151 to 175 of 253 Performance Tuning Jobs

Senior Native iOS Engineer

Hiring Organisation
Santander UK
Location
United Kingdom
Employment Type
Full Time
Preferred). Experience with year-based/SemVer release governance and maintenance branches for long-lived libraries. (Preferred). Background in Lottie animations and performance tuning of long, dynamic lists. (Preferred). WE VALUE YOUR IMPACT Your contribution matters , and it's recognized. You can expect a fair … courses on our platforms, including exclusive access to our global learning space: Santander Open Academy (www.santanderopenacademy.com) Competitive rewards. Receive a highly competitive salary with performance-based bonuses, motivating you to keep growing with us. Financial advantages. Benefit from preferential banking terms, special interest rates on loans, life insurance ...

SAP Technical Architect

Hiring Organisation
Focus on SAP
Location
West Yorkshire, UK
landscapes across a large-scale SAP transformation programme. This is a senior architecture role responsible for defining technical strategy, ensuring platform scalability, security, and performance, and driving the successful delivery of SAP solutions across S/4HANA, SAP BTP, integration platforms, and enterprise applications. Working closely with business stakeholders … Fiori/UI5 SAP Integration technologies Establish standards, governance frameworks, and best practices. Conduct architecture reviews, impact assessments, and technical design workshops. Platform, Infrastructure & Performance Design and optimise SAP landscapes including: Development, Test, Production, and Disaster Recovery environments High Availability (HA) and Disaster Recovery (DR) solutions SAP HANA architecture ...

SAP Technical Architect

Hiring Organisation
Focus on SAP
Location
West Yorkshire, England, United Kingdom
landscapes across a large-scale SAP transformation programme. This is a senior architecture role responsible for defining technical strategy, ensuring platform scalability, security, and performance, and driving the successful delivery of SAP solutions across S/4HANA, SAP BTP, integration platforms, and enterprise applications. Working closely with business stakeholders … Fiori/UI5 SAP Integration technologies Establish standards, governance frameworks, and best practices. Conduct architecture reviews, impact assessments, and technical design workshops. Platform, Infrastructure & Performance Design and optimise SAP landscapes including: Development, Test, Production, and Disaster Recovery environments High Availability (HA) and Disaster Recovery (DR) solutions SAP HANA architecture ...

Flutter Engineer

Hiring Organisation
RWS
Location
Greater London, United Kingdom
Employment Type
Full Time
will play a key part in driving forward the development and progression of our three core applications, ensuring we can deliver new features, improve performance and maintain a modern, scalable front‐end experience. By expanding the team, we'll be able to accelerate delivery, increase our responsiveness to product … Write clean, maintainable and well-tested Dart/Flutter code in line with team standards and agreed architecture. Support release readiness through debugging, testing, performance tuning, documentation and issue resolution. Maintain consistency across the three apps, including reusable components, shared patterns and reliable integration with services and APIs. ...

Oracle Data Warehouse Consultant - Active SC Mandatory

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, UK
Employment Type
Full-time
Provided production support for existing live OAS, ODI, data warehouse objects. Analysed and resolved data, ETL, and reporting issues to ensure system stability. Performed performance tuning of RPD objects, ODI mappings, queries, and reports. Maintained and documented standard processes, procedures, and technical documentation. ...

Oracle Data Warehouse Consultant - Active SC Mandatory

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Provided production support for existing live OAS, ODI, data warehouse objects. Analysed and resolved data, ETL, and reporting issues to ensure system stability. Performed performance tuning of RPD objects, ODI mappings, queries, and reports. Maintained and documented standard processes, procedures, and technical documentation . ...

Infrastructure Engineer/Oracle SME - 12 Months - Inside IR35

Hiring Organisation
Morson Edge
Location
United Kingdom
Employment Type
Contract
Contract Rate
£450 - 700 per day + None
Proven experience working within Oracle Exadata environments Solid, practical experience with Oracle Cloud Infrastructure (OCI) Core DBA Skills RAC, DataGuard, RMAN High availability and performance tuning Backup, recovery, and patching Infrastructure & Automation Experience with Terraform and/or Ansible Working with Git repositories Platform & Operations Strong BAU support ...

Senior Java Developer Contract Dublin 6-18 Months

Hiring Organisation
Adecco
Location
Dublin, City of Dublin, Republic of Ireland
Employment Type
Contract
Contract Rate
£431 - £474/day ltd company
must have experience using SVN, Maven, Jenkins, and Sonar as well JavaScript tools such as NodeJS, NPM, Jasmine, Karma. You will have experience in performance tuning and code optimisation. You will have experience using Scrum and following Agile best practices. You must have hands-on Java experience, including ...

Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Staines-upon-Thames, England, United Kingdom
standards of quality related to code and systems Work closely with front-end developers in building and extending APIs Develop automated tests and conduct performance tuning Skills Experience with .NET core/.NET Experience building & integrating APIs Excellent knowledge of SQL Familiar with Microsoft Azure & AWS Experience using ...

Systems Developer

Hiring Organisation
Erin Associates
Location
Scunthorpe, South Humberside, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
capability Ensuring changes are delivered safely with minimal disruption to operations What we’re looking for Strong SQL development experience (including stored procedures and performance tuning) Experience with Crystal Reports Strong experience working with Epicor BisTrack ERP Comfortable working in legacy environments and improving existing solutions Strong analytical ...

Systems Developer

Hiring Organisation
Erin Associates
Location
Barrow-Upon-Humber, South Humberside, North East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
reporting capability Ensuring changes are delivered safely with minimal disruption to operations What were looking for Strong SQL development experience (including stored procedures and performance tuning) Experience with Crystal Reports Strong experience working with Epicor BisTrack ERP Comfortable working in legacy environments and improving existing solutions Strong analytical ...

Senior SharePoint Developer

Hiring Organisation
Larbey Evans
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £100,000 per annum
CSS3) Experience integrating SharePoint solutions using REST APIs, Microsoft Graph, C#, and .NET Hands-on management of on-prem SharePoint environments, including patching, upgrades, performance tuning, and troubleshooting Experience with Business Connectivity Services (BCS), External Content Types (ECTs), and SQL Server design and optimisation ...

Ruby Developer

Hiring Organisation
Proactive Appointments
Location
London, UK
Employment Type
Full-time
love to hear from you. Key Skills 4+ years' experience with Ruby on Rails Strong understanding of OOP & Rails architecture Extensive experience with PostgreSQL (performance tuning, complex queries) Background job processing with Sidekiq & Redis Expertise in RESTful APIs, JSON, JWT, SSO Experience with AWS & Docker Production system support ...

Ruby Developer

Hiring Organisation
Proactive Appointments
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 80,000 Annual
love to hear from you. Key Skills 4+ years' experience with Ruby on Rails Strong understanding of OOP & Rails architecture Extensive experience with PostgreSQL (performance tuning, complex queries) Background job processing with Sidekiq & Redis Expertise in RESTful APIs , JSON, JWT, SSO Experience with AWS & Docker Production system support ...

Quantexa Technical Lead - Senior Manager

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £120,000 per annum
technical authority and client interface, translating regulatory or business problems into scalable Quantexa architectures Leads teams in shaping data models, ER logic, and performance tuning across high-volume, enterprise datasets Mentors teams while influencing delivery standards, design patterns, and best practice across multiple workstreams In order to secure ...

Technical Lead - Ruby

Hiring Organisation
Run-Time Group Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
MySQL, Redis, Elasticsearch Async Processing: Sidekiq, Resque Cloud & DevOps: AWS, Heroku, Docker, CI/CD pipelines, IaC Testing & Quality: RSpec, Capybara, TDD methodologies Security, performance tuning, and system hardening AI & LLMs: API integration, prompt engineering, AI-enhanced features and developer tooling Responsibilities: Provides hands-on technical leadership ...

Principal Data Engineer

Hiring Organisation
WRK DIGITAL LTD
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£85,000
Azure Data Factory and Azure Databricks. Competence in and hands-on experience managing Databricks environments and developing lakehouse architectures with a focus on automation, performance tuning, cost optimisation, and system reliability. Proven proficiency in programming languages such as Python, T-SQL, and PySpark, with practical knowledge of test ...

Azure Cosmos DB Developer

Hiring Organisation
Tata Consultancy Services
Location
London, UK
within a leading financial services environment. You will be responsible for developing cloud-native solutions using Azure Cosmos DB and Microsoft Fabric, optimizing data performance, and supporting scalable, high-quality data engineering practices. The role requires strong technical expertise in NoSQL databases, distributed computing, and modern cloud development practices. … Azure Cosmos DB, including SQL API and MongoDB API. Design and implement efficient NoSQL data models aligned with application and business requirements. Optimize database performance through effective partitioning, indexing strategies, and query tuning. Develop and maintain Cosmos DB queries to improve performance and minimize RU consumption. Leverage Cosmos ...

Azure Cosmos DB Developer

Hiring Organisation
Tata Consultancy Services
Location
City of London, Greater London, UK
within a leading financial services environment. You will be responsible for developing cloud-native solutions using Azure Cosmos DB and Microsoft Fabric, optimizing data performance, and supporting scalable, high-quality data engineering practices. The role requires strong technical expertise in NoSQL databases, distributed computing, and modern cloud development practices. … Azure Cosmos DB, including SQL API and MongoDB API. Design and implement efficient NoSQL data models aligned with application and business requirements. Optimize database performance through effective partitioning, indexing strategies, and query tuning. Develop and maintain Cosmos DB queries to improve performance and minimize RU consumption. Leverage Cosmos ...

