776 to 800 of 840 Performance Optimisation Jobs in England

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 ❯

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 ❯

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 ❯

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 ❯

of interactive AI . If you’re excited about fusing Unity development with AI innovation , this is your chance to make a real impact on the future of immersive, performance technology. The Role We’re looking for a Senior Unity Developer to play a key role in building an immersive, high-performance Unity application that powers an AI … of interactive experiences, adaptive environments, and intelligent virtual avatars . Partner with cross-functional teams to transform conceptual learning goals into engaging user experiences. Uphold strong code quality and performance standards . Contribute to the ongoing technical architecture and product strategy of the immersive platform. About You 7+ years’ experience in professional Unity/C# development. Deep expertise in … 3D pipelines , physics, animation, and performance optimization. Experience integrating Unity with AI/ML systems or data-driven backends (Python, TensorFlow, or REST APIs a plus). Proven record of delivering real-time applications or games (Unity, VR/AR). Familiarity with networking, multiplayer, or simulation systems is an advantage. Strong sense of ownership, creativity, and curiosity about More ❯

of interactive AI . If you’re excited about fusing Unity development with AI innovation , this is your chance to make a real impact on the future of immersive, performance technology. The Role We’re looking for a Senior Unity Developer to play a key role in building an immersive, high-performance Unity application that powers an AI … of interactive experiences, adaptive environments, and intelligent virtual avatars . Partner with cross-functional teams to transform conceptual learning goals into engaging user experiences. Uphold strong code quality and performance standards . Contribute to the ongoing technical architecture and product strategy of the immersive platform. About You 7+ years’ experience in professional Unity/C# development. Deep expertise in … 3D pipelines , physics, animation, and performance optimization. Experience integrating Unity with AI/ML systems or data-driven backends (Python, TensorFlow, or REST APIs a plus). Proven record of delivering real-time applications or games (Unity, VR/AR). Familiarity with networking, multiplayer, or simulation systems is an advantage. Strong sense of ownership, creativity, and curiosity about More ❯

of interactive AI . If you’re excited about fusing Unity development with AI innovation , this is your chance to make a real impact on the future of immersive, performance technology. The Role We’re looking for a Senior Unity Developer to play a key role in building an immersive, high-performance Unity application that powers an AI … of interactive experiences, adaptive environments, and intelligent virtual avatars . Partner with cross-functional teams to transform conceptual learning goals into engaging user experiences. Uphold strong code quality and performance standards . Contribute to the ongoing technical architecture and product strategy of the immersive platform. About You 7+ years’ experience in professional Unity/C# development. Deep expertise in … 3D pipelines , physics, animation, and performance optimization. Experience integrating Unity with AI/ML systems or data-driven backends (Python, TensorFlow, or REST APIs a plus). Proven record of delivering real-time applications or games (Unity, VR/AR). Familiarity with networking, multiplayer, or simulation systems is an advantage. Strong sense of ownership, creativity, and curiosity about More ❯

of interactive AI . If you’re excited about fusing Unity development with AI innovation , this is your chance to make a real impact on the future of immersive, performance technology. The Role We’re looking for a Senior Unity Developer to play a key role in building an immersive, high-performance Unity application that powers an AI … of interactive experiences, adaptive environments, and intelligent virtual avatars . Partner with cross-functional teams to transform conceptual learning goals into engaging user experiences. Uphold strong code quality and performance standards . Contribute to the ongoing technical architecture and product strategy of the immersive platform. About You 7+ years’ experience in professional Unity/C# development. Deep expertise in … 3D pipelines , physics, animation, and performance optimization. Experience integrating Unity with AI/ML systems or data-driven backends (Python, TensorFlow, or REST APIs a plus). Proven record of delivering real-time applications or games (Unity, VR/AR). Familiarity with networking, multiplayer, or simulation systems is an advantage. Strong sense of ownership, creativity, and curiosity about More ❯

of interactive AI . If you’re excited about fusing Unity development with AI innovation , this is your chance to make a real impact on the future of immersive, performance technology. The Role We’re looking for a Senior Unity Developer to play a key role in building an immersive, high-performance Unity application that powers an AI … of interactive experiences, adaptive environments, and intelligent virtual avatars . Partner with cross-functional teams to transform conceptual learning goals into engaging user experiences. Uphold strong code quality and performance standards . Contribute to the ongoing technical architecture and product strategy of the immersive platform. About You 7+ years’ experience in professional Unity/C# development. Deep expertise in … 3D pipelines , physics, animation, and performance optimization. Experience integrating Unity with AI/ML systems or data-driven backends (Python, TensorFlow, or REST APIs a plus). Proven record of delivering real-time applications or games (Unity, VR/AR). Familiarity with networking, multiplayer, or simulation systems is an advantage. Strong sense of ownership, creativity, and curiosity about More ❯

