101 to 125 of 128 Performance Optimisation Jobs in the UK excluding London

APIGEE Architect

Hiring Organisation
Cognizant
Location
london, south east england, united kingdom
Google Cloud Platform (GCP) and Apigee to design and implement robust API solutions. With a strong focus on cloud infrastructure, API security, and performance optimization, you will ensure seamless integration across enterprise systems. Your role will be pivotal in driving innovation within telecom domain projects, contributing to business success … deployment and management of Anthos Service Mesh to enhance service connectivity and security. · Lead cloud infrastructure projects ensuring robust and scalable solutions. API Management & Optimisation: · Provide technical guidance on Apigee OPDK and Apigee X for optimised API management and performance. · Develop and maintain Apigee Developer Portal and Apigee Edge ...

Director - Lead Software Engineer Java, Equities

Hiring Organisation
Huxley
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £180,000 per annum
join our Equities Technology team within the Front Office. This is a hands-on, independent contributor role where you will design and build high-performance systems that support our equities trading business. You will work closely with traders, quants, and other technologists to deliver innovative solutions in a fast … management and execution. Collaborate with front-office stakeholders to understand business requirements and translate them into technical solutions. Ensure best practices in software architecture, performance optimization, and scalability. Mentor junior engineers and contribute to technical strategy while remaining hands-on in coding. Requirements Expert-level Java development skills with ...

Java Software Developer

Hiring Organisation
Be-IT Resourcing
Location
Northwich, Cheshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £75,000 per annum, Inc benefits
customers and colleagues. Build high-quality applications using Java (Java 8, 11, 17), Spring Boot, and modern frameworks—ensuring scalability, maintainability, and performance optimization. Collaborate cross-functionally with product managers, designers, and engineers to define requirements, architect solutions, and align with business objectives. Champion best practices through code reviews … Agile environments . A passion for innovation, problem-solving, and continuous improvement. Rewards & Benefits Competitive salary : £48,000–£78,000 (based on experience). Performance bonus : Recently ranging between 8% and 14% . Generous pension : Up to 12% employer contribution . Comprehensive health insurance and wellness programs. Extensive holiday ...

AWS Data Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Ipswich, Suffolk, East Anglia, United Kingdom
Employment Type
Permanent
Iceberg tables on AWS for schema evolution and ACID operations. Build Iceberg-based ingestion and transformation pipelines using Glue, EMR, or Spark. Ensure high performance for petabyte-scale telecom datasets (CDRs, tower logs, subscriber activity). 4. Querying & Analytics (Athena) Develop and optimize Athena queries for operational and analytical … logs) Customer lifecycle & churn data Billing & revenue assurance Build models and pipelines to support network analytics, customer 360, churn prediction, fraud detection , etc. 7. Performance Optimization & Monitoring Tune Spark/Glue jobs for performance and cost. Monitor Redshift/Athena/S3 efficiency and implement best practices. Perform ...

Senior OpenShift Engineer/Architect

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£550 per hour
Leverage VMware tools (e.g., vSphere, vCenter, NSX) to optimize OpenShift deployments. o Configure and manage Pure Storage solutions (e.g., FlashArray, FlashBlade) to provide high-performance, scalable storage for OpenShift workloads. o Ensure compatibility and performance optimization between OpenShift , VMware, and Pure Storage. 4. CI/CD Pipelines ...

Senior Design Architect

Hiring Organisation
Adroit People Ltd
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
Leverage VMware tools (e.g., vSphere, vCenter, NSX) to optimize OpenShift deployments. o Configure and manage Pure Storage solutions (e.g., FlashArray, FlashBlade) to provide high-performance, scalable storage for OpenShift workloads. o Ensure compatibility and performance optimization between OpenShift, VMware, and Pure Storage. 4. CI/CD Pipelines ...

Lead Data Engineer

Hiring Organisation
ARC IT Recruitment Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
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 ...

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 ...

Virtualisation Engineer

Hiring Organisation
DXC Technology
Location
Gloucestershire, South West, United Kingdom
Employment Type
Permanent
projects from on-premises to private/public cloud platforms (AWS, Azure, GCP). Continuously monitor, optimise, and troubleshoot virtualised systems to ensure high performance and availability. Collaborate with infrastructure, cloud, and security teams to deliver integrated, cost-effective solutions. Develop and maintain infrastructure documentation, including architecture diagrams, incident … Azure, GCP) and hybrid cloud integration. Good troubleshooting skills across compute, storage, and networking in virtualised environments. Proficiency in data analysis, monitoring, and performance optimisation. A continuous learner who keeps skills up to date with emerging technologies and industry practices. Desirable: Relevant certifications are highly desirable, such as: VMware ...

Senior Azure Platform Engineer

Hiring Organisation
Morson Edge
Location
Harrogate, North Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
high-priority incidents and ensure timely resolution through effective coordination and technical troubleshooting. Deliver and contribute to service improvement initiatives, including automation, monitoring, and performance optimisation. Work alongside the Team Lead and other senior engineers to support project delivery, service transitions, and escalations. Coach and support engineers to develop … documentation skills, able to articulate technical detail clearly to both technical and non-technical audiences. Experience coaching peers and contributing to a collaborative, high-performance culture. Understanding of operational governance, SLAs, and the commercial impact of technical decisions. Proven track record of delivery service improvement or automation initiatives. Experience ...

