176 to 200 of 222 Performance Optimisation Jobs in England

Senior DevSecOps Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, England, United Kingdom
Engineer within our DevSecOps team, you’ll be at the forefront of driving innovation and safeguarding digital infrastructures by ensuring robust, high-performance systems that support our mission-critical solutions. You’ll need to have an understanding of Windows and Linux systems and DevSecOps principles and experience of working … experience in infrastructure engineering, including expertise in areas such as cloud architecture, containerization (e.g., Docker, Kubernetes), infrastructure-as-code (e.g., Terraform, Ansible), and system performance optimization to support seamless integration and testing processes. Key Responsibilities: Design, build, deploy and manage a broad set of IT Infrastructure aligning to customer ...

Lead Data Engineer

Hiring Organisation
Arc IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
data marts that support complex analytics and operational use cases. Pipeline Optimization: Maintain and optimize data pipelines and warehouse environments to ensure top-tier performance, reliability, and scalability. Cross-Functional Collaboration: Effectively collaborate with cross-functional teams to translate business and technical requirements into high-quality, robust data solutions. …/ELT design and data orchestration, specifically with Apache Airflow. SQL Mastery: Strong SQL skills with significant experience in query tuning and performance optimisation. Programming Proficiency: Proficiency in Python and Bash (for data processing, scripting, and automation). Data Streaming: Familiarity with streaming data technologies (e.g., Kinesis, Kafka ...

Data Engineer

Hiring Organisation
BECHTEL LIMITED
Location
London, United Kingdom
Employment Type
Part Time
seamless collaboration across diverse stakeholders. This role combines technical leadership with hands-on data engineering, focusing on designing and optimizing data pipelines, improving performance, and contributing to data modeling and architecture decisions. The Data Engineer will work with the Data Solutions Architect and functional SMEs to deliver scalable, secure … project leadership. Major Responsibilities: Develop and maintain complex ETL/ELT pipelines to ingest and transform data from multiple sources into the UDP environment. Performance tuning and optimization of data workflows within Azure Databricks. Implement advanced data quality checks and validation routines to ensure integrity and consistency of datasets. ...

Quantitative Developer

Hiring Organisation
X4 Engineering
Location
City of London, Greater London, UK
Power, Gas, and Equity products. You will take ownership of implementing complex pricing models, designing calibration routines, integrating market data, and ensuring robust model performance in live trading environments. This position is well suited for someone who blends strong quantitative expertise with production-grade engineering skills and enjoys solving … highly desirable. This role offers the opportunity to influence mission-critical pricing infrastructure used globally, while contributing to innovation in modelling, calibration, and performance optimisation. If you're interested in exploring this opportunity, please get in touch or apply directly via the job advert. ...

Frontend Web Developer

Hiring Organisation
Goodfellow
Location
Huntingdon, Cambridgeshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £45,000 per annum
ensure a consistent and seamless user experience. Follow best practices and industry standards for frontend development, adhering to W3C standards and guidelines for accessibility, performance, and security. Providing and receiving constructive feedback to maintain high-quality code and contribute to the overall growth of the development team. Communicate effectively … devices and resolutions. Familiarity with version control systems (e.g., Git), task runners (e.g., Gulp, Grunt), and build tools. Understanding of web accessibility, SEO, and performance optimization best practices. Strong communication and collaboration skills, with the ability to effectively work within a team environment. Attention to detail, strong problem-solving ...

UI Engineer

Hiring Organisation
Pontoon
Location
Warwick, Warwickshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
shared design system. Write clean, modular, and testable front-end code that adheres to best practices and accessibility standards (WCAG 2.1). Optimize application performance and load times through efficient front-end architecture and code-splitting techniques. Conduct code reviews and provide constructive feedback to peers, contributing to front … Familiarity with state management libraries and component-based architectures. Experience with design systems and tools such as Figma or Storybook. Solid understanding of web performance optimization, testing (unit, integration, and end-to-end), and cross-browser compatibility. Knowledge of front-end tooling and bundlers like Webpack or Vite. Familiarity ...

