776 to 800 of 885 Performance Optimisation Jobs in the UK

Senior Software Engineer, Backend Software

Location
Greater London, England, United Kingdom
Golang, and/or Java Knowledge of gRPC and Protocol Buffers Experience building and operating distributed systems Familiarity with wireless communications, modeling of wireless performance, or satellite communications Strong technical communication skills, and ability to communicate across multiple functions Preferred Qualifications: We know that engineers who combine strong software … specifications in production software Hands-on experience working with Kubernetes and cloud-native telecom deployments (CNFs, Helm, service mesh) Professional experience with performance optimization of distributed systems Experience working in the aerospace & defense or telecommunications industry Familiarity with software‐defined networking platforms What We Offer: Innovative Environment: Work ...

Pre-Sales Engineer

Location
Manchester, England, United Kingdom
Job title: Pre-Sales Engineer – Hybrid & 365 Location: Manchester(hybrid working available) Hours: Monday to Friday, 37.5 hours per week Salary: Competitive + BCN Benefits About BCN At BCN we unite people and technology to ...

Performance Marketing Manager

Location
Slough, England, United Kingdom
Performance Marketing Manager Leading Media Brand London (3 days office based) Up to £65,000 + 10% Bonus We're working with a leading media brand in London that's investing heavily in it's subscription growth strategy and building out their in-house acquisition function. With paid media … moving in-house, this is a unique opportunity to join at the beginning of an exciting new chapter. As the Performance Marketing Manager, you'll take ownership of paid acquisition campaigns across key digital channels, driving subscriber growth through data-led decision making, continuous testing and performance optimisation. ...

Senior Integrated Campaign Manager

Location
Greater London, England, United Kingdom
Marketing, SDR, and Field Marketing to bring targeted, personalized programs to personas in our highest-value accounts.. You will report to the Director of Performance Marketing and Campaigns and work cross-functionally with Product Marketing, Performance Marketing, Content, Creative, Regional Marketing, and RevOps.. What You'll Own: Campaign … functional leaders operate and buy, educating the market on the value of AI-powered translation for global business communication. Partner with Product Marketing, Field, Performance, and SDR teams to develop go-to-market programs and nurture streams aligned with persona priorities and regional needs. Collaborate with Content, Creative ...

Data Engineer

Location
Exeter, England, United Kingdom
reports, KPI scorecards, and dashboards using Power BI desktop Follow and enhance BI standards and best practices across the team Ensure optimal end user performance by establishing overall system performance Capable of implementing row-level security for organizational data Knowledge in creation of Power BI gateway for datasets … best practices for data organization and security Familiarity with Real-Time Analytics and Direct Lake mode (preferred) Knowledge of Fabric capacity management and performance optimization #J-18808-Ljbffr ...

Lead Software Engineering - Java -ETT - Options Algorithmic Trading

Location
Greater London, England, United Kingdom
development, and technical troubleshooting to solve complex problems. Develop secure, high-quality production code in Java and review code to ensure best practices and performance standards. Design and implement algorithmic trading strategies to optimize execution and performance in a low-touch trading environment. Collaborate with product teams … translate trading strategies into scalable algorithms. Continuously improve and refactor codebases to enhance performance, implement testing, and ensure reliability. Contribute to a team culture of diversity, equity, inclusion, and respect. Drives team adoption of enterprise-authorized AI-assisted engineering practices within the work environment to improve code quality, delivery ...

People Operations Manager

Location
Greater London, England, United Kingdom
operational controls and seamless pay‐related processes. People Technology Act as owner and subject matter expert for core People systems including HRIS (HiBob), ATS, performance platforms and wider People technology stack. Drive system optimisation, adoption, automation and cross‐system integrations to improve operational efficiency and data accuracy. … data integrity, compliance and effective system controls across the employee lifecycle. Manage relationships with third‐party People vendors, including renewals, contract management and ongoing performance optimisation. Partner closely with Finance, Payroll and wider business stakeholders to ensure seamless system operations and accurate people data across all platforms. Employee Experience ...

AI Software Engineer

Location
Greater London, England, United Kingdom
motivated Computer Vision Engineer to join our team. In this role, you will bridge the gap between high-level machine learning research and high-performance production environments. You will be responsible for building robust SDKs, automating deployment pipelines, and ensuring our models run efficiently across a diverse hardware landscape … from edge SoCs to powerful cloud GPUs. Responsibilities SDK Development (C++) Design, develop, and maintain high-performance software development kits (SDKs) to expose computer vision capabilities to end-users and internal products. Model Deployment and Integration Port, convert, and deploy machine learning models across various hardware targets, including Qualcomm ...

Senior Software Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£110,000 - £160,000 per annum
projects, contribute ideas, and work closely with stakeholders across the business. THE ROLE As a Senior Software Developer, you will build and enhance high-performance C#/.NET applications, working across greenfield projects, real-time data systems, and complex engineering challenges. Specifically, you can expect to be involved … following: Designing, building, and optimising high-performance C#/.NET applications Leading the delivery of greenfield projects and enhancements to existing platforms Contributing to system architecture, design decisions, and performance optimization Developing scalable solutions that process and manage large volumes of data Collaborating with highly skilled engineers ...