Azure Cosmos DB Developer

Hiring Organisation
Tata Consultancy Services
Location
London Area, United Kingdom
within a leading financial services environment. You will be responsible for developing cloud-native solutions using Azure Cosmos DB and Microsoft Fabric, optimizing data performance, and supporting scalable, high-quality data engineering practices. The role requires strong technical expertise in NoSQL databases, distributed computing, and modern cloud development practices. … Azure Cosmos DB, including SQL API and MongoDB API. Design and implement efficient NoSQL data models aligned with application and business requirements. Optimize database performance through effective partitioning, indexing strategies, and query tuning. Develop and maintain Cosmos DB queries to improve performance and minimize RU consumption. Leverage Cosmos ...

Azure Cosmos DB Developer

Hiring Organisation
Tata Consultancy Services
Location
City of London, London, United Kingdom
within a leading financial services environment. You will be responsible for developing cloud-native solutions using Azure Cosmos DB and Microsoft Fabric, optimizing data performance, and supporting scalable, high-quality data engineering practices. The role requires strong technical expertise in NoSQL databases, distributed computing, and modern cloud development practices. … Azure Cosmos DB, including SQL API and MongoDB API. Design and implement efficient NoSQL data models aligned with application and business requirements. Optimize database performance through effective partitioning, indexing strategies, and query tuning. Develop and maintain Cosmos DB queries to improve performance and minimize RU consumption. Leverage Cosmos ...

Linux System Engineers

Hiring Organisation
CGI
Location
Greater London, United Kingdom
Employment Type
Full Time
Your future duties and responsibilities In this role, you will support and enhance secure Linux environments across production and non-production systems, ensuring reliability, performance, and security. You will take ownership of diagnosing issues, improving deployment efficiency, and maintaining platforms that underpin highly sensitive operations. You will also work … collaborative setting. Key responsibilities include: Diagnose & Resolve system issues across production and non-production Linux environments Administer & Maintain enterprise Linux systems, ensuring stability and performance Optimise & Automate deployments to improve efficiency and reliability Support & Enable cloud adoption, hybrid architectures, and migration activities Contribute & Implement security improvements, including zero-trust ...

Oracle/SQL Database Administrator

Hiring Organisation
Henderson Scott
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £470 per day
sole UK national Role Description: DBA required to support Oracle and SQL Server databases within the Dragonfly secure environment, ensuring performance, availability, and stability of BAU services. Key Responsibilities: Monitor, maintain, and tune Oracle & SQL Server databases Manage incidents, troubleshooting, and root cause analysis Perform backups, restores, patching … AlwaysOn, Data Guard/RAC) Ensure security and compliance in a secure environment Key Skills: Strong Oracle and/or SQL Server DBA experience Performance tuning and troubleshooting expertise Backup/restore and HA/DR knowledge ITIL/managed service experience preferred If you're an experienced ...

Principal Consultant-Oracle EBS Core HR / Payroll Techno Functional-UK

Hiring Organisation
Infosys
Location
London, UK
production envir onments.Utilize extensive knowledge of HCM technical tools, including HCM Data Loader (HDL), HCM Extract, BI reporting, Fast Formulas, Custom Forms, Performance Tuning.Lead customer discussions pertaining to integrations, data migrations, and reports related to Core HR, Payroll and other relevant modulesGuide development teams on customization (OAF, PL/… Integration Cloud (OIC), and API development. Knowledgeable on HCM technical tools including HCM Data loader (HDL), HCM Extract, BI reporting, Fast Formulae, Custom Forms, Performance Tuning, Oracle PL/S QL, OAF. Ability to communicate complex technology solutions to diverse teams namely, technical, business and management teams. Knowledge ...

Principal Consultant-Oracle EBS Core HR / Payroll Techno Functional-UK

Hiring Organisation
Infosys
Location
City of London, Greater London, UK
production envir onments.Utilize extensive knowledge of HCM technical tools, including HCM Data Loader (HDL), HCM Extract, BI reporting, Fast Formulas, Custom Forms, Performance Tuning.Lead customer discussions pertaining to integrations, data migrations, and reports related to Core HR, Payroll and other relevant modulesGuide development teams on customization (OAF, PL/… Integration Cloud (OIC), and API development. Knowledgeable on HCM technical tools including HCM Data loader (HDL), HCM Extract, BI reporting, Fast Formulae, Custom Forms, Performance Tuning, Oracle PL/S QL, OAF. Ability to communicate complex technology solutions to diverse teams namely, technical, business and management teams. Knowledge ...