C++ Software Engineer

Hiring Organisation
mthree
Location
City of London, London, United Kingdom
Flight Management System (FMS) engineering team in London. This group builds mission-critical software used by airlines worldwide - powering real-time flight operations, route optimisation, and next-generation cockpit intelligence. You’ll work on high-performance, multi-threaded systems that directly impact global aviation efficiency, fuel optimisation … components Work on real-time data processing for flight planning, scheduling, and air traffic control integration Implement and optimise algorithms for fuel efficiency, route optimisation, and aircraft performance modelling Contribute to multi-threaded, high-performance architectures used in large-scale airline operations Collaborate with system architects, engineers ...

OpenShift Architecture and Migration Design Specialist

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £520 per day
environments. oLeverage VMware tools (e.g., vSphere, vCenter, NSX) to optimize OpenShift deployments. oConfigure and manage Pure Storage solutions (e.g., FlashArray, FlashBlade) to provide high-performance, scalable storage for OpenShift workloads. oEnsure compatibility and performance optimization between OpenShift, VMware, and Pure Storage. 4.CI/CD Pipelines and DevOps Workflows ...

OpenShift Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £550 per day
VMware tools (e.g., vSphere, vCenter, NSX) to optimize OpenShift deployments. Configure and manage Pure Storage solutions (e.g., Flash Array, Flash Blade) to provide high-performance, scalable storage for OpenShift workloads. Ensure compatibility and performance optimization between OpenShift, VMware, and Pure Storage. 4. CI/CD Pipelines and DevOps ...

Infrastructure Engineer

Hiring Organisation
Adroit People Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 per day
segmentation, WAF/CDN, identity-aware proxies, TLS, certificates). Experience with observability (logs/metrics/traces), flow logs, packet capture tools, and performance tuning. Strong documentation, stakeholder communication, and operational discipline (runbooks, change governance). Nice to Have Experience with Apptio, Turbonomic for cost and performance ...

Infrastructure Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, Gloucestershire, UK
Infrastructure Engineer within our Integration & Test team, you’ll be at the forefront of driving innovation and safeguarding digital infrastructures by ensuring robust, high-performance systems that support our mission-critical solutions. You’ll need to have an understanding of Windows and Linux systems and DevSecOps principles and experience … experience in infrastructure engineering, including expertise in areas such as cloud architecture, containerization (e.g., Docker, Kubernetes), infrastructure-as-code (e.g., Terraform, Ansible), and system performance optimization to support seamless integration and testing processes. Key Responsibilities: Plan, develop, and execute software test and integration plans, ensuring compliance with specifications, while ...

Infrastructure Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, England, United Kingdom
Infrastructure Engineer within our Integration & Test team, you’ll be at the forefront of driving innovation and safeguarding digital infrastructures by ensuring robust, high-performance systems that support our mission-critical solutions. You’ll need to have an understanding of Windows and Linux systems and DevSecOps principles and experience … experience in infrastructure engineering, including expertise in areas such as cloud architecture, containerization (e.g., Docker, Kubernetes), infrastructure-as-code (e.g., Terraform, Ansible), and system performance optimization to support seamless integration and testing processes. Key Responsibilities: Plan, develop, and execute software test and integration plans, ensuring compliance with specifications, while ...

Senior Software Engineer - ATE

Hiring Organisation
Concurrent
Location
Colchester, Essex, UK
building something powerful. Let’s build it together. We've delivered high-performance embedded computing solutions for four decades across industries including defence, telecoms, and aerospace. We’re proud to be experts in what we do and are looking for more brilliant people to join our team. The Role … advanced embedded computing products by operations. This is a key position in ensuring that every product meets the company’s exacting standards for performance and reliability and to support the rapidly growing production of our products. What will I be delivering? As a Senior Software Engineer within ...

Integration Engineer

Hiring Organisation
DigX
Location
Stafford, England, United Kingdom
/CD pipelines — Create and manage pipelines in Azure DevOps or GitHub Automation & scripting — Build workflows using PowerShell, Azure CLI, and REST APIs Performance & reliability — Debug, troubleshoot, and optimize integration workflows Technical documentation — Produce clear documentation and contribute to design sessions You'll Fit If You Have Essential … Event Grid CI/CD pipeline experience (Azure DevOps, Git) Scripting and automation skills: PowerShell, Azure CLI, REST APIs Strong debugging, troubleshooting, and performance optimization skills Desirable: Workday integration experience (HR, Recruitment, Payroll) Power Platform exposure (useful context, not required) Azure SQL, Cosmos DB, Application Insights experience Microsoft certifications ...

CRO Analyst (AB Testing & Google BigQuery)

Hiring Organisation
Project Recruit
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
improving user journeys across their digital platforms. The ideal candidate will have a strong background in data analysis, A/B testing, and performance optimisation. You will be working closely with cross-functional teams to identify opportunities for growth and execute effective CRO strategies to increase customer acquisition, retention … overall ROI. This role is key to optimising and enhancing the digital experience for customers, with a direct impact on the company's website performance through testing, analysis, and ongoing optimisation efforts. Key Responsibilities: Data Analysis & Insights: Analyse website performance and user behaviour data to identify trends ...

Senior MuleSoft Consultant

Hiring Organisation
Alscient
Location
Leeds, England, United Kingdom
customer engagements. Key Responsibilities Include: Lead the end-to-end design and delivery of MuleSoft APIs, integrations, event-driven flows, and orchestration layers, ensuring performance, scalability, error handling and monitoring. Architect robust integration solutions connecting Salesforce (Sales Cloud, Service Cloud, and specialist clouds such as Marketing Cloud, CPQ, Experience … Implement API-led connectivity following MuleSoft best practices. Create technical documentation, API specifications (RAML/OAS), and deployment guides. Conduct unit testing, debugging and performance optimisation. Collaborate with Salesforce teams to ensure seamless data and process integration. Support deployments and environment management (Cloud Hub, Runtime Fabric, or on-prem ...

Junior C# Quantitative Developer - Up to £75,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
London, UK
experienced quants, traders, and engineers, building and optimizing the systems that power our trading strategies globally. What You’ll Do Develop and maintain high-performance C# applications used in research, risk, and trading Collaborate with quants to implement pricing models and backtesting frameworks Enhance data processing pipelines and contribute … performance optimization Gain exposure to financial markets, trading systems, and quantitative research What We’re Looking For Strong programming skills in C#/.NET Solid grasp of computer science fundamentals (data structures, algorithms, design patterns) Analytical mindset with a genuine interest in finance and quantitative methods Bachelor ...

Senior Unity Engineer

Hiring Organisation
Huckleberry Sport
Location
City of London, London, United Kingdom
complex and scalable systems and features using C# and Unity that form the technical foundation for our games. Contribute to the development, profiling and optimisation of our code, including using Unity’s UI Toolkit and dynamic data binding. Support the development of editor tooling and workflows that enhance productivity … streamline content integration across multiple disciplines including engineers, art & design. Own and maintain areas of our C# codebase, ensuring performance, maintainability, and cross-platform compatibility across desktop, console, and mobile platforms. Collaborate with cross-functional teams – including design, engineering, QA, and production – to deliver high-quality user experiences ...

Oracle Integration Cloud (OIC) / PaaS Architect

Hiring Organisation
LSA Recruit
Location
Greater London, England, United Kingdom
Demonstrate deep understanding of the Oracle Fusion/SaaS integration landscape. Design scalable Oracle Integration Cloud (OIC) roadmaps that translate client challenges into high-performance integration solutions. Build and deploy robust integrations using advanced OIC features and a wide range of connectors. Promote a culture of knowledge sharing … building trust. Stay current with emerging technologies and develop innovative integration solutions. Lead proactive troubleshooting efforts to ensure system reliability and stability. Drive performance optimization and automation across integration processes. Manage OIC projects efficiently, overseeing tasks, resources, and timelines. Ensure all solutions comply with security, performance, and governance ...

SAP FSCD Technical Consultant

Hiring Organisation
Response Informatics
Location
London, United Kingdom
Employment Type
Permanent
services domain. The role focuses on delivering and supporting SAPFSCDtechnical solutions, collaborating with functional teams and business stakeholders, and ensuring stable, high-quality system performance within SAPFSCDenvironments. Key Responsibilities Requirement Analysis & Technical Translation Collaborate with finance and insurance stakeholders to understand complex business requirements. Translate functional requirements into detailed … Development & Customization Develop, enhance, and support custom objects (WRICEF) within SAPFSCD. Prepare and maintain detailed technical and functional specifications. Perform advanced ABAP debugging and performance optimization. Utilize SAPFSCD-specific frameworks and tools, including: FQEVENTS Mass Activity Framework Business Data Toolset (BDT) Integration Awareness & Tools Possess working knowledge ...

LLM Engineer

Hiring Organisation
Ultralytics
Location
City of London, London, United Kingdom
. Designing and maintaining efficient data pipelines and vector storage solutions using MongoDB Atlas Vector Search. Fine-tuning LLMs on custom datasets to enhance performance for specialized tasks related to our documentation and user support. Collaborating with our YOLO development team to explore and build innovative multi-modal solutions. … full RAG pipeline, including vector embeddings , rerankers , and data indexing in databases like MongoDB. Practical knowledge of LLM fine-tuning, prompt engineering, and performance optimization. Familiarity with MLOps principles and tools, including CI/CD with GitHub Actions . A strong interest in computer vision and an understanding ...

User Experience Designer

Hiring Organisation
Foolproof
Location
London Area, United Kingdom
designs directly in code with a high level of fidelity Experience integrating front-end applications with APIs Solid understanding of front-end best practices, performance considerations, and version control Soft Skills Creative, thoughtful problem-solver who balances user needs with technical constraints Strong collaborator who works effectively across design … design and technical direction Nice to Have Experience designing and building internal tools, dashboards, or enterprise applications Familiarity with testing frameworks, agile workflows, and performance optimization Experience scaling or evolving a shared design system across multiple teams or products ...

Embedded Software Engineer

Hiring Organisation
KO2 Embedded Recruitment Solutions Ltd
Location
Newcastle Upon Tyne, England, United Kingdom
systems for cutting-edge industrial and research applications. They’re looking for a skilled Embedded Software Engineer with a passion for developing reliable, high-performance software that integrates seamlessly with complex hardware and control systems. The Role As an Embedded Software Engineer, you’ll play a key role … with embedded systems. Review and test software written by others, ensuring best practices and quality standards are met. Support system-level integration, troubleshooting, and performance optimisation. Apply innovative thinking to solve complex technical problems in robotics and automation. Skills & Experience Required Proven industry experience in embedded or real-time ...

Lead Data Engineer

Hiring Organisation
Tenth Revolution Group
Location
Oxford, Oxfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
excellence. Act as technical lead for the migration from Azure to Databricks. Architect and implement robust, cloud-first data solutions. Build and optimise high-performance data pipelines and ETL processes. Skills and Experience Proven experience as a Senior or Lead Data Engineer. Strong hands-on expertise with Databricks … PySpark/Spark SQL. Deep knowledge of the Azure data platform (Data Factory, Synapse, etc.). Solid understanding of data architecture principles and performance optimisation. Experience managing or mentoring junior engineers. What is on offer Salary up to £75,000. Hybrid working - one day per week in the office. ...

SAN Storage SME

Hiring Organisation
eTeam
Location
Sheffield, England, United Kingdom
operations within the OpenShift infrastructure migration project. This role will ensure that storage solutions are designed, implemented, and optimized to meet the bank's performance, scalability, and compliance requirements across multi-cloud, hybrid, or on-prem environments. Additionally, the SME will bring deep expertise in Pure Storage technologies … enable high-performance, reliable storage integration with containerized workloads. Key Responsibilities: Define storage architecture strategy for OpenShift clusters and workloads, incorporating Pure Storage best practices. Advise on storage provisioning, performance tuning, and capacity planning for Pure Storage arrays. Serve as the go-to expert for storage-related issues ...