Data Engineer

Hiring Organisation
Canada Life
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
that data models support business reporting and analytics needs while optimizing query performance. Maintain data dictionaries and metadata to document data structures and relationships. Performance Optimization Optimize data storage, retrieval, and query performance by implementing indexing, partitioning, and caching strategies. Monitor data processing performance and address bottlenecks … they arise. Stay updated with best practices in data processing performance tuning. Documentation and Knowledge Sharing Create and maintain documentation for data pipelines, data transformation processes, and data integration procedures. Foster a culture of knowledge sharing within the data engineering team and across the organization. Collaboration and Stakeholder Engagement ...

Data Engineer

Hiring Organisation
City + Capital
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £65,000 per annum, Negotiable
time across the coming period. Due to these increasing levels of high activity, they are generating more and more customer and performance data than ever before and are embarking on a key project to best manage & utilise this. An agile and robust data management and utilisation plan will … Analysts you will enable scalable reporting, clean data flows, and analytics-ready datasets that underpin everything from product development and underwriting to compliance and performance tracking. You’ll take ownership of automated data pipelines, cloud infrastructure within Microsoft Fabric, and integrations with platforms like Salesforce and core lending systems. ...

Database Administration (Level 3)

Hiring Organisation
LA International Computer Consultants Ltd
Location
Glasgow, Lanarkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 550 Daily
etc. * Expertise in Patroni for HADR and streaming replication. * Strong knowledge of Postgres/Greenplum database backup and recovery strategies. * Proven experience in performance tuning and optimization for Postgres/Snowflake and Greenplum. * Develop and maintain backup strategies to ensure data integrity and availability. * Manage day-to-day activities … upgrades in Postgres. * Perform data migrations using gpcopy and other tools, minimizing downtime and data loss. * Manage database bloat and leverage statistics for performance optimization. * Understand and utilize GPTEXT for troubleshooting complex issues. * Leverage Greenplum utilities like gpload, pxf, and GP Spark for efficient data loading and integration. * Ensure ...

Senior Data Engineer OLAP

Hiring Organisation
Oscar Technology
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £600 per day
experience - this role is for you . This is a hands-on, onsite position where you'll architect and optimise analytical models, build high-performance data pipelines, and design robust semantic layers that directly power business-critical reporting and Excel-based analysis. Required Skills: OLAP, Tabular, Semantoc Layer Expertise … Multidimensional modelling (MUST have) Proven experience designing semantic layers , calculated measures, perspectives, hierarchies, partitions, aggregation strategies Strong Power BI semantic model understanding (datasets, relationships, optimisation) Ability to dynamically load data into Excel using OLAP cubes - essential Expert in DAX/MDX , cube optimisation, processing strategies Data Engineering ...

Data Engineer - £350PD - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £350 per day
processing patterns (CDC, watermarking, upserts) AWS Data Services Amazon S3: data lake architectures, partitioning strategies, lifecycle policies DynamoDB: data modeling, secondary indexes, streams, and performance optimization Amazon Redshift: foundational querying, integrations, and performance considerations AWS Lambda for scalable data processing and orchestration Amazon EventBridge for event-driven … decoupled data pipelines Vector Databases & Embeddings Strong understanding of vector database concepts, indexing strategies, and performance trade-offs Design and implementation of embedding generation pipelines Optimization techniques for semantic search and retrieval accuracy Effective chunking strategies for document ingestion and processing Experience with CockroachDB deployment and management is beneficial ...

SITS Developer

Hiring Organisation
Pertemps Network Group
Location
Sheffield, Yorkshire, United Kingdom
Employment Type
Temporary
Salary
GBP 600 - 650 Daily
maintenance application support for devs on long term secondment to various projects within the programme. You'll be taking part in the enhancement and optimisation of the University's student systems landscape, enabling improved digital experiences for students and staff. You will work closely with project teams, business analysts … activities as part of system enhancement projects. Provide technical expertise and guidance on best practices within the SITS environment. Participate in testing, troubleshooting, and performance optimisation. Contribute to documentation and knowledge transfer for ongoing support teams. To apply you should have the following skills and experience: 6+ years' hands ...

C++ Software Developer

Hiring Organisation
Ncounter
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£160,000 - £170,000 per annum
C++ Software Developer, Risk Technology £160,000 to £170,000 Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking … speed. You will work in an engineering culture that values clarity, simplicity and strong design. Expect to collaborate with colleagues across regions, refine performance at a system level and contribute to a platform that is constantly evolving as trading strategies and data volumes grow. What you bring Strong C++ ...

C++ Software Developer

Hiring Organisation
Ncounter Limited
Location
EC2N, Broad Street, Greater London, United Kingdom
Employment Type
Permanent
Salary
£160000 - £170000/annum plus Bonus & Package
C++ Software Developer, Risk Technology £160,000 to £170,000 Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking … speed. You will work in an engineering culture that values clarity, simplicity and strong design. Expect to collaborate with colleagues across regions, refine performance at a system level and contribute to a platform that is constantly evolving as trading strategies and data volumes grow. What you bring Strong C++ ...

