Performance Optimisation Jobs in London

376 to 400 of 418 Performance Optimisation Jobs in London

Senior Software Engineer

london, south east england, united kingdom
CXC
Type: Hybrid - office based 2 days per week Job Description: Design, implement, and optimise live streaming capabilities into existing software-based video pipeline Leverage hardware acceleration to develop high-performance, low-latency video capture, processing, AI inference, visualization and streaming software Work as part of a multidisciplinary team to develop robust and secure-by-design software for a medical … live video streaming development Expertise on software video pipelines (e.g., GStreamer and/or FFmpeg) Excellent C++ development skills with C++11 or higher, multi-threading, inter-process communication and performance optimisation. Proven ability to write clear, maintainable, and well-documented code. Self-starter who can own projects end-to-end—from concept and prototyping through to production. Excellent written More ❯
Posted:

Senior Software Engineer

london (city of london), south east england, united kingdom
CXC
Type: Hybrid - office based 2 days per week Job Description: Design, implement, and optimise live streaming capabilities into existing software-based video pipeline Leverage hardware acceleration to develop high-performance, low-latency video capture, processing, AI inference, visualization and streaming software Work as part of a multidisciplinary team to develop robust and secure-by-design software for a medical … live video streaming development Expertise on software video pipelines (e.g., GStreamer and/or FFmpeg) Excellent C++ development skills with C++11 or higher, multi-threading, inter-process communication and performance optimisation. Proven ability to write clear, maintainable, and well-documented code. Self-starter who can own projects end-to-end—from concept and prototyping through to production. Excellent written More ❯
Posted:

OneStream Consultant

City of London, London, United Kingdom
SoCode Recruitment
in the design, development, and implementation of OneStream solutions for clients. You'll work closely with finance and IT stakeholders to translate business requirements into scalable, maintainable, and high-performance technical solutions. Key Responsibilities Design and develop OneStream platform solutions, including data integrations, business rules, dashboards, and workflows. Configure and customize OneStream applications to meet client-specific financial consolidation … practices; contribute to internal knowledge sharing. Qualifications Proven experience (2–5+ years) as a OneStream Consultant or Developer Strong technical expertise in scripting VB.NET or SQL, data integration, and performance optimization. Experience with financial systems, reporting, and EPM Familiarity with cloud-based infrastructure and integration tools Ability to translate complex business requirements into scalable technical solutions. Excellent communication and More ❯
Posted:

OneStream Consultant

London Area, United Kingdom
SoCode Recruitment
in the design, development, and implementation of OneStream solutions for clients. You'll work closely with finance and IT stakeholders to translate business requirements into scalable, maintainable, and high-performance technical solutions. Key Responsibilities Design and develop OneStream platform solutions, including data integrations, business rules, dashboards, and workflows. Configure and customize OneStream applications to meet client-specific financial consolidation … practices; contribute to internal knowledge sharing. Qualifications Proven experience (2–5+ years) as a OneStream Consultant or Developer Strong technical expertise in scripting VB.NET or SQL, data integration, and performance optimization. Experience with financial systems, reporting, and EPM Familiarity with cloud-based infrastructure and integration tools Ability to translate complex business requirements into scalable technical solutions. Excellent communication and More ❯
Posted:

OneStream Consultant

london, south east england, united kingdom
SoCode Recruitment
in the design, development, and implementation of OneStream solutions for clients. You'll work closely with finance and IT stakeholders to translate business requirements into scalable, maintainable, and high-performance technical solutions. Key Responsibilities Design and develop OneStream platform solutions, including data integrations, business rules, dashboards, and workflows. Configure and customize OneStream applications to meet client-specific financial consolidation … practices; contribute to internal knowledge sharing. Qualifications Proven experience (2–5+ years) as a OneStream Consultant or Developer Strong technical expertise in scripting VB.NET or SQL, data integration, and performance optimization. Experience with financial systems, reporting, and EPM Familiarity with cloud-based infrastructure and integration tools Ability to translate complex business requirements into scalable technical solutions. Excellent communication and More ❯
Posted:

