51 to 75 of 136 Permanent Performance Engineering Jobs

We’re working with a leading, technology-driven trading organisation with a global presence, seeking a Senior Software Engineer to join their innovative platform engineering team. This is an exceptional opportunity to work on cutting-edge systems that process data at scale, powering decision-making in fast-moving global markets. Our client is a diversified principal trading firm operating … across multiple asset classes, financial instruments, and emerging sectors. Key Skills & Experience 3+ years’ experience in platform-level software engineering Strong computer science fundamentals (degree or equivalent experience) Proven expertise in Java, Python, or other modern programming languages Experience working with large-scale, high-volume data systems Strong problem-solving and analytical skills Comfortable collaborating with distributed, global teams … The Role As part of a highly skilled engineering team, you will: Build tools to enable rapid market opportunities and enhance trading operations Partner closely with analysts, quants, and traders to understand their needs and deliver intuitive, self-service solutions Design and develop systems for large-scale data acquisition, processing, storage, and visualisation Contribute to a platform that consolidates More ❯

an ambitious Head of Applications to lead their global Application Technology team across the UK, Singapore, and the US. This is a high-impact leadership role where youll shape engineering culture, drive technical excellence, and scale customer-facing SaaS systems used by some of the largest enterprises in the world. What youll be doing: Leading and growing a global … application engineering team , spanning backend and frontend systems Building critical SaaS capabilities for enterprise clients: account lifecycle, access control, notifications, logging, multi-tenancy, and more Partnering with local leads to ensure global alignment and consistent delivery standards Driving a high-performance engineering culture through structured reviews, coaching, and career development pathways Partnering with Product Design to deliver … robust enterprise workflows Tackling complex technical challenges across large-scale data pipelines, secure access, event-driven systems, and multi-tenant architectures Embedding Agile, DevOps, and best practices into the engineering organisation What theyre looking for: 10+ years of experience building and managing distributed engineering teams across multiple regions Proven track record as a global leader , managing local leads More ❯

Senior Python Engineer Salary: Pays up to £85,000 Location: London (2 Days in Office) Join a high-performance engineering team redefining how global systems fight fraud at scale, where you'll architect resilient solutions, shape technical direction, and mentor others to deliver mission-critical impact with performance, reliability, and simplicity. The Opportunity Step into a pivotal … role where your engineering expertise shapes the future of digital integrity. As a Senior Engineer, you'll design and deliver high-impact, cross-service features that power a cutting-edge platform used by global customers. You'll have the freedom to make architectural decisions, drive performance and reliability improvements, and mentor talented engineers across a collaborative, high-growth … ownership of designing, building, and operating scalable backend systems that power a global, data-driven platform. You'll lead the delivery of complex, cross-service features, shaping architecture, improving performance, and ensuring reliability across the stack. Collaboration is key as you work closely with Product, Data, and Design to translate ambitious ideas into resilient, production-ready solutions. You'll More ❯

Senior Python Engineer Salary: Pays up to £85,000 Location: London (2 Days in Office) Join a high-performance engineering team redefining how global systems fight fraud at scale, where you'll architect resilient solutions, shape technical direction, and mentor others to deliver mission-critical impact with performance, reliability, and simplicity. The Opportunity Step into a pivotal … role where your engineering expertise shapes the future of digital integrity. As a Senior Engineer, you'll design and deliver high-impact, cross-service features that power a cutting-edge platform used by global customers. You'll have the freedom to make architectural decisions, drive performance and reliability improvements, and mentor talented engineers across a collaborative, high-growth … ownership of designing, building, and operating scalable backend systems that power a global, data-driven platform. You'll lead the delivery of complex, cross-service features, shaping architecture, improving performance, and ensuring reliability across the stack. Collaboration is key as you work closely with Product, Data, and Design to translate ambitious ideas into resilient, production-ready solutions. You'll More ❯

Senior Python Engineer Salary: Pays up to £85,000 Location: London (2 Days in Office) Join a high-performance engineering team redefining how global systems fight fraud at scale, where you'll architect resilient solutions, shape technical direction, and mentor others to deliver mission-critical impact with performance, reliability, and simplicity. The Opportunity Step into a pivotal … role where your engineering expertise shapes the future of digital integrity. As a Senior Engineer, you'll design and deliver high-impact, cross-service features that power a cutting-edge platform used by global customers. You'll have the freedom to make architectural decisions, drive performance and reliability improvements, and mentor talented engineers across a collaborative, high-growth … ownership of designing, building, and operating scalable backend systems that power a global, data-driven platform. You'll lead the delivery of complex, cross-service features, shaping architecture, improving performance, and ensuring reliability across the stack. Collaboration is key as you work closely with Product, Data, and Design to translate ambitious ideas into resilient, production-ready solutions. You'll More ❯

growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Technical Lead/Lead Developer or even a hands-on Software Engineering Manager with a background in C# to join their team, help lead from the front, and play a key role in the next stages of the companys evolution a … As a Technical Lead/Lead Developer, you will play a pivotal role in leading a feature team, ensuring the successful delivery of business goals, and cultivating a high-performance engineering culture. You will collaborate closely with cross-functional teams, including QA, product, design, data analysts and more, to deliver high-quality, scalable, and performant systems that meet … the team up by recruiting new staff down the line as well as developing the skills of those already in the squad Ability to set and reach goals, execute performance development planning, and conducting regular one-to-one meetings Why Join This Company? This company offers a competitive salary, a comprehensive benefits package, and a supportive, inclusive work environment. More ❯

growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Technical Lead/Lead Developer or even a hands-on Software Engineering Manager with a background in C# to join their team, help lead from the front, and play a key role in the next stages of the company’s evolution … As a Technical Lead/Lead Developer, you will play a pivotal role in leading a feature team, ensuring the successful delivery of business goals, and cultivating a high-performance engineering culture. You will collaborate closely with cross-functional teams, including QA, product, design, data analysts and more, to deliver high-quality, scalable, and performant systems that meet … the team up by recruiting new staff down the line as well as developing the skills of those already in the squad Ability to set and reach goals, execute performance development planning, and conducting regular one-to-one meetings Why Join This Company? This company offers a competitive salary, a comprehensive benefits package, and a supportive, inclusive work environment. More ❯

growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Technical Lead/Lead Developer or even a hands-on Software Engineering Manager with a background in C# to join their team, help lead from the front, and play a key role in the next stages of the company’s evolution … As a Technical Lead/Lead Developer, you will play a pivotal role in leading a feature team, ensuring the successful delivery of business goals, and cultivating a high-performance engineering culture. You will collaborate closely with cross-functional teams, including QA, product, design, data analysts and more, to deliver high-quality, scalable, and performant systems that meet … the team up by recruiting new staff down the line as well as developing the skills of those already in the squad Ability to set and reach goals, execute performance development planning, and conducting regular one-to-one meetings Why Join This Company? This company offers a competitive salary, a comprehensive benefits package, and a supportive, inclusive work environment. More ❯

to Work With: Modern microservices architecture powering high-volume systems Containerisation using Docker and Kubernetes for scalable deployments Cloud-native platforms and automated CI/CD pipelines Real-time performance engineering and distributed computing challenges Secure development practices with a focus on system architecture and compliance Key Responsibilities: Advocating TDD and solid development practices Providing technical leadership and … provide support What You'll Need: Experience working on large commercial systems Strong skills in C#, .NET Core, and Web APIs Database experience, working with both SQL and NoSQL Performance tuning and optimisation expertise Contact Philip Boltt at Lorien Global for more information. More ❯

to Work With: Modern microservices architecture powering high-volume systems Containerisation using Docker and Kubernetes for scalable deployments Cloud-native platforms and automated CI/CD pipelines Real-time performance engineering and distributed computing challenges Secure development practices with a focus on system architecture and compliance Key Responsibilities: Advocating TDD and solid development practices Providing technical leadership and … provide support What You’ll Need: Experience working on large commercial systems Strong skills in C#, .NET Core, and Web APIs Database experience, working with both SQL and NoSQL Performance tuning and optimisation expertise Contact Philip Boltt at Lorien Global for more information. More ❯

to Work With: Modern microservices architecture powering high-volume systems Containerisation using Docker and Kubernetes for scalable deployments Cloud-native platforms and automated CI/CD pipelines Real-time performance engineering and distributed computing challenges Secure development practices with a focus on system architecture and compliance Key Responsibilities: Advocating TDD and solid development practices Providing technical leadership and … provide support What You’ll Need: Experience working on large commercial systems Strong skills in C#, .NET Core, and Web APIs Database experience, working with both SQL and NoSQL Performance tuning and optimisation expertise Contact Philip Boltt at Lorien Global for more information. More ❯

to Work With: Modern microservices architecture powering high-volume systems Containerisation using Docker and Kubernetes for scalable deployments Cloud-native platforms and automated CI/CD pipelines Real-time performance engineering and distributed computing challenges Secure development practices with a focus on system architecture and compliance Key Responsibilities: Advocating TDD and solid development practices Providing technical leadership and … provide support What You’ll Need: Experience working on large commercial systems Strong skills in C#, .NET Core, and Web APIs Database experience, working with both SQL and NoSQL Performance tuning and optimisation expertise Contact Philip Boltt at Lorien Global for more information. More ❯

to Work With: Modern microservices architecture powering high-volume systems Containerisation using Docker and Kubernetes for scalable deployments Cloud-native platforms and automated CI/CD pipelines Real-time performance engineering and distributed computing challenges Secure development practices with a focus on system architecture and compliance Key Responsibilities: Advocating TDD and solid development practices Providing technical leadership and … provide support What You'll Need: Experience working on large commercial systems Strong skills in C#, .NET Core, and Web APIs Database experience, working with both SQL and NoSQL Performance tuning and optimisation expertise Contact Philip Boltt at Lorien Global for more information. IND_PC1 Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as an Employment Business More ❯

an ambitious Head of Applications to lead their global Application Technology team across the UK, Singapore, and the US. This is a high-impact leadership role where youll shape engineering culture, drive technical excellence, and scale customer-facing SaaS systems used by some of the largest enterprises in the world. What youll be doing: Leading and growing a global … application engineering team , spanning backend and frontend systems Building critical SaaS capabilities for enterprise clients: account lifecycle, access control, notifications, logging, multi-tenancy, and more Partnering with local leads to ensure global alignment and consistent delivery standards Driving a high-performance engineering culture through structured reviews, coaching, and career development pathways Partnering with Product Design to deliver … robust enterprise workflows Tackling complