76 to 100 of 259 Performance Tuning Jobs

Senior Software Engineer

Hiring Organisation
Understanding Recruitment
Location
United Kingdom
Senior Software Engineer (C++) 📍 Remote (UK/Europe) 🏦 High-Performance Trading Systems 💰 Up to £180k + bonus + equity We’re hiring a Senior C++ Engineer to work on the systems that sit at the heart of a global trading platform. This is a backend, systems-focused role centred … around performance-critical engineering — building the infrastructure that enables fast, reliable, and secure execution at scale. 🚀 The Role You’ll be working on the core framework and performance-critical components that underpin the trading engine. Your responsibilities will include: Designing and building low-level systems that support high ...

Platform Engineer: £85k + Bonus/benefits (High Frequency Trading)

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
working with a fast-growing technology-driven trading firm looking to hire a Junior Platform Engineer to support a globally distributed, high-performance infrastructure environment powering real-time data and trading operations. This is an opportunity to join a highly technical team working across multi-cloud infrastructure, Linux systems … fast-paced environment. What you’ll be working on: • Supporting a 24x7 global infrastructure environment across cloud and on-prem systems • Improving platform performance, automation, and operational processes • Working closely with development and infrastructure teams on architecture and scalability • Managing infrastructure across multi-region/multi-cloud environments • Linux ...

Senior Java Developer - Capital Markets

Hiring Organisation
Reed
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £125,000 per annum, Inc benefits
Senior Java Developer Annual Salary: Competitive with performance-related bonus Location: City of London (Hybrid - 3 days a week onsite) Job Type: Full-Time, Permanent A new exciting opportunity has become available for an experienced Senior Java Developer to join a growing Technology department working specifically within Capital Markets … customising third-party trading systems. This position is a key step towards a Head of Engineering role, anticipated within 24 months based on performance and organisational growth. Day-to-day of the role: Design, develop, and maintain in-house systems, APIs, reporting tools, and the client web portal. Implement ...

Site Reliability Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
blameless post mortems and turning incidents into measurable improvements Automating repetitive tasks and refining the deployment pipeline Planning for growth through capacity management and performance optimisation Managing the relationship with AWS support and handling technical support cases This is a hands on role where your judgement will be trusted … incidents and troubleshooting live environments Tech You’ll Likely Work With Linux administration Monitoring tools such as Prometheus, Grafana, CloudWatch, CheckMK, or similar Performance and load testing frameworks Python or Go for scripting CI/CD pipelines and GitOps practices Capacity planning and performance tuning Most importantly ...

C++ HFT Developer

Hiring Organisation
Harrington Starr
Location
City of London, London, United Kingdom
core engineering team building the systems that power live trading across global electronic markets. This is a strong opportunity for an engineer who enjoys performance-critical systems, close collaboration with highly quantitative teams and solving complex technical problems where speed, reliability and precision matter. The business operates across multiple … live execution. The role suits someone with strong systems-level engineering capability who wants to work on real-time platforms where code quality and performance have direct commercial impact. You’ll partner closely with researchers and trading teams, contributing to architecture decisions, performance tuning and continuous platform ...

Software Engineer (PHP) JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
Software Engineer who thrives in fast-paced environments where performance truly matters? Do you want to help shape the technical direction of one of the most exciting and fastest-growing start-ups in the area? My client is building something special - a high-growth technology business with ambitious plans … role in scaling their platform. The Role As a Software Engineer, you will be working on a modern, cloud-based platform where performance, scalability and reliability are critical. This is not a maintenance role - you will be building, optimising and helping to define best practice from the ground up. ...

Senior Storage Consultant (Dell PowerMax/SRDF Metro)

Hiring Organisation
Hays Talent Solutions
Location
England, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
enterprise storage solutions for high-profile customers in regulated environments.This is a customer-facing professional services role, working on critical infrastructure programmes where resilience, performance, and data availability are paramount. UK based remote role 6 month contract Inside IR35 Key Responsibilities Design, implement, and support Dell PowerMax storage environments … MPIO (Linux/Windows/AIX), VMware Exposure to Oracle RAC, SQL Server, IBM Power/AIX Understanding of DR testing, cyber recovery, or performance tuning Profile Strong customer-facing communication skills Comfortable working in complex, high-pressure environments Able to work independently and deliver ...

