to evolve, you'll remain curious and committed to continuous learning; embracing new Appian capabilities and identifying opportunities to improve delivery ...

Senior Analytics Engineer

Hiring Organisation
Sony Interactive Entertainment America
Location
London, United Kingdom
Salary
£ 80 K
embed dbt standards, including naming conventions, model layering, testing strategies, and documentation practices.Contribute to data architecture decisions, including warehouse design, schema organisation, and performance optimisation.Improve developer experience through tooling, CI/CD patterns, and modern analytics engineering workflows.Maintain deep expertise in the analytics technology stack, ensuring optimal performance ...

AI Engineer (Fluent Portuguese & English)

Hiring Organisation
Chubb
Location
London, United Kingdom
Salary
£ 80 K
This role is focused on the end-to-end lifecycle of production-grade AI, from training and fine-tuning specialized models to architecting high-performance inference pipelines.The ideal candidate views AI as a rigorous engineering discipline. Beyond building models, you will be responsible for writing high-quality, maintainable Python … Training & Fine-Tuning: Lead the adaptation of Large Language Models (LLMs) for domain-specific tasks using techniques like LoRA, QLoRA, and PEFT to balance performance with resource efficiency.Inference Optimization: Architect and optimize inference pipelines to minimize TTFT (Time to First Token) and maximize throughput. This includes implementing quantization, caching ...

AI Engineer (Fluent in Mandarin & English)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
This role is focused on the end-to-end lifecycle of production-grade AI, from training and fine-tuning specialized models to architecting high-performance inference pipelines. The ideal candidate views AI as a rigorous engineering discipline. Beyond building models, you will be responsible for writing high-quality, maintainable … Training & Fine-Tuning: Lead the adaptation of Large Language Models (LLMs) for domain-specific tasks using techniques like LoRA, QLoRA, and PEFT to balance performance with resource efficiency. Inference Optimization: Architect and optimize inference pipelines to minimize TTFT (Time to First Token) and maximize throughput. This includes implementing quantization ...

PHP Developer

Hiring Organisation
INTEC SELECT LIMITED
Location
Basingstoke, Hampshire, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £55,000 per annum
/CD. Support system design, integrations, and technical improvements. Work within Agile teams and collaborate with wider technology teams. Identify opportunities to improve performance, scalability, and reduce technical debt. Skills & Experience 3+ years of commercial PHP development experience. Strong experience with PHP 7.4/CakePHP and PHP 8+/… Laravel/Symfony. Experience developing backend systems and APIs. Good knowledge of MySQL, including query and performance optimisation. Working knowledge of JavaScript (ES6+), HTML5, and CSS. Experience with Git, branching, and pull requests. Familiarity with Docker and Linux/WSL environments. Experience with unit and automated testing. Understanding ...

Senior Data Systems Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
across application and data layers with growing autonomy. Designs data models for common patterns (including star/snowflake for analytics), optimizes queries, and debugs performance issues. Leverages the company Application Express and PL/SQL where appropriate; adds telemetry to track usage, conversion, and latency. Applies secure coding practices … features spanning application services and the company Database data models (including star/snowflake patterns). Diagnose and improve query and API performance affecting user experience and service-level agreements. Introduce controlled experiments (A/B tests) with clear success metrics and data collection plans. Designs existing ...

Senior Golang Engineer – AI Products & Platforms

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
industry’s most talented engineers and AI specialists.**Key Responsibilities*** Design and build AI-powered products and platforms using Golang.* Develop high-performance backend services and APIs that operate at enterprise scale.* Build and enhance internal developer tools, frameworks and reusable components.* Partner with product, engineering and AI teams … operate systems within microservices and distributed environments.* Experience with cloud-native technologies, containerisation and Kubernetes.* Strong understanding of software engineering fundamentals, system design and performance optimisation.* Experience building products and platforms from concept through to production.* Exposure to AI, Machine Learning or LLM-powered applications is highly desirable. ...

Senior Golang Engineer – AI Products & Platforms

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 80 K
collaborating with some of the industry’s most talented engineers and AI specialists.Key ResponsibilitiesDesign and build AI-powered products and platforms using Golang.Develop high-performance backend services and APIs that operate at enterprise scale.Build and enhance internal developer tools, frameworks and reusable components.Partner with product, engineering and AI teams … build and operate systems within microservices and distributed environments.Experience with cloud-native technologies, containerisation and Kubernetes.Strong understanding of software engineering fundamentals, system design and performance optimisation.Experience building products and platforms from concept through to production.Exposure to AI, Machine Learning or LLM-powered applications is highly desirable.A passion for modern ...

