126 to 150 of 159 Performance Optimisation Jobs in the City of London

and applications. This role combines the best of data engineering and DevOps, focusing on containerized environments, orchestration, and continuous delivery. You'll lead initiatives to streamline data workflows, optimize performance, and ensure reliability across cloud platforms-while guiding teams with strong technical leadership. Key Responsibilities * Pipeline Automation: Build and orchestrate data workflows using tools like Airflow, Prefect, or Dagster. … Observability: Deploy solutions using Grafana, Prometheus, and other tools to ensure data quality and system health. * Infrastructure as Code: Use Terraform and Ansible to provision and manage data infrastructure. * Performance Optimization: Enhance data processing for speed, scalability, and reliability. What We're Looking For * Strong experience with orchestration tools (Airflow, Prefect, Dagster). * Expertise in Docker and Kubernetes. * Solid More ❯

to architecture and engineering teams. Evaluate and enhance systems to meet evolving data and AI innovation needs. Data & AI Solution Design Lead the design and development of secure, high-performance data pipelines, data lakes, and AI platforms using modern cloud technologies (AWS, Azure, or GCP). Define architecture patterns for data ingestion, transformation, and AI model deployment aligned with … based data platforms (AWS, Azure, or GCP). Strong expertise in data modeling, warehousing, integration, and governance . Hands-on experience with SQL/NoSQL databases , data security , and performance optimization . Strong understanding of AI frameworks and scalable infrastructure . Preferred: Master’s or Ph.D. in a related field. Experience with ML/DL frameworks (TensorFlow, PyTorch, Scikit More ❯

to architecture and engineering teams. Evaluate and enhance systems to meet evolving data and AI innovation needs. Data & AI Solution Design Lead the design and development of secure, high-performance data pipelines, data lakes, and AI platforms using modern cloud technologies (AWS, Azure, or GCP). Define architecture patterns for data ingestion, transformation, and AI model deployment aligned with … based data platforms (AWS, Azure, or GCP). Strong expertise in data modeling, warehousing, integration, and governance . Hands-on experience with SQL/NoSQL databases , data security , and performance optimization . Strong understanding of AI frameworks and scalable infrastructure . Preferred: Masters or Ph.D. in a related field. Experience with ML/DL frameworks (TensorFlow, PyTorch, Scikit-learn More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from a More ❯

systems at the core of a rapidly growing business. The Opportunity Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits … AWS Databases: RDBMS (essential), Neo4j (nice-to-have) Integrations: Shopify APIs, payment gateways, fraud tools You’ll Thrive Here If You... Have strong backend engineering fundamentals (schema design, query optimisation, scalable architectures). Have hands-on experience scaling systems in startups or scale-ups. Enjoy owning architecture end-to-end in small, fast-moving teams. Are excited by working More ❯

systems at the core of a rapidly growing business. The Opportunity Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits … AWS Databases: RDBMS (essential), Neo4j (nice-to-have) Integrations: Shopify APIs, payment gateways, fraud tools You’ll Thrive Here If You... Have strong backend engineering fundamentals (schema design, query optimisation, scalable architectures). Have hands-on experience scaling systems in startups or scale-ups. Enjoy owning architecture end-to-end in small, fast-moving teams. Are excited by working More ❯

Our client is a well-capitalized financial market infrastructure firm expanding its technology capabilities. They are seeking a Head of Engineering to lead the development and scaling of high-performance trading systems in a regulated environment . This is a unique opportunity to drive technical execution, build a high-caliber engineering team, and work on next-generation market infrastructure. … Key Responsibilities Lead, mentor, and scale the engineering team across software, infrastructure, DevOps, and cybersecurity . Design and implement high-performance, low-latency trading systems with tight timing and reliability requirements. Oversee the development of client connectivity layers and ensure system performance meets demanding standards. Implement robust risk controls and operational safeguards while maintaining system efficiency. Collaborate with … engineering function in discussions with executive leadership, partners, and regulators . Ideal Candidate Profile 10+ years of engineering leadership experience , including senior management roles in trading, exchanges, or high-performance systems. Strong technical expertise in trading system architectures , low-latency infrastructure, and performance optimization. Proven experience architecting and scaling systems capable of handling high volumes with ultra-low More ❯

Our client is a well-capitalized financial market infrastructure firm expanding its technology capabilities. They are seeking a Head of Engineering to lead the development and scaling of high-performance trading systems in a regulated environment . This is a unique opportunity to drive technical execution, build a high-caliber engineering team, and work on next-generation market infrastructure. … Key Responsibilities Lead, mentor, and scale the engineering team across software, infrastructure, DevOps, and cybersecurity . Design and implement high-performance, low-latency trading systems with tight timing and reliability requirements. Oversee the development of client connectivity layers and ensure system performance meets demanding standards. Implement robust risk controls and operational safeguards while maintaining system efficiency. Collaborate with … engineering function in discussions with executive leadership, partners, and regulators . Ideal Candidate Profile 10+ years of engineering leadership experience , including senior management roles in trading, exchanges, or high-performance systems. Strong technical expertise in trading system architectures , low-latency infrastructure, and performance optimization. Proven experience architecting and scaling systems capable of handling high volumes with ultra-low More ❯

Contribute to the delivery of projects including system upgrades, automation initiatives, and data improvements. Essential Skills & Experience 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. Excellent problem-solving skills and the ability to work independently or collaboratively. Clear communicator with the ability to translate technical solutions for non-technical users. Desirable Skills Experience with Visual Files or other case management systems. Exposure to Microsoft 365, SharePoint Online, and Power Platform (Power Apps, Power Automate). Knowledge of Microsoft Azure or other cloud More ❯

Contribute to the delivery of projects including system upgrades, automation initiatives, and data improvements. Essential Skills & Experience 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. Excellent problem-solving skills and the ability to work independently or collaboratively. Clear communicator with the ability to translate technical solutions for non-technical users. Desirable Skills Experience with Visual Files or other case management systems. Exposure to Microsoft 365, SharePoint Online, and Power Platform (Power Apps, Power Automate). Knowledge of Microsoft Azure or other cloud More ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 Altos analytics and visibility tools. Implement policy-based routing More ❯