Front End-Angular developer

Hiring Organisation
DCV Technologies
Location
Basildon, Essex, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350/day
experiences, including tables, dashboards, and visualizations. Collaborate with backend teams to integrate REST APIs and microservice based systems. Apply best practices in state management, performance optimization, and UI scalability. Contribute to frontend architecture decisions, coding standards, and shared component libraries. Work in an Agile environment and collaborate with product … Skills Desired: Experience in risk, fraud, payments, or financial systems Exposure to CI/CD pipelines and DevOps enabled frontend delivery Awareness of frontend performance tuning and accessibility best practices Experience modernizing or upgrading Angular versions ...

Azure Data Architect

Hiring Organisation
ARC IT Recruitment Ltd
Location
Worthing, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£90,000
ensure seamless integration with various data sources. Implement data governance and security best practices. Provide technical leadership and guidance to the development team. Conduct performance tuning and optimization of data processes. Skills required: Proven experience as a Data Architect working within Azure. Expertise in Azure Databricks and Azure ...

Lead Data Engineer

Hiring Organisation
Kinetech Recruitment
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
applications) feeding into a Lakehouse Engage stakeholders across the business to improve data quality and consistency Required Experience Strong hands-on SQL expertise, including performance tuning Proven experience with Microsoft Fabric and Synapse (design, architecture, implementation) Experience working with Lakehouse architecture and multiple data sources Demonstrable experience modernising ...

DevOps Engineer (eDV Cleared)

Hiring Organisation
Oscar Associates (UK) Limited
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Clearance is required for eligibility. Your day-to-day will consist of: Gathering and analysing statistics from operating systems and applications regarding performance tuning and error searching. Strong Kubernetes exposure Troubleshooting and providing solutions for technical issues across the stack. Be a part of system design consultation, platform ...

ML Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Negotiable
Docker, Kubernetes, and CI/CD . Responsible AI: Ensure our systems are trustworthy by implementing quantifiable metrics for bias detection, explainability, and privacy. Performance Tuning: Optimize data workflows for maximum scalability and cost-efficiency. Insurance Domain experience is added advantage. Your Technical Toolkit AI/ML: Expert ...

Machine Learning Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Negotiable
Docker, Kubernetes, and CI/CD . Responsible AI: Ensure our systems are trustworthy by implementing quantifiable metrics for bias detection, explainability, and privacy. Performance Tuning: Optimize data workflows for maximum scalability and cost-efficiency. Insurance Domain experience is added advantage. Your Technical Toolkit AI/ML: Expert ...

ML Engineer

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £500 per day
Docker, Kubernetes, and CI/CD . Responsible AI: Ensure our systems are trustworthy by implementing quantifiable metrics for bias detection, explainability, and privacy. Performance Tuning: Optimize data workflows for maximum scalability and cost-efficiency. Insurance Domain experience is added advantage. Your Technical Toolkit AI/ML: Expert ...

SQL Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Wigan, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£40,000
data engineering, and BI within a single role Hands-on experience with production databases and live data systems Opportunities to develop strong SQL and performance tuning skills Gradual increase in responsibility and technical ownership Experience working with business stakeholders and real reporting needs Exposure to modern data platforms ...

Principal Database Platform Engineer

Hiring Organisation
Jobleads-UK
Location
Sheffield, England, United Kingdom
deployed on IaaS or part of DBaaS. Strong understanding of consumer use case and how databases infrastructure capabilities work.• Expertise in infrastructure components, performance tuning, and capacity planning.• Understanding of, and hands on experience of, micro services, software development, infrastructure automation, api development and basic application system ...

Order Management Solutions Analyst

Hiring Organisation
Jobleads-UK
Location
Scotland, United Kingdom
Configure Oracle Fusion Subscriptions processes, including the understanding of their interactions with Serially tracked Install Base Assets. Provide leadership in system upgrades, patching, and performance tuning. Mentor others and serve as a subject matter expert for the Order Managerent Module, including delivering planned and adhoc training. Participate in improving ...

Database Administrator

Hiring Organisation
Bright Purple Resourcing
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£475.00 per day
organisation. This role focuses on supporting and improving critical Oracle environments across both on-premise and cloud infrastructure. You will help maintain the stability, performance, and scalability of the Oracle estate, with responsibilities including patching, performance tuning, cloud deployments, and full lifecycle management. Key Responsibilities: Support ...

Frontend Architect (React)

Hiring Organisation
Infovision
Location
Denver, Colorado, United States
Employment Type
Permanent
Salary
USD Annual
looking for a Senior React/Frontend Architect with expertise in React, Material UI, TypeScript, and Node.js to help build and optimize high performance web applications. The ideal candidate has a strong foundation in front-end development, best practices, advanced TypeScript skills, and experience with modern JavaScript build tools … like Webpack. Experience in Node.js library packaging, design systems, and optimizing front-end performance is highly desirable. Responsibilities: Architect, Develop and optimize React components, ensuring reusability, maintainability, and performance. Architect and maintain a scalable React application structure, following best practices for long-term sustainability. Build and package Node.js libraries ...

Principal Engineer - Platform Enablement Squad

Hiring Organisation
Centrica - CHP
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent
productivity Establish engineering excellence across teams: Champion high engineering standards including clean architecture, CI/CD automation, observability, testing strategies, release processes, telemetry, performance tuning, and secure-by-design principles Lead platform performance, reliability & offline capability: Ensure the environment performs reliably in challenging field conditions (such … poor signal or offline mode), with focus on failover behaviours, caching, performance profiling, and user trust Influence and steward Security, SRE, Quality and Platform-wide capabilities: Shape quality, resilience, and security strategies across teams-ensuring teams adopt shift-left testing, strong security hygiene, consistent observability, and reliable operational processes ...

Database Administrator

Hiring Organisation
Tata Consultancy Services
Location
Sheffield, England, United Kingdom
that matters, through challenging projects which demand ambitious innovation and thought leadership. The Role As MySQL Database Administrator (DBA), you are responsible for the performance, integrity, and security of MySQL databases. Key responsibilities: Installation & Configuration: Set up, configure, and maintain MySQL database servers across various environments (On-prem, Linux … Windows, or Cloud like AWS RDS). Performance Tuning: Monitor system health and perform query optimization, slow query analysis, and indexing strategies to ensure high efficiency. Backup & Recovery: Design and implement robust backup and restoration strategies to ensure 24x7 operation support and business continuity. Security Management: Manage user ...

IT Manager

Hiring Organisation
Chapman Tate Associates
Location
Birmingham, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £65,000 per annum
role suited to someone who enjoys both strategic oversight and technical involvement. Key Responsibilities Manage and develop the company’s ERP system , ensuring optimal performance and continuous improvement Oversee and maintain SQL databases , including performance tuning, reporting, and data integrity Lead and mentor a small IT team … fostering a high-performance culture Define and deliver the IT strategy in line with business objectives Work closely with production, finance, and operations teams to support critical systems Manage third-party vendors and external service providers Ensure cybersecurity, compliance and data protection standards are maintained Drive system upgrades, implementations ...

Principal Engineer

Hiring Organisation
Centrica - CHP
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
productivity. 5. Establish engineering excellence across teams Champion high engineering standards: clean architecture, CI/CD automation, observability, testing strategies, release processes, telemetry, performance tuning and secure-by-design principles. 6. Lead platform performance, reliability & offline capability Ensure the mobile environment performs reliably in challenging field conditions … poor signal, offline mode), with focus on failover behaviours, caching, performance profiling and user trust. 7. Influence and steward Security, SRE, Quality and Platform wide capabilities Shape quality, resilience, and security strategies across teams-ensuring teams adopt shift left testing, strong security hygiene, consistent observability, and reliable operational processes. ...

Pega Principal System Architect

Hiring Organisation
Accenture
Location
London Area, United Kingdom
People, Client Value Creation, One Global Network, Respect for the Individual and Integrity. Year after year, Accenture is recognized worldwide not just for business performance but for inclusion and diversity too. “Across the globe, one thing is universally true of the people of Accenture: We care deeply about what … member of our team, you will have the opportunity to: Lead Pega Architectural Design & Delivery Architect, design, and oversee the implementation of scalable, high‐performance Pega solutions that meet business and technical requirements. Establish Best Practices & Frameworks Define and enforce Pega development standards, methodologies, guardrails, and reusable frameworks ...

Pega Principal System Architect

Hiring Organisation
Accenture
Location
Birmingham, England, United Kingdom
People, Client Value Creation, One Global Network, Respect for the Individual and Integrity. Year after year, Accenture is recognized worldwide not just for business performance but for inclusion and diversity too. “Across the globe, one thing is universally true of the people of Accenture: We care deeply about what … member of our team, you will have the opportunity to: Lead Pega Architectural Design & Delivery Architect, design, and oversee the implementation of scalable, high‐performance Pega solutions that meet business and technical requirements. Establish Best Practices & Frameworks Define and enforce Pega development standards, methodologies, guardrails, and reusable frameworks ...