Senior Automation Engineer, Laboratory Automation & Biobanking

Hiring Organisation
Moderna Therapeutics
Location
Oxford, Oxfordshire, United Kingdom
Salary
£ 60 K
accelerate scientific outcomes.Provide technical leadership and operational support for automated biobanking platforms, including systems such as Hamilton BiOS.Ensure operational readiness, reliability, maintenance, and performance optimization of automated sample storage and biobanking systems.Support commissioning, qualification, validation, and lifecycle management activities for automation and sample management platforms.Drive improvements in sample tracking … improvement.Evaluate, identify, and implement new automation technologies, software solutions, and digital capabilities that support future laboratory needs.Lead investigations into automation deviations, system issues, and performance gaps, implementing corrective and preventive actions where required.Maintain accurate documentation, technical records, and system configurations in accordance with SOPs, regulatory requirements, and quality standards.Ensure ...

Fullstack Java Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organizations worldwide retain control over their data and infrastructures, while meeting regulatory requirements. With more than … Microservices, AWS, and Cloud technologies . You will have the opportunity to work on large-scale digital transformation initiatives, application modernization, cloud migration, performance optimization, and automation programs that deliver measurable business value and customer outcomes. Better Technology: Team is no longer limited to traditional application support. It leverages ...

Senior Infrastructure Engineer, Research Singapore

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
maintain experiment tracking and observability systems that give researchers clear visibility into training runs, hyperparameter sweeps, and model performance. Data I/O and Performance Solve data loading bottlenecks for large-scale mesh datasets. Optimize data pipelines for efficient I/O from cloud storage, including prefetching, caching … FSDP vs. DDP vs. pipeline parallelism Strong systems fundamentals: Linux, networking (including domain specific NVLink and InfiniBand), storage I/O, profiling and performance optimization Production experience with Kubernetes and SLURM for job orchestration on GPU clusters Proficiency in Python and ML frameworks (PyTorch strongly preferred) Experience with cloud ...

UI Senior Lead Software Engineer - Commodities

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 120 K
environment.Job ResponsibilitiesLead the design and delivery of user interface capabilities across Execute, from discovery to production supportSet front-end technical direction, including architecture, standards, performance, and testing strategyPartner with product, business stakeholders, and designers to translate trading workflows into intuitive UXDrive quality through thorough testing, troubleshooting, and performance optimizationBuild high-performance, real-time UIs with strong responsiveness and stabilityEstablish and evolve scalable UI architecture, including component libraries and shared platform servicesDrive engineering excellence through code reviews, quality gates, CI/CD, observability, and operational readinessEnsure secure, compliant development practices aligned to firm standardsDirectly manage and mentor ...

Senior Data Architect

Hiring Organisation
Stantec
Location
London, United Kingdom
Salary
Confidential
Oracle Cloud applications, using tools like Oracle Integration Cloud (OIC) or Oracle SOA Suite to ensure seamless end-to-end business processes.System Performance & Maintenance: Oversee the performance optimization, scalability and reliability of the PM2PA data flows. This may involve tuning Oracle databases or other key data sources, optimizing … application performance and planning capacity for growth. Ensure that data storage, indexing, and retrieval mechanisms are efficient and that disaster recovery and high-availability solutions are in place.Security and Compliance: Ensure robust data security measures and compliance protocols are implemented across PM2PA, Oracle EBS and integrated cloud environments.Cross-Functional ...

Salesforce Software Development Engineer

Hiring Organisation
8x8
Location
London, UK
Employment Type
Full-time
Vlocity DataRaptors. Ensure seamless data flow across integrated systems, maintaining data accuracy and performance. Collaborate with IT teams to troubleshoot and resolve integration challenges. Performance Optimization: Optimize Salesforce Core and Vlocity solutions for performance, scalability, and maintainability. Conduct code reviews, performance testing, and debugging to ensure high … both Vlocity and Salesforce Core implementations. Provide technical guidance and mentorship to peer developers as needed. Testing and Deployment: Conduct unit, integration, and performance testing for all developed solutions. Support deployments across multiple environments using CI/CD pipelines and version control systems. Troubleshoot and resolve post-deployment issues ...

UI Senior Lead Software Engineer - Commodities

Hiring Organisation
17918
Location
London, United Kingdom
Lead the design and delivery of user interface capabilities across Execute, from discovery to production support Set front-end technical direction, including architecture, standards, performance, and testing strategy Partner with product, business stakeholders, and designers to translate trading workflows into intuitive UX Drive quality through thorough testing, troubleshooting … performance optimization Build high-performance, real-time UIs with strong responsiveness and stability Establish and evolve scalable UI architecture, including component libraries and shared platform services Drive engineering excellence through code reviews, quality gates, CI/CD, observability, and operational readiness Ensure secure, compliant development practices aligned ...