Sharepoint Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Sharepoint Engineer Act as the SharePoint SME, providing expert guidance across on-premise and Azure cloud environments. Lead platform upgrades, deployments, and performance optimization initiatives. Collaborate with IT teams, vendors, and business stakeholders to deliver solutions. Integrate SharePoint with SSO, MFA, and Azure services. Troubleshoot and resolve complex SharePoint … improvements to enhance platform resilience and performance. Key Requirements Proven experience as a SharePoint Engineer with on-premise and cloud (Azure) environments. Strong troubleshooting, performance tuning, and problem-solving skills. Experience with SSO, MFA, and Azure integrations desirable. Excellent stakeholder management and communication skills. Proactive, analytical, and able ...

Sharepoint SME

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
business teams. Key Responsibilities Act as the SharePoint SME, providing expert guidance across on-premise and Azure cloud environments. Lead platform upgrades, deployments, and performance optimization initiatives. Collaborate with IT teams, vendors, and business stakeholders to deliver solutions. Integrate SharePoint with SSO, MFA, and Azure services. Troubleshoot and resolve … improvements to enhance platform resilience and performance. Key Requirements Proven experience as a SharePoint SME with on-premise and cloud (Azure) environments. Strong troubleshooting, performance tuning, and problem-solving skills. Experience with SSO, MFA, and Azure integrations desirable. Excellent stakeholder management and communication skills. Proactive, analytical, and able ...

Senior Backend Developer (PHP)

Hiring Organisation
Tenth Revolution Group
Location
Fareham, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£60000/annum
technologies and integrate best practices into development workflows Mentor and guide other developers on technical standards Enhance and maintain existing software systems for optimal performance Required Skills & Experience Minimum 5 years of commercial experience with PHP Strong understanding of cloud infrastructure (preferably GCP) Proficiency with data storage technologies such … MySQL and NoSQL (e.g., Cassandra) Familiarity with Test-Driven Development (TDD) Excellent debugging and analytical skills Experience using code profiling tools for performance optimization Knowledge of Kubernetes is advantageous What's on Offer Competitive salary up to £55,000 Annual performance bonus of up to 10% 28 days ...

IT Infrastructure & Operations Engineer (MS 365, Networking)

Hiring Organisation
TXP
Location
Hereford, Herefordshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum Hybrid Working, Plus Benefits
Cloud services, business applications, and core networking systems. The successful candidate will lead the management of a new Microsoft 365 tenant, ensure system availability, performance, drive compliance and security. This role involves hands-on support, collaboration with external partners, and the implementation of governance and security protocols. Key Responsibilities … Administer Microsoft 365, Azure, Intune, and Entra ID environments. Support infrastructure standardisation and performance optimisation. Manage DNS, DHCP, and core network services. Lead SharePoint and Teams governance and data migration. Enhance endpoint security and oversee backup and disaster recovery. Provide end-user support and training, ensuring ITIL-aligned service ...

Lead React Native Developer

Hiring Organisation
Brightbox GRP Ltd
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650 per day
developers plus a QA. Provide technical leadership, mentorship, and support to ensure high-quality delivery. Drive best practices in React Native development, architecture, and performance optimisation. Collaborate closely with product, design, and technical stakeholders to align on requirements and deliverables. Ensure efficient team workflows, sprint planning, and progress tracking … tracking. Required Experience Proven experience leading large teams or multiple development squads in a fast-paced environment. Strong expertise in React Native, including architecture, performance, and app optimisation. Background in mobile app delivery from concept through to production. Excellent communication, leadership, and stakeholder management skills. Experience working in Agile ...

Software Engineer

Hiring Organisation
ATA Recruitment
Location
Nottingham, Nottinghamshire, East Midlands, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500 Day Rate
Commissioning Conduct unit testing, system simulation, virtual commissioning, and on-site commissioning to ensure robust, reliable, and safe system performance. Optimise Warehouse Throughput & System Performance Analyse data, identify bottlenecks, and implement software improvements to enhance system efficiency, throughput, and reliability. Customer Support & Troubleshooting Provide technical support during installation, testing … machinery , warehouse automation equipment, and end-to-end manufacturing processes. Highly skilled in control software design , including PLC logic development, debugging, system tuning, and performance optimisation. Strong ability to interpret and work from electrical and pneumatic schematics , ensuring accurate integration of software with mechanical and electrical systems. In-depth ...

Delivery Lead - Design and Digital Products

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
help our clients imagine and deliver the next generation of web and mobile platforms, services, and ecosystems, then continuously improve and scale them through optimisation, experimentation, and innovation. You’ll work alongside strategists, designers, engineers, and analysts to bring bold ideas to life, improve customer journeys, and create measurable … within budget. · Collaborate closely with clients to define product vision, prioritise backlogs and establish delivery roadmaps grounded in measurable impact. · Partner with Experience Design, Performance, Analytics and Engineering teams to run continuous CRO and experimentation programmes that optimise performance and engagement. · Support sales and pre-sales activities, shaping ...