151 to 175 of 887 Performance Optimisation Jobs in the UK

SC Cleared Pega Lead System Architect / Solution Architect

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£553/day £553 per day (inside IR35)
Review solution designs and implementations to ensure compliance with Pega guardrails and engineering best practice. Lead complex technical decision-making and resolve architectural and performance challenges. Design scalable integration patterns using REST APIs, connectors, services, data pages and enterprise integration technologies. Define authentication, authorisation, access control and security architecture. … Ensure solutions meet performance, scalability, resilience, availability and maintainability requirements. Establish application monitoring, optimisation and troubleshooting approaches. Define CI/CD, DevOps, branching, deployment and release-management strategies. Support production readiness, deployment planning and technical assurance activities. Facilitate technical workshops and communicate architecture decisions to technical ...

SC Cleared Pega Lead System Architect / Solution Architect

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£553.00 per day
Review solution designs and implementations to ensure compliance with Pega guardrails and engineering best practice. Lead complex technical decision-making and resolve architectural and performance challenges. Design scalable integration patterns using REST APIs, connectors, services, data pages and enterprise integration technologies. Define authentication, authorisation, access control and security architecture. … Ensure solutions meet performance, scalability, resilience, availability and maintainability requirements. Establish application monitoring, optimisation and troubleshooting approaches. Define CI/CD, DevOps, branching, deployment and release-management strategies. Support production readiness, deployment planning and technical assurance activities. Facilitate technical workshops and communicate architecture decisions to technical ...

Senior Analytics Engineer

Location
Peterborough, England, United Kingdom
Staff Analytics Engineers and engineering leadership. Designing, building, and maintaining scalable analytics solutions using SQL, DBT, Python, and modern data platform technologies, ensuring reliability, performance, and long-term maintainability. Acting as a technical expert within the team, driving best practices across data modelling, testing, CI/CD, documentation, code … scalable data solutions. Proven experience delivering complex analytics, reporting, and BI solutions from discovery through to adoption. Strong understanding of data modelling, testing, performance optimisation, data quality, and reliability engineering practices. Experience leading multiple workstreams simultaneously and operating across a broader function rather than supporting a single team. ...

Senior Tech Lead, Quantitative Analytics Engineering

Location
Greater London, England, United Kingdom
solutions for private capital markets.## **WHAT YOU'LL BE DOING:*** Lead the design, development, and delivery of Private Markets Analytics product solutions, ensuring scalability, performance, maintainability, resilience, and high engineering quality.* Lead technical architecture and system design for distributed, cloud-native applications and services.* Drive adoption of AI/… Markets, alternative assets, portfolio analytics, financial data platforms, Fixed Income, or Multi-Asset Analytics is a strong plus.* Strong understanding of software architecture, scalability, performance optimisation, and modern system design principles.* Excellent communication, stakeholder management, and technical leadership skills.**Career Stage:**Manager**London Stock Exchange Group (LSEG) Information ...

Senior Engineer

Location
Bromley, England, United Kingdom
includes our commitment to being an inclusive workplace, attracting and developing exceptional talent, supporting our teammates' physical, emotional, and financial wellness, recognizing and rewarding performance, and how we make an impact in the communities we serve. Bank of America is committed to an in-office culture with specific requirements … platform capabilities, development practices, and operational effectiveness. What we are looking for Deep solid expertise in Scala, Java, or another JVM language, including performance optimisation and tuning Strong experience with database technologies including Oracle Exadata at scale, MongoDB, Elasticsearch, or similar data platforms. Solid Cloud and DevOps knowledge ...

Senior Game Engine Programmer

Hiring Organisation
Tencent
Location
London, UK
Employment Type
Full-time
etc. What the Role EntailsWe are looking for a Senior Game Engine Programmer to join our engine team and contribute to the development and optimisation of cutting-edge game engine technologies. In this role, you will work on core engine systems across areas such as engine architecture, rendering, animation … physics, performance optimisation and cross-platform development. You will collaborate closely with gameplay, tools, art and production teams to build scalable and high-performance engine solutions for multiple platforms, including mobile, PC and console. You will also help solve complex engine challenges, and mentor other engineers within ...