OneStream Consultant

london (city of london), south east england, united kingdom
SoCode Recruitment
in the design, development, and implementation of OneStream solutions for clients. You'll work closely with finance and IT stakeholders to translate business requirements into scalable, maintainable, and high-performance technical solutions. Key Responsibilities Design and develop OneStream platform solutions, including data integrations, business rules, dashboards, and workflows. Configure and customize OneStream applications to meet client-specific financial consolidation … practices; contribute to internal knowledge sharing. Qualifications Proven experience (2–5+ years) as a OneStream Consultant or Developer Strong technical expertise in scripting VB.NET or SQL, data integration, and performance optimization. Experience with financial systems, reporting, and EPM Familiarity with cloud-based infrastructure and integration tools Ability to translate complex business requirements into scalable technical solutions. Excellent communication and More ❯
Posted:

Genesys Developer

London Area, United Kingdom
Hybrid / WFH Options
Undisclosed
on Genesys-related technical issues, challenges, and solutions. Serve as a trusted advisor on Genesys technologies, capabilities, and best practices, helping stakeholders maximize the value of their Genesys investments. Performance Optimization and Tuning: Identify opportunities to optimize performance, efficiency, and scalability of Genesys contact center environments through system tuning, configuration adjustments, and capacity planning. Conduct performance assessments … diagnostic analyses, and tuning activities to ensure optimal performance under varying workloads and conditions. Training and Knowledge Transfer: Develop and deliver training sessions, workshops, and educational materials to internal teams and stakeholders on Genesys products, features, and implementation methodologies. Facilitate knowledge sharing and collaboration within the organization to build internal expertise and capabilities in Genesys technologies. Vendor Management and More ❯
Posted:

Genesys Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Undisclosed
on Genesys-related technical issues, challenges, and solutions. Serve as a trusted advisor on Genesys technologies, capabilities, and best practices, helping stakeholders maximize the value of their Genesys investments. Performance Optimization and Tuning: Identify opportunities to optimize performance, efficiency, and scalability of Genesys contact center environments through system tuning, configuration adjustments, and capacity planning. Conduct performance assessments … diagnostic analyses, and tuning activities to ensure optimal performance under varying workloads and conditions. Training and Knowledge Transfer: Develop and deliver training sessions, workshops, and educational materials to internal teams and stakeholders on Genesys products, features, and implementation methodologies. Facilitate knowledge sharing and collaboration within the organization to build internal expertise and capabilities in Genesys technologies. Vendor Management and More ❯
Posted:

Genesys Developer

london, south east england, united kingdom
Hybrid / WFH Options
Undisclosed
on Genesys-related technical issues, challenges, and solutions. Serve as a trusted advisor on Genesys technologies, capabilities, and best practices, helping stakeholders maximize the value of their Genesys investments. Performance Optimization and Tuning: Identify opportunities to optimize performance, efficiency, and scalability of Genesys contact center environments through system tuning, configuration adjustments, and capacity planning. Conduct performance assessments … diagnostic analyses, and tuning activities to ensure optimal performance under varying workloads and conditions. Training and Knowledge Transfer: Develop and deliver training sessions, workshops, and educational materials to internal teams and stakeholders on Genesys products, features, and implementation methodologies. Facilitate knowledge sharing and collaboration within the organization to build internal expertise and capabilities in Genesys technologies. Vendor Management and More ❯
Posted:

Genesys Developer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Undisclosed
on Genesys-related technical issues, challenges, and solutions. Serve as a trusted advisor on Genesys technologies, capabilities, and best practices, helping stakeholders maximize the value of their Genesys investments. Performance Optimization and Tuning: Identify opportunities to optimize performance, efficiency, and scalability of Genesys contact center environments through system tuning, configuration adjustments, and capacity planning. Conduct performance assessments … diagnostic analyses, and tuning activities to ensure optimal performance under varying workloads and conditions. Training and Knowledge Transfer: Develop and deliver training sessions, workshops, and educational materials to internal teams and stakeholders on Genesys products, features, and implementation methodologies. Facilitate knowledge sharing and collaboration within the organization to build internal expertise and capabilities in Genesys technologies. Vendor Management and More ❯
Posted:

Head of Growth

london, south east england, united kingdom
Beyond The Book
A leading dynamic digital solutions agency is looking for an ambitious and commercially driven Head of Growth to accelerate business performance across multiple divisions. This is an exciting opportunity to join a fast-growing, forward-thinking organisation that partners with world-class brands and delivers cutting-edge digital solutions across multiple disciplines. The Role Reporting directly to the Chief … the full marketing mix and how to drive measurable business growth. Youre equally comfortable building board-level strategies as you are getting hands-on with analytics, creative briefing, and performance optimisation. Youll bring: 10+ years experience in growth, performance, or digital marketing (agency or network experience ideal). Proven success developing and scaling multi-channel growth strategies. Expertise … in CRM management and optimisation (HubSpot preferred). Experience leading high-performing teams to exceed ambitious targets. Strong data, analytical, and communication skills. A test-and-learn mindset and passion for innovation through technology. Why Apply? This is your chance to join a global organisation redefining digital marketing. Youll have the autonomy to shape the companys growth engine, experiment More ❯
Posted:

Head of Growth

london (city of london), south east england, united kingdom
Beyond The Book
A leading dynamic digital solutions agency is looking for an ambitious and commercially driven Head of Growth to accelerate business performance across multiple divisions. This is an exciting opportunity to join a fast-growing, forward-thinking organisation that partners with world-class brands and delivers cutting-edge digital solutions across multiple disciplines. The Role Reporting directly to the Chief … the full marketing mix and how to drive measurable business growth. Youre equally comfortable building board-level strategies as you are getting hands-on with analytics, creative briefing, and performance optimisation. Youll bring: 10+ years experience in growth, performance, or digital marketing (agency or network experience ideal). Proven success developing and scaling multi-channel growth strategies. Expertise … in CRM management and optimisation (HubSpot preferred). Experience leading high-performing teams to exceed ambitious targets. Strong data, analytical, and communication skills. A test-and-learn mindset and passion for innovation through technology. Why Apply? This is your chance to join a global organisation redefining digital marketing. Youll have the autonomy to shape the companys growth engine, experiment More ❯
Posted:

Head of Growth

London Area, United Kingdom
Beyond The Book
A leading dynamic digital solutions agency is looking for an ambitious and commercially driven Head of Growth to accelerate business performance across multiple divisions. This is an exciting opportunity to join a fast-growing, forward-thinking organisation that partners with world-class brands and delivers cutting-edge digital solutions across multiple disciplines. The Role Reporting directly to the Chief … full marketing mix and how to drive measurable business growth. You’re equally comfortable building board-level strategies as you are getting hands-on with analytics, creative briefing, and performance optimisation. You’ll bring: 10+ years’ experience in growth, performance, or digital marketing (agency or network experience ideal). Proven success developing and scaling multi-channel growth strategies. … Expertise in CRM management and optimisation (HubSpot preferred). Experience leading high-performing teams to exceed ambitious targets. Strong data, analytical, and communication skills. A test-and-learn mindset and passion for innovation through technology. Why Apply? This is your chance to join a global organisation redefining digital marketing. You’ll have the autonomy to shape the company’s More ❯
Posted:

Head of Growth

City of London, London, United Kingdom
Beyond The Book
A leading dynamic digital solutions agency is looking for an ambitious and commercially driven Head of Growth to accelerate business performance across multiple divisions. This is an exciting opportunity to join a fast-growing, forward-thinking organisation that partners with world-class brands and delivers cutting-edge digital solutions across multiple disciplines. The Role Reporting directly to the Chief … full marketing mix and how to drive measurable business growth. You’re equally comfortable building board-level strategies as you are getting hands-on with analytics, creative briefing, and performance optimisation. You’ll bring: 10+ years’ experience in growth, performance, or digital marketing (agency or network experience ideal). Proven success developing and scaling multi-channel growth strategies. … Expertise in CRM management and optimisation (HubSpot preferred). Experience leading high-performing teams to exceed ambitious targets. Strong data, analytical, and communication skills. A test-and-learn mindset and passion for innovation through technology. Why Apply? This is your chance to join a global organisation redefining digital marketing. You’ll have the autonomy to shape the company’s More ❯
Posted:

Engineer Quality

London, United Kingdom
a greenfield project to add options trading capabilities a rare chance to shape core infrastructure at scale. What youll be doing: Writing ultra-low latency C++ code, tuning for performance and efficiency. Working alongside other VP-level C++ developers on mission-critical systems. Driving a test-first strategy (TDD, BDD, automation frameworks). Building out options and derivatives functionality … on a high-performance trading stack. What were looking for: Deep C++ expertise you live and breathe performance optimization. Senior/VP-level engineer in your current shop. Solid track record with automated testing in production environments. Low-latency, high-throughput systems experience. Financial markets knowledge (options/derivatives) is a plus, not a must. Why this role More ❯
Posted:

C++ Engineer

London Area, United Kingdom
Bourne Search Ltd
greenfield project to add options trading capabilities – a rare chance to shape core infrastructure at scale. What you’ll be doing: Writing ultra-low latency C++ code, tuning for performance and efficiency. Working alongside other VP-level C++ developers on mission-critical systems. Driving a test-first strategy (TDD, BDD, automation frameworks). Building out options and derivatives functionality … on a high-performance trading stack. What we’re looking for: Deep C++ expertise – you live and breathe performance optimization. Senior/VP-level engineer in your current shop. Solid track record with automated testing in production environments. Low-latency, high-throughput systems experience. Financial markets knowledge (options/derivatives) is a plus, not a must. Why this More ❯
Posted:

C++ Engineer

City of London, London, United Kingdom
Bourne Search Ltd
greenfield project to add options trading capabilities – a rare chance to shape core infrastructure at scale. What you’ll be doing: Writing ultra-low latency C++ code, tuning for performance and efficiency. Working alongside other VP-level C++ developers on mission-critical systems. Driving a test-first strategy (TDD, BDD, automation frameworks). Building out options and derivatives functionality … on a high-performance trading stack. What we’re looking for: Deep C++ expertise – you live and breathe performance optimization. Senior/VP-level engineer in your current shop. Solid track record with automated testing in production environments. Low-latency, high-throughput systems experience. Financial markets knowledge (options/derivatives) is a plus, not a must. Why this More ❯
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Network Consultant - Prisma SD-WAN/SASE

City Of London, England, United Kingdom
Cisilion
modern, agile, and secure hybrid Internet-based/private underlay powered by Palo Alto Networks SD-WAN and SASE technologies. This role is critical to ensuring seamless migration, optimal performance, and robust security across their global network infrastructure. The successful candidate must be certified in either Palo Alto Networks Certified SD-WAN Engineer and/or Palo Alto Networks … components including secure web gateway (SWG), cloud access security broker (CASB), ZTNA, and firewall-as-a-service. Ensure interoperability with existing infrastructure, including firewalls, routers, and cloud services. Security & Performance Optimization Apply best practices for secure internet breakout, segmentation, and traffic steering. Monitor and optimize network performance using Palo Alto’s analytics and visibility tools. Implement policy-based More ❯
Posted:

Network Consultant - Prisma SD-WAN/SASE

london, south east england, united kingdom
Cisilion
modern, agile, and secure hybrid Internet-based/private underlay powered by Palo Alto Networks SD-WAN and SASE technologies. This role is critical to ensuring seamless migration, optimal performance, and robust security across their global network infrastructure. The successful candidate must be certified in either Palo Alto Networks Certified SD-WAN Engineer and/or Palo Alto Networks … components including secure web gateway (SWG), cloud access security broker (CASB), ZTNA, and firewall-as-a-service. Ensure interoperability with existing infrastructure, including firewalls, routers, and cloud services. Security & Performance Optimization Apply best practices for secure internet breakout, segmentation, and traffic steering. Monitor and optimize network performance using Palo Alto’s analytics and visibility tools. Implement policy-based More ❯
Posted:

Network Consultant - Prisma SD-WAN/SASE

london (city of london), south east england, united kingdom
Cisilion
modern, agile, and secure hybrid Internet-based/private underlay powered by Palo Alto Networks SD-WAN and SASE technologies. This role is critical to ensuring seamless migration, optimal performance, and robust security across their global network infrastructure. The successful candidate must be certified in either Palo Alto Networks Certified SD-WAN Engineer and/or Palo Alto Networks … components including secure web gateway (SWG), cloud access security broker (CASB), ZTNA, and firewall-as-a-service. Ensure interoperability with existing infrastructure, including firewalls, routers, and cloud services. Security & Performance Optimization Apply best practices for secure internet breakout, segmentation, and traffic steering. Monitor and optimize network performance using Palo Alto’s analytics and visibility tools. Implement policy-based More ❯
Posted:

ICT Senior Applications Analyst

London, United Kingdom
other legal applications. Contribute to the delivery of projects including system upgrades, automation initiatives, and data improvements. Strong hands-on experience with Aderant Expert (administration, configuration, integrations, and workflow optimisation). Excellent SQL skills, including database management, scripting, and report writing. Proven experience building and maintaining Power BI dashboards and data flows. Solid understanding of data integrity, security, and … performance optimisation. Exposure to Microsoft 365, SharePoint Online, and Power Platform (Power Apps, Power Automate). Knowledge of Microsoft Azure or other cloud environments. Experience with C#, PowerShell, or other scripting/programming languages. Interest or experience in AI, automation, or data analytics innovation. Senior Applications Analyst - Permanent - London/Hybrid - 65,000 per annum More ❯
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Senior Android Engineer (UI/UX & Welcome Manager)

City of London, London, United Kingdom
Hybrid / WFH Options
Ventula Consulting Limited
dedicated UX/UI designer, engaging in rapid daily iteration to translate high-fidelity, interactive prototypes into pixel-perfect, production-ready code. ? Real-Time Data Streaming: Engineer the high-performance live transcript view, which displays the AI-screened conversation as the phone is ringing . This involves consuming real-time streaming text data from our backend AI orchestration layer … via WebSockets. ? Mastering Perceived Performance: Implement the critical mid-call intervention feature, allowing a user to seamlessly accept a call from the AI agent. You will become an expert in designing for our < 1000ms V2V (voice-to-voice) latency budget, ensuring the entire UX flow feels fast and responsive. ? API & Backend Integration: Partner with our backend (Application & AI Orchestration … models required to power the Welcome Manager's features, from live transcription to post-call entity-extracted summaries. ? MWC Demo Ownership: Be directly responsible for the polish, stability, and performance of the Welcome Manager application for its critical debut at MWC 2026. ? Cross-Functional Partnership: Collaborate closely with the other Senior Android Engineer (who owns the native CallScreeningService and More ❯
Employment Type: Permanent, Work From Home
Posted:

Member of Technical Staff, AI Pretraining Platform

london, south east england, united kingdom
Microsoft
platform to develop the world's most capable AI frontier models. This platform will span one of the world's most foremost GPU clusters, pushing the boundaries of scale, performance, and reliability. The AI Pre-training Platform team at Microsoft AI is responsible for all aspects of infrastructure including scalability, benchmarking, kernel development, performance optimizations, communications, and fault … Degree in Computer Science, Math, Software Engineering, Computer Engineering, or related field AND experience in business analytics, data science, software development, or data engineering work Experience with HPC (High performance computing) and/or parallel programming? Experience in the area of pretraining Experience working with GPU clusters Microsoft is an equal opportunity employer. All qualified applicants will receive consideration More ❯
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Front-End Engineer - London - Up to £175,000 Starting Base + Exceptional Bonuses/Benefits

City of London, London, United Kingdom
Hybrid / WFH Options
Hunter Bond
real-time trading Crafting interactive dashboards and research tools with live insights and streaming data Working with the quants to turn complex models into intuitive, usable interfaces Developing high-performance UIs for large-scale datasets and real-time visualisations Bringing real-time ML insights to life Implementing real-time data streaming and WebSocket-powered interfaces for instant updates Applying … modern React patterns, component architecture, and performance optimisations to mission-critical apps Shaping the future of trading interfaces, using the latest front-end tech to solve unique quant challenges Innovating! Ideal background: Minimum 1 year+ experience with React/TypeScript/Next.js etc Ideally someone Python Solid CompSci fundamentals (degree ideally but not essential) Passion for tech — meetups, side More ❯
Posted:

Front-End Engineer - London - Up to £175,000 Starting Base + Exceptional Bonuses/Benefits

London Area, United Kingdom
Hybrid / WFH Options
Hunter Bond
real-time trading Crafting interactive dashboards and research tools with live insights and streaming data Working with the quants to turn complex models into intuitive, usable interfaces Developing high-performance UIs for large-scale datasets and real-time visualisations Bringing real-time ML insights to life Implementing real-time data streaming and WebSocket-powered interfaces for instant updates Applying … modern React patterns, component architecture, and performance optimisations to mission-critical apps Shaping the future of trading interfaces, using the latest front-end tech to solve unique quant challenges Innovating! Ideal background: Minimum 1 year+ experience with React/TypeScript/Next.js etc Ideally someone Python Solid CompSci fundamentals (degree ideally but not essential) Passion for tech — meetups, side More ❯
Posted:
Performance Optimisation
London
10th Percentile
£70,000
25th Percentile
£75,000
Median
£90,000
75th Percentile
£120,000
90th Percentile
£126,250