e-commerce performance. The ideal candidate must have a strong grasp of luxury brand marketing principles, a passion for storytelling, and a deep understanding of paid media and digital performance optimisation. This role is responsible for owning, managing and optimising digital marketing channels, including paid social media, paid search, and affiliate marketing. You will develop growth strategies, forecast and … Key Responsibilities: Growth Strategy & Execution: Hands on development and execution of multi-channel digital growth strategies to increase online sales, customer acquisition, and retention across owned and paid platforms. Performance Marketing: Manage paid media campaigns, optimising spend for maximum ROAS and CAC efficiency, while maintaining brand integrity and luxury positioning. Build strategies to drive trial and subsequent conversion to … full-sized products to increase repeat customer AOV. Forecasting, Analytics & Insights: Analyse performance data across channels; provide business ecom forecasts with media spend modelling, develop actionable insights to continuously improve conversion rates, traffic quality, and customer lifetime value. Own ongoing reporting with a focus on acquisition and revenue metrics. Creative Collaboration: Partner with marketing/creative/content team More ❯

e-commerce performance. The ideal candidate must have a strong grasp of luxury brand marketing principles, a passion for storytelling, and a deep understanding of paid media and digital performance optimisation. This role is responsible for owning, managing and optimising digital marketing channels, including paid social media, paid search, and affiliate marketing. You will develop growth strategies, forecast and … Key Responsibilities: Growth Strategy & Execution: Hands on development and execution of multi-channel digital growth strategies to increase online sales, customer acquisition, and retention across owned and paid platforms. Performance Marketing: Manage paid media campaigns, optimising spend for maximum ROAS and CAC efficiency, while maintaining brand integrity and luxury positioning. Build strategies to drive trial and subsequent conversion to … full-sized products to increase repeat customer AOV. Forecasting, Analytics & Insights: Analyse performance data across channels; provide business ecom forecasts with media spend modelling, develop actionable insights to continuously improve conversion rates, traffic quality, and customer lifetime value. Own ongoing reporting with a focus on acquisition and revenue metrics. Creative Collaboration: Partner with marketing/creative/content team More ❯

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 ❯

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 ❯

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 ❯

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 ❯

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. Read the overview of this opportunity to understand what skills, including and relevant soft skills and software package proficiencies, are required. … 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 ❯

animation blending, Control Rig for real-time rigging, MetaHuman for high-fidelity character models, and customizing ML Deformers for advanced muscle and skin deformations. Optimize general physics and animation performance through LODding and multi-threading or asynchronous strategies, debugging concurrency issues, and ensuring smooth integration & performance across consoles and PC. Troubleshoot and resolve technical issues related to physics … motion - the ability to discuss with animators and gameplay designers what works dynamically and how to make it fit within our game. Proven experience with engine-level debugging and performance optimisation. Strong understanding of character movement dynamics, 3D maths and data structures. Strong understanding of the underlying (UE) engine structures and techniques. Solid understanding of software architecture and engineering More ❯

animation blending, Control Rig for real-time rigging, MetaHuman for high-fidelity character models, and customizing ML Deformers for advanced muscle and skin deformations. Optimize general physics and animation performance through LODding and multi-threading or asynchronous strategies, debugging concurrency issues, and ensuring smooth integration & performance across consoles and PC. Troubleshoot and resolve technical issues related to physics … motion - the ability to discuss with animators and gameplay designers what works dynamically and how to make it fit within our game. Proven experience with engine-level debugging and performance optimisation. Strong understanding of character movement dynamics, 3D maths and data structures. Strong understanding of the underlying (UE) engine structures and techniques. Solid understanding of software architecture and engineering More ❯