Senior Game Engine Programmer

Location
Greater London, England, United Kingdom
What the Role Entails We are looking for a Senior Game Engine Programmer to join our engine team and contribute to the development and optimisation of cutting-edge game engine technologies. In this role, you will work on core engine systems across areas such as engine architecture, rendering, animation … physics, performance optimisation and cross-platform development. You will collaborate closely with gameplay, tools, art and production teams to build scalable and high-performance engine solutions for multiple platforms, including mobile, PC and console. You will also help solve complex engine challenges, and mentor other engineers within ...

Senior Data Engineer

Location
Greater London, England, United Kingdom
/CD and Infrastructure as Code. Work closely with technical and business stakeholders to deliver high-quality data products. Contribute to platform improvements, performance optimisation and overall data platform maturity. Ideal Candidate Proven experience working as a Senior Data Engineer within cloud-first environments. Strong background delivering platform ...

Full Stack Developer

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
Experience with automated testing and modern software engineering practices DESIRABLE SKILLS Familiarity with Micro Frontend and Single Page Application design patterns, best practices and performance optimisation Strong analytical and problem-solving skills Excellent collaboration and communication skills Apply now or email for more information ...

Microsoft AI Engineer

Hiring Organisation
Chroma Recruitment
Location
Manchester, UK
Employment Type
Full-time
handling, monitoring and operational resilience. Integrate enterprise systems, data sources, APIs and external services while maintaining security and compliance standards. Perform testing, validation and performance optimisation to ensure reliable production operation. Platform, Architecture and Governance Own and contribute to the architecture of the AI solution landscape. Select appropriate ...

Focus Principal Engineer

Location
Manchester, England, United Kingdom
improvements. You’ll be responsible for the quality of the overall Focus products, ensuring that solutions are implemented effectively from a re‐use and performance optimisation perspective. You’ll be responsible for coding standards and low‐level design for the Focus products that all engineers follow. ...

Focus Principal Engineer

Hiring Organisation
First Central Group
Location
Haywards Heath, West Sussex, UK
Employment Type
Full-time
improvements You'll be responsible for the quality of the overall Focus products, ensuring that solutions are implemented effectively from a re-use and performance optimisation perspective. You'll be responsible for coding standards and low-level design for the Focus products that all engineers follow. ...

Integration Technical Lead – .NET, C# & Azure

Hiring Organisation
ARCA Consulting Ltd
Location
London, United Kingdom
Employment Type
Permanent
delivering integration solutions and distributed systems, including REST APIs, microservices and event-driven architectures. A strong understanding of cloud-native architecture, scalability and performance optimisation. Experience with DevOps, CI/CD and Infrastructure as Code, with ARM, Bicep or Terraform being advantageous. A genuine interest in mentoring engineers ...

Integration Technical Lead – .NET, C# & Azure

Hiring Organisation
ARCA Consulting Ltd
Location
Crewe, Cheshire East, Cheshire, United Kingdom
Employment Type
Permanent
delivering integration solutions and distributed systems, including REST APIs, microservices and event-driven architectures. A strong understanding of cloud-native architecture, scalability and performance optimisation. Experience with DevOps, CI/CD and Infrastructure as Code, with ARM, Bicep or Terraform being advantageous. A genuine interest in mentoring engineers ...

Integration Technical Lead – .NET, C# & Azure

Hiring Organisation
ARCA Consulting Ltd
Location
Bournemouth, Dorset, United Kingdom
Employment Type
Permanent
delivering integration solutions and distributed systems, including REST APIs, microservices and event-driven architectures. A strong understanding of cloud-native architecture, scalability and performance optimisation. Experience with DevOps, CI/CD and Infrastructure as Code, with ARM, Bicep or Terraform being advantageous. A genuine interest in mentoring engineers ...

Senior & mid-level Data Platform Engineers

Hiring Organisation
ITSS Recruitment
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£70000 - £100000/annum Bonus + Excellent benefits
using Terraform and building CI/CD pipelines via Azure DevOps and GitHub Actions. * Strong grasp of observability practices, including logging, metrics, alerting, and performance optimisation. * Deep understanding of cloud security, with experience applying secure-by-design principles in Azure and/or Snowflake (e.g., network isolation, IAM, data ...

Salesforce Senior Dev/Tech Lead

Location
Slough, England, United Kingdom
OAuth Authentication Middleware Integration Patterns DevOps & Tools Salesforce DX Git Azure DevOps Copado Jenkins (desirable) VS Code Data Loader Technical Leadership Solution Design Application Performance Optimization Code Review & Quality Assurance Mentoring Development Teams Agile/Scrum Delivery Knowledge of Government Digital Services (GDS) HMRC Governance Processes Data Protection & GDPR ...

Salesforce Senior Dev/Tech Lead

Hiring Organisation
Tata Consultancy Services
Location
London Area, United Kingdom
OAuth Authentication Middleware Integration Patterns DevOps & Tools Salesforce DX Git Azure DevOps Copado Jenkins (desirable) VS Code Data Loader Technical Leadership Solution Design Application Performance Optimization Code Review & Quality Assurance Mentoring Development Teams Agile/Scrum Delivery Knowledge of Government Digital Services (GDS) HMRC Governance Processes Data Protection & GDPR ...

Senior DevOps Engineer

Location
Greater London, England, United Kingdom
coordination. • Experience of database change management tooling and state-based deployment approaches. • Strong working knowledge of Snowflake administration, RBAC, masking policies and cost/performance optimisation. • Experience with dbt and SQL in a modern cloud data warehouse environment. • Experience with infrastructure-as-code, scripting (for example PowerShell, Bash ...

Senior / Lead Site Reliability Engineer

Location
Watford, England, United Kingdom
Allwyn, the Senior/Lead Site Reliability Engineer is responsible for technical leadership of reliability engineering across the digital estate, ensuring high availability, performance, and resilience of customer-facing systems during both normal operation and peak lottery events. The role combines hands-on engineering, incident leadership, and ownership … self-healing, observability and platform improvements Empower Level-1 operational teams with safe, controlled access to the tools they need to operate autonomously Capacity & performance engineering Own capacity planning for: High-concurrency draw events Traffic spikes during jackpots Lead performance optimisation: Latency reduction Throughput scaling Cost efficiency ...

Senior Low-Latency Java Engineer - London

Location
City Of London, England, United Kingdom
technology operates at serious scale, with response times in the 10-100 microsecond range. We're looking for experience in: Modern Java and JVM performance optimisation Low-latency algorithmic trading systems Market data and back-testing/simulation tools Linux internals, system calls and kernel tuning TCP/… kernel-bypass technologies Event-driven or event-sourcing microservices Performance analysis and targeted optimisation Experience with KDB, Rust or C++ would be highly advantageous. London - hybrid working, with up to two days from home £Excellent basic plus strong bonus potential This is an excellent opportunity for someone ...

Software Engineer (Backend) Manchester, UK

Location
Manchester, England, United Kingdom
looking to significantly grow our product & engineering team. This is a unique opportunity to be a core member of a high-performance team scaling an AI HealthTech company. As a software engineer, you will be responsible for designing and building services that scale for thousands of global users, making … everything we do - we’re obsessive about potential, tenacity, transparency, and performance. What you’ll be doing Make architectural decisions, design and build high-performance services and APIs Analyse and improve efficiency, scalability, and stability of various system resources Take responsibility and collaborate with the data and product teams ...

Senior Data Analyst

Hiring Organisation
Develop
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
dashboards Build scalable data models (star schema, Kimball methodology) and advanced DAX measures Use Power Query (M) for data transformation Optimise report/dataset performance and manage deployment across environments Implement governance standards (naming conventions, documentation, RLS) Validate data via SQL and translate business requirements into BI solutions across … production Advanced Power BI (data modelling, DAX) and advanced SQL Experience with enterprise data warehouses, medallion architecture, Kimball methodology Strong grasp of BI performance optimisation Microsoft Fabric familiarity (Lakehouse, Dataflows Gen2) Strong stakeholder management and communication skills Good to Have Azure/AWS/GCP experience Power ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
Nottingham, UK
Employment Type
Full-time
guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership & System … capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data stores, including performance optimisation, data access patterns, and operational scaling. Problem Solving & Technical Decision SupportSolve the most complex and ambiguous technical problems, particularly those spanning multiple ...

Principal Engineer (AWS & Java)

Hiring Organisation
London Stock Exchange Group
Location
London, UK
Employment Type
Full-time
guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership & System … capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data stores, including performance optimisation, data access patterns, and operational scaling. Problem Solving & Technical Decision SupportSolve the most complex and ambiguous technical problems, particularly those spanning multiple ...