101 to 125 of 398 Performance Optimisation Jobs in England

BI Architect

Hiring Organisation
Michael Page Technology
Location
London, South East, England, United Kingdom
Employment Type
Temporary
Salary
£700 - £800 per day
support enterprise reporting Support integration of data from multiple SaaS and third-party systems Ensure best practices across data quality, governance, metadata, and performance optimisation Maintain documentation including data models, data dictionaries, and architecture diagrams Assist with CI/CD pipelines and deployment processes (Azure DevOps) Profile Proven ...

Senior Technical Lead

Hiring Organisation
InstaResource Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Core Technical Skills: .NET/C# JavaScript/TypeScript React or Next.js RESTful APIs GraphQL CI/CD pipelines (Azure DevOps or GitHub Actions) Performance optimisation WCAG 2.1 accessibility standards SEO best practices Agile/Scrum delivery experience. Desirable: Sitecore MVP. Active participation in the Sitecore community. Professional ...

Senior Vice President, Senior Software Engineering, Developer Experience

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Build/Release Engineering. Experience with artifact repositories (e.g., Artifactory, Nexus) and secure software supply chain practices. Knowledge of observability systems, telemetry frameworks, and performance optimization for build pipelines. Exposure to AI/ML‐driven build acceleration and failure prediction tooling. **NOTE:** This line seems malformed; correct closing ...

Python Engineer Data Domains

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
products built for: analytics forecasting feature engineering customer behavior insights integration of new data sources Data Transformation & Governance Lead best practices in: data modelling performance optimization governance consistent reliable readily available Platform & Tooling Build reusable tooling and frameworks that enable teams to: ingest data store data transform data serve ...

Senior Lead Software Engineer - React Native

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Hooks End to end testing applications with Detox/Appium/WebdriverIO/Playwright Extensive experience in modern web development, including responsive design and performance optimization Hands-on experience with design systems, component libraries, and implementing consistent UI/UX across large-scale applications Preferred qualifications, capabilities and skills ...

Senior AI Engineer - Perm UK

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
workflows. Architect cloud-native backend systems and distributed AI services. Collaborate closely with Data Scientists to productionise Machine Learning and NLP models. Develop high-performance RESTful APIs and microservices for AI model serving. Drive system reliability, monitoring, observability and performance optimisation. Champion engineering best practices including CI/ ...

SQL Server DBA / Data Engineer

Hiring Organisation
Noir
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £85,000 per annum
Azure, GCP, SQL Server DBA/Data Engineer) Founded in 2010, our client is a rapidly growing software company focused on delivering high-performance data solutions for enterprise clients. With a strong presence across the U.S. and Europe, they're now scaling their operations in the UK to support … their expansion, they are looking for a talented SQL/Data Engineer. In particular, they are looking to move into the field of high-performance data analytics. contribute to the ongoing development and performance optimisation of their mission-critical data platforms. Our client is looking for passionate ...

Senior Software Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
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 ecosystem, developing high-performance, reliable, and maintainable applications. … 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 Mentor junior ...

Senior Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £120,000 per annum
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 ecosystem, developing high-performance, reliable, and maintainable applications. … 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 Mentor junior ...

Lead Front-End Developer

Hiring Organisation
ADLIB
Location
Exeter, Devon, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
work with Vue.js. Proficient in HTML5, CSS3, and responsive design best practices. Experience working with design systems and scalable UI architecture. Solid understanding of performance optimisation, accessibility (WCAG), and cross-browser compatibility. Comfortable working with Git, CI/CD pipelines, and agile methodologies. Strong communication and collaboration skills. … development and evolution of their front-end architecture across web, mobile, and POS interfaces. You will be focused on driving delivery, improving front-end performance and user experience, and ensuring design consistency and technical excellence across the product suite. You’ll guide a small team of front-end developers ...

Software Development Engineer III

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
based tools. Technical Excellence: Promote strong software engineering practices across backend and frontend development, including CI/CD, testing, secure by default development, performance optimisation and observability. Technical Leadership: Provide hands‐on technical leadership through design reviews, mentoring and knowledge sharing, helping raise engineering standards across the team. … modern JavaScript/TypeScript, with experience building and maintaining production web interfaces. Proficiency with HTML and CSS, and an understanding of usability, accessibility and performance considerations. Experience working across data, backend and UI layers, collaborating with others rather than owning every layer in isolation. Ability to make thoughtful technical ...

C# . Net Developer, Hybrid

Hiring Organisation
Exposed Solutions
Location
SL1, Slough, Berkshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum
direction of the platform. This role would suit someone who enjoys getting into the detail, writing high-quality code and working on software where performance, scalability and reliability really matter. Technical Skills Required You'll have commercial experience with most of the following: C# .NET ASP.NET MVC ASP.NET MongoDB … Excellent debugging and problem-solving skills. Experience writing efficient, maintainable, well-tested code. Knowledge of low-level programming concepts , such as memory management, threading, performance optimisation and concurrency. Nice to Have Experience with distributed systems or microservices. Cloud experience (Azure or AWS). CI/CD and DevOps ...

Private Cloud Infrastructure Specialist

Hiring Organisation
Jobleads-UK
Location
Greater Manchester, England, United Kingdom
experience of: Developing, Supporting & managing enterprise infrastructure systems Designing or contributing to solutions for a Private Cloud Environment Defect management and technical fault-finding Performance optimisation Security best practises and compliance standards Problem solving and communication skills Mentoring colleagues and supporting technical development of other Agile ways … just let us know We also offer a wide-ranging benefits package, which includes A generous pension contribution of up to 15% An annual performance-related bonus Share schemes including free shares Benefits you can adapt to your lifestyle, such as discounted shopping 30 days’ holiday, with bank holidays ...

Senior Software Engineering Manager (AdTech, React, Node.js)

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
Responsibilities Hiring a quality software engineering professionals and building a high-performance team to deliver Roku’s business objectives Set clear objectives for the team and individuals that are measurable and attainable Collaborate with stakeholders to define goals, requirements, and scope for the Roku business initiatives Provide technical guidance … changing business priorities and technical roadmaps Proven record of implementing essential software engineering practices including code review, automated testing, CI/CD pipelines and performance optimisation Demonstrated experience hiring, training, retaining and mentoring high‐performing engineering teams History of successful stakeholder collaboration with product managers, designers and senior ...

OSM Migration Service Lead

Hiring Organisation
Hackajob Ltd
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
meet security requirements including MOD Classification Guides, ITAR and defence security standards Lead technical design reviews and validation testing to ensure data integrity, system performance and operational readiness Document architecture decisions, migration methodologies and operational procedures for knowledge transfer and continuity Team & Resource Management Lead, mentor and develop technical … successful delivery of complex technical projects with multiple stakeholders and tight timelines Technical Knowledge Deep understanding of IT infrastructure architecture, capacity planning and performance optimisation Strong knowledge of cloud platforms (AWS, Azure or equivalent) and hybrid deployment models Experience with configuration management, automation tools and infrastructure-as-code ...

Senior Data Engineer | Heathrow, London

Hiring Organisation
Gazelle Global Consulting Ltd
Location
Hounslow, London, United Kingdom
Employment Type
Contract
skills: Snowflake, Teradata & Informatica Python & SQL AWS, Airflow & DBT GitHub & CI/CD ETL & Data Warehousing Control-M, Unix/Linux Data Modelling & Performance Optimisation You'll design and optimise scalable data pipelines, modernise legacy ETL solutions, improve data quality, and collaborate with architects and engineering teams ...

Full Stack Engineer

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
native applications on AWS and Kubernetes while supporting automated CI/CD pipelines. Technical Leadership: Mentor junior engineers, enforce clean code standards, and drive performance optimizations. Domain Alignment: Apply investment banking and risk management knowledge to translate business requirements into technical solutions. Technical Requirements Backend: Core Java, Kotlin, Multithreading ...

Full Stack Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
native applications on AWS and Kubernetes while supporting automated CI/CD pipelines. Technical Leadership: Mentor junior engineers, enforce clean code standards, and drive performance optimizations. Domain Alignment: Apply investment banking and risk management knowledge to translate business requirements into technical solutions. Technical Requirements Backend: Core Java, Kotlin, Multithreading ...

Java + CloudNative

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
native applications on AWS and Kubernetes while supporting automated CI/CD pipelines. Technical Leadership: Mentor junior engineers, enforce clean code standards, and drive performance optimizations. Domain Alignment: Apply investment banking and risk management knowledge to translate business requirements into technical solutions. Technical Requirements Backend: Core Java, Kotlin, Multithreading ...

Lead Data Engineer

Hiring Organisation
Hexwired Recruitment Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £115000/annum
Familiarity with technologies such as Apache Spark, Airflow, Kafka, Elasticsearch/OpenSearch, Pandas and Polars . Strong understanding of data modelling, storage architecture and performance optimisation. Desirable Experience working on AI or Machine Learning platforms. Knowledge of cloud platforms (AWS, Azure or GCP). JavaScript/Node.js experience. Event ...

Senior Lead Software Engineer - React Native

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Hooks End to end testing applications with Detox/Appium/WebdriverIO/Playwright Extensive experience in modern web development, including responsive design and performance optimization Hands‐on experience with design systems, component libraries, and implementing consistent UI/UX across large-scale applications Preferred qualifications Formal training ...

SQL Engineer/Data Migration Consultant

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
datasets. Ability to navigate complex database schemas and understand data relationships. Experience writing and optimising complex joins. Understanding of database indexing strategies and query performance optimisation. Experience interrogating large volumes of data to identify issues and uncover insights. Strong understanding of data validation and reconciliation techniques. Python Experience using ...

SRE Technical Lead

Hiring Organisation
FDM Group
Location
Bristol, Avon, England, United Kingdom
Employment Type
Contractor
Contract Rate
£90,000 per annum, Negotiable, Pro-rata, Inc benefits
datasets. Ability to navigate complex database schemas and understand data relationships. Experience writing and optimising complex joins. Understanding of database indexing strategies and query performance optimisation. Experience interrogating large volumes of data to identify issues and uncover insights. Strong understanding of data validation and reconciliation techniques. Python Experience using ...

Business Intelligence Analyst

Hiring Organisation
FatFace
Location
Havant, England, United Kingdom
complex data into meaningful insights using Power BI, DAX, Power Query, and SQL, while integrating data from multiple sources. Strong focus on data quality, performance optimization, and stakeholder engagement to deliver scalable business intelligence solutions that drive operational efficiency and strategic outcomes. Role Responsibilities Developing PowerBI dashboards to provide ...

Linux Systems Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
solutions set the standard a decade ago. Linux OS Development: Design, develop, and maintain Linux-based operating systems with a strong emphasis on security, performance, and reliability. System & Security Engineering: Work with Linux distributions, kernel-level components, and networking functionality, applying modern security principles to harden systems against evolving … STEM discipline. Strong problem-solving ability with an innovative and independent mindset. Effective communication and teamwork skills. C programming skills for low-level or performance-critical development. Experience with containerisation (Docker, Kubernetes). Familiarity with endpoint security, intrusion detection, or system hardening. Contributions to Linux or open-source projects. ...