Enterprise Architect - Salesforce Marketing Cloud

Location
Greater London, England, United Kingdom
platforms, marketing clouds, vendors, integrations, and data sources. Define scalable architectural blueprints and integration patterns across disparate systems and cloud environments. Ensure interoperability, scalability, performance, reliability, and operational efficiency across the wider technology landscape. Simplify and optimise enterprise ecosystems while maintaining alignment with strategic business goals. Data, Governance, Privacy … enterprise patterns and best practices. Contribute to communities, guilds, knowledge‐sharing initiatives, and capability growth across the company. Operationalisation & Continuous Improvement Support the stabilisation, optimisation, and operationalisation of enterprise MarTech ecosystems. Ensure enterprise solutions deliver measurable business outcomes and long‐term operational success. Oversee KPIs, performance metrics ...

React Software Engineer £300-350 per day inside Sussex remote hybrid

Hiring Organisation
Telstra Associates
Location
Burgess Hill, West Sussex, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350/day £300-350 per day
4. Professional certifications in software engineering, architecture, or product management 5. At least couple of years of experience building, mentoring, and managing high-performance distributed engineering teams. 6. Hands-on experience developing data-driven UI and dynamic forms such as JSON-schema based forms. 7. Hands-on experience developing … React Testing Library or similar testing frameworks 12. Experience integrating with RESTful APIs 13. Familiarity with JSON and web service technologies 14. Understanding of performance optimization techniques for web applications 15. Participate in code reviews to ensure high standards of code quality and performance 16. Experience working ...

Senior Systems Engineer, Workers AI

Location
Greater London, England, United Kingdom
have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World … cities worldwide. Working alongside AI/ML engineers, hardware partners, and Cloudflare product teams, you’ll solve hard problems in distributed systems and high-performance computing: sub-second model cold starts, multi-accelerator workload scheduling, efficient KV cache management, and a model deployment platform serving both Cloudflare and customers ...

Data Consultant

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£240.00 - £320.00 per day
helps organisations turn complex data into actionable business insight. Working across a diverse client portfolio, they support businesses with reporting, measurement, customer analytics and performance optimisation. Their teams combine technical expertise with commercial understanding to help clients make more informed decisions. The Role and Deliverables Build, maintain and enhance … reporting dashboards using Looker Studio. Analyse paid media, website and campaign performance data to identify trends and provide actionable insights. Clean, interrogate and analyse customer data to support business decision-making. Use SQL and Python to extract, manipulate and analyse large datasets. Support reporting and analytical deliverables across ...

Senior Software Development Engineer

Location
City Of London, England, United Kingdom
reused across multiple brands and platforms. Drive engineering excellence for the services you own by championing code quality, automated testing, observability, performance optimization, and simplification, taking technical responsibility for service health, scalability, resilience, and the ongoing reduction of technical debt and operational overhead. Provide technical mentorship and guidance … experience. 8+ years of relevant professional software development experience with a strong focus on backend development, using Java or Kotlin, building and operating high-performance, high-throughput, highly available, and scalable services on cloud platforms. Proven experience owning one or more production services or components throughout their lifecycle, including ...

React Developer

Location
Greater London, England, United Kingdom
/UX Designers, and QAs, to deliver features that enhance user experience and meet business requirements. Optimise applications for maximum speed, scalability, and performance, ensuring the best possible user experience. Stay updated with the latest frontend technologies, tools, and industry trends, and apply them where appropriate. Qualifications & Skills: 3+ … development. Proficiency in TypeScript, React, and Redux or other state management frameworks. Strong experience in frontend system design, including architecting scalable, maintainable, and high-performance web applications aligned with overall platform architecture. Awareness and proficiency in security best practices and accessibility. Experience in using UI component libraries such ...

Senior iOS Developer

Hiring Organisation
Experis
Location
United Kingdom
implementation of custom iOS features. Collaborate with Product Managers, Tech Leads, and QA to plan, build, and ship features. Ensure high standards of quality, performance, and security. Debug, track, and resolve defects; contribute to L3 support when required. Help drive innovation within the iOS platform and development practices What … Experience with modern iOS architectures (e.g. MVVM , Clean Architecture ) Solid understanding of CS fundamentals , including algorithms and data structures Knowledge of mobile security, performance optimization, and Apple HIG Experience with Xcode, TestFlight, App Store Connect , Git, CI, Jira, and Confluence A proactive, problem‐solving mindset and ability to thrive ...

Forward Deployment Engineer

Location
United Kingdom
capabilities. Architect agent behaviors including intent handling, workflow orchestration, and multi-system interactions. Continuously refine and evolve agents through iterative testing, model tuning, and performance optimization. AI Agent Lifecycle Ownership Own the full lifecycle of AI agents from initial design through deployment and ongoing optimization. Define agent architecture including … prompting strategies, knowledge retrieval patterns, and decision logic. Implement observability, evaluation, and feedback loops to improve agent accuracy, reliability, and business outcomes. Monitor agent performance and evolve agents to handle increasingly complex customer interactions. System Integration & Automation Build integrations between AI agents and enterprise systems including CRM, commerce platforms ...