UI Senior Lead Software Engineer - Commodities

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Lead the design and delivery of user interface capabilities across Execute, from discovery to production support Set front-end technical direction, including architecture, standards, performance, and testing strategy Partner with product, business stakeholders, and designers to translate trading workflows into intuitive UX Drive quality through thorough testing, troubleshooting … performance optimization Build high-performance, real-time UIs with strong responsiveness and stability Establish and evolve scalable UI architecture, including component libraries and shared platform services Drive engineering excellence through code reviews, quality gates, CI/CD, observability, and operational readiness Ensure secure, compliant development practices aligned ...

Salesforce Software Development Engineer

Hiring Organisation
8x8
Location
London, United Kingdom
Salary
£ 80 K
integrated systems, maintaining data accuracy and performance.Collaborate with IT teams to troubleshoot and resolve integration challenges.Performance Optimization:Optimize Salesforce Core and Vlocity solutions for performance, scalability, and maintainability.Conduct code reviews, performance testing, and debugging to ensure high-quality deliverables.Implement best practices for both Vlocity and Salesforce Core development.Collaboration … solution architectures for both Vlocity and Salesforce Core implementations.Provide technical guidance and mentorship to peer developers as needed.Testing and Deployment:Conduct unit, integration, and performance testing for all developed solutions.Support deployments across multiple environments using CI/CD pipelines and version control systems.Troubleshoot and resolve post-deployment issues, ensuring ...

Product Manager (CX Commerce)

Hiring Organisation
VML
Location
London, United Kingdom
Salary
£ 70 K
will act as the "glue" connecting WPP's agency teams, client's in-house specialists, and key third-party partners to drive measurable performance optimisation.What you’ll be doingEnd-to-End Product Lifecycle & Delivery:Discovery to Go-to-Market: Lead digital initiatives end-to-end—from initial discovery … design squads to define problems, user outcomes, and design standards, ensuring all decisions align with both product vision and Client's strict brand guidelines.Data Performance, CRO & SEO:Evidence-Based Decisions: Commission market research, competitor analysis, and customer interviews to discover unmet user needs.Continuous Optimisation: Proactively monitor product performance ...

Senior Software Developer

Hiring Organisation
8x8
Location
London, United Kingdom
Salary
£ 80 K
connects our customers and teams globally, empowering CX leaders with performance and insights to make smarter decisions, delight customers, and drive lasting business impact.About 8x88x8 connects people and organizations through seamless communication on the industry's most integrated platform for Customer Experience — combining Contact Center, Unified Communications, and CPaaS … efficiency, and performanceLead complex technical or product efforts and provide technical guidance to peersArchitect efficient and scalable systems that drive complex applicationsIdentify and resolve performance and scalability issuesEstablish ownership of components, features, or systems with expert end-to-end understandingKey Qualifications:8+ years experience in designing and developing scalable ...

Lead Software Engineer - UI - Digital Markets Execution Technology - DMET, Execute

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
financial institutions? At JPMorganChase, we build platforms that move markets - and we're looking for engineers who want to lead at the intersection of performance, design, and scale. Here, your work will be seen, felt, and used by traders and sales professionals every day. As a Lead Software Engineer … design and delivery of user interface capabilities across Execute, from discovery through to production support Set front-end technical direction, including architecture, standards, performance benchmarks, and testing strategy Partner with product, business stakeholders, and designers to translate complex trading workflows into intuitive, high-performance user experiences Build real ...

Lead Software Engineer (UI) — Digital Markets Execution Technology (DMET), Execute

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
environment.Job ResponsibilitiesLead the design and delivery of user interface capabilities across Execute, from discovery to production supportSet front-end technical direction, including architecture, standards, performance, and testing strategyPartner with product, business stakeholders, and designers to translate trading workflows into intuitive UXDrive quality through thorough testing, troubleshooting, and performance optimizationBuild high-performance, real-time UIs with strong responsiveness and stabilityEstablish and evolve scalable UI architecture, including component libraries and shared platform servicesDrive engineering excellence through code reviews, quality gates, CI/CD, observability, and operational readinessEnsure secure, compliant development practices aligned to firm standardsMentor and develop engineers ...

Senior Ingénieur Logiciel Back-end

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Bonne maîtrise de Kafka, des architectures microservices et des systèmes transactionnels critiques Expérience des bases de données Oracle et PostgreSQL Compréhension des problématiques de performance, debugging, observabilité et haute disponibilité Expérience des environnements Agile et DevOps Connaissance des pratiques CI/CD, Cloud et sécurité applicative Expérience dans … plateformes soumises à de fortes contraintes de temps réel et de disponibilité constitue un plus Core Competencies Demonstrates strong capabilities in developing high-performance backend services, optimizing software development cycles, and ensuring data consistency in distributed architectures. Proficient in integrating third-party systems and implementing observability practices. Highest-signal ...