designing exceptional employee experiences enabling them to unlimit whats next . We are on the hunt for a Content Marketing Manager who can turn powerful storytelling into tangible marketing performance by boosting awareness, engagement and demand for our flagship solution ZellisONE. Were looking for a creative, commercially minded content marketer who can humanise complex B2B technology concepts into thought … Youll lead on the creation of award submissions that showcase Zellis unique innovation, customer outcomes, and industry leadership across multiple categories and events. Youll use data insights to drive optimisation of messaging and overall content performance.Where necessary, refining tone, format and messaging for maximum resonance and conversion. Youll champion creativity and innovation by bringing bold, out-of-the-box … and events. KPIs We use qualitative and quantitative insights to drive content decisions and measure impact. This includes: Engagement:Views, downloads, time on page. Marketing pipeline:Attribution and content performance optimisation. Sales enablement usage:Adoption and usage of sales tools. Content velocity:On time delivery of content per project, campaign or solution launch. Messaging consistency:Adoption of and alignment More ❯

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 ❯

tone, brand voice, and safety. Evaluate models - Build metrics pipelines for perplexity, toxicity, and relevance to ensure safe and high-quality outputs. Deploy & monitor - Scale models into production with performance optimization and monitoring for drift. Collaborate & deliver - Partner with product, engineering, and design teams to launch user-facing AI features. What Is It Like Like ownership and independence Believe … real ownership Full involvement in direction and consensus decision making Flexibility in work arrangement High-impact role with visibility across product, data, and engineering Top-of-market compensation and performance-based bonuses Global exposure to product development Lots of perks - housing rental subsidies, a quality company cafeteria, and overtime meals Health, dental & vision insurance Global travel insurance (for you … your dependents) Unlimited, flexible time off Our Team & Culture We're a densed, high-performance team focused on high quality work and global impact. We behave like owners. We value speed, clarity, and relentless ownership. If you're hungry to grow and care deeply about excellence, join us. About Bjak BJAK is Southeast Asia's insurance aggregator with 8M+ More ❯

tone, brand voice, and safety. Evaluate models - Build metrics pipelines for perplexity, toxicity, and relevance to ensure safe and high-quality outputs. Deploy & monitor - Scale models into production with performance optimization and monitoring for drift. Collaborate & deliver - Partner with product, engineering, and design teams to launch user-facing AI features. What Is It Like Likes ownership and independence Believe … real ownership Full involvement in direction and consensus decision making Flexibility in work arrangement High-impact role with visibility across product, data, and engineering Top-of-market compensation and performance-based bonuses Global exposure to product development Lots of perks - housing rental subsidies, a quality company cafeteria, and overtime meals Health, dental & vision insurance Global travel insurance (for you … your dependents) Unlimited, flexible time off Our Team & Culture We're a dense, high-performance team focused on high quality work and global impact. We behave like owners. We value speed, clarity, and relentless ownership. If you're hungry to grow and care deeply about excellence, join us. About Bjak BJAK is Southeast Asia's insurance aggregator with 8M+ More ❯

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 ❯

connectivity, including caching, buffering, and sync/retry mechanisms. Implement synchronisation strategies between edge devices (e.g. SQLite) and cloud systems (PostgreSQL). Drive best practices in architecture, modularity, and performance through thorough code reviews. Mentor and support engineers, contributing to a culture of technical excellence. Maintain clear and comprehensive technical documentation for APIs and services. Key Requirements as a … with strong Python experience. Proven experience deploying to, or strong passion for working on, constrained hardware (NUCs, Raspberry Pi, embedded Linux). Strong database skills (PostgreSQL, SQLite) and ORM performance optimisation. Experience with TDD and writing maintainable, production-grade code. Strong communicator with collaborative mindset. Nice-to-Haves: Experience working with embedded, IoT, kiosk, or distributed edge systems. Background More ❯

connectivity, including caching, buffering, and sync/retry mechanisms. Implement synchronisation strategies between edge devices (e.g. SQLite) and cloud systems (PostgreSQL). Drive best practices in architecture, modularity, and performance through thorough code reviews. Mentor and support engineers, contributing to a culture of technical excellence. Maintain clear and comprehensive technical documentation for APIs and services. Key Requirements as a … with strong Python experience. Proven experience deploying to, or strong passion for working on, constrained hardware (NUCs, Raspberry Pi, embedded Linux). Strong database skills (PostgreSQL, SQLite) and ORM performance optimisation. Experience with TDD and writing maintainable, production-grade code. Strong communicator with collaborative mindset. Nice-to-Haves: Experience working with embedded, IoT, kiosk, or distributed edge systems. Background More ❯