Junior Python Django Developer Times Fastest Growing

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
agile and fast paced. As requirements evolve you will leverage the best of the open source community, sometimes substituting your own solutions where greater performance is needed. You will be encouraged to evangelise and prototype new technologies and through doing so you will help shape the architecture. Python Django … Javascript/AngularJS)Strong understanding of software development practices such as agile development/scrum/kanbaDatabase design (both relational and non-relational) and performance optimization experienceYou will gain exposure to NumPy, SciPy, pandas, IPython and other Python libraries with ability to source, clean and manipulate large data sets ...

Frontend Architect - React

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
Latency) Role Overview- We are seeking a highly skilled UI Developer with strong expertise in building time-critical, high-availability, and high-performance applications. The ideal candidate will have hands-on experience across the full UI development lifecycle, including design, development, testing, and deployment. Technical Skills & Expertise- Frontend Technologies … Have): Exposure to frameworks like Playwright or Cypress Desired Experience Experience working on financial services or trading platforms is an advantage Strong understanding of performance optimization and low-latency UI applications Experience with highly available, mission-critical systems. ...

Sales Trading Desk Head

Location
Greater London, England, United Kingdom
Lead and scale the EMEA electronic execution franchise, working in partnership with your Co‐Head to define strategic direction, allocate resources, oversee P&L performance, and drive growth across algorithmic trading, DMA, SOR, and crossing network products Serve as a primary relationship owner and strategic advisorfor key institutional clients … develop innovative solutions that respond to evolving market structure and regulatory dynamics (including MiFID II and best execution requirements) Oversee the development and performance optimization of sophisticated execution algorithms, ensuring competitiveness in low‐latency environments, monitoring Transaction Cost Analysis (TCA), and collaborating with quants and developers to refine trading ...

Electronic Execution Sales Trading Desk Head

Location
Greater London, England, United Kingdom
Lead and scale the EMEA electronic execution franchise, working in partnership with your Co-Head to define strategic direction, allocate resources, oversee P&L performance, and drive growth across algorithmic trading, DMA, SOR, and crossing network products Serve as a primary relationship owner and strategic advisor for key institutional … develop innovative solutions that respond to evolving market structure and regulatory dynamics (including MiFID II and best execution requirements) Oversee the development and performance optimization of sophisticated execution algorithms, ensuring competitiveness in low-latency environments, monitoring Transaction Cost Analysis (TCA), and collaborating with quants and developers to refine trading ...

Front End Engineering Manager

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
especially looking for individuals who are experts in front-end engineering for mobile or web platforms, with deep experience in modern frameworks and performance optimization. You'll bring hands-on experience with generative AI technologies and understand how to apply them to enhance product experiences. Consulting experience is also … solutionsPropel the use of Generative AI within our work and productsProvide input to technology & engineering thought leadership to our clients and teams Maximise team performance through mentorship, skills learning and career development Contribute to developing offerings, assets, capabilities, and attend events We are looking for experience in the following ...

Front End Engineering Manager

Hiring Organisation
Accenture
Location
Manchester, UK
Employment Type
Full-time
especially looking for individuals who are experts in front-end engineering for mobile or web platforms, with deep experience in modern frameworks and performance optimization. You'll bring hands-on experience with generative AI technologies and understand how to apply them to enhance product experiences. Consulting experience is also … solutionsPropel the use of Generative AI within our work and productsProvide input to technology & engineering thought leadership to our clients and teams Maximise team performance through mentorship, skills learning and career development Contribute to developing offerings, assets, capabilities, and attend events We are looking for experience in the following ...

Senior Simulation Software & Security Engineer

Location
Crawley, England, United Kingdom
review, and ship high-quality, cross-platform code for Windows, Linux, and iOS. Deliver across the full development lifecycle: feature development, bug fixes, refactors, performance tuning, and ongoing maintenance. Build, improve, and troubleshoot automated build systems and CI/CD pipelines to increase reliability, reduce build times, and ensure … reverse-engineering assessments. Collaborate cross-functionally with product, QA, and engineering teams, mentor junior engineers, and advocate engineering best practices to balance security, performance, maintainability, and user experience. Basic Qualifications (Required Skills/Experience) Bachelor of Science degree or higher from an accredited course of study in engineering, engineering ...

Data Analyst (DA)

Location
Greater London, England, United Kingdom
optimization initiatives. Contribute to best practices for data management, documentation, and analytics delivery. Telecommunications & GIS Analytics Utilize telecommunications domain expertise to analyze network performance, operational KPIs, telemetry data, and asset lifecycle information. Work with GIS datasets, geospatial analytics, and location-based intelligence solutions. Leverage BigQuery GIS functions and spatial … Table Expressions (CTEs) Arrays and Structs DDL and DML operations User Defined Functions (UDFs) Strong understanding of Google BigQuery including: Partitioning and Clustering Query Performance Optimization Cost Management and Pricing Models (On-Demand vs Slots) BigQuery IAM and Access Controls Experience working with GraphQL APIs and data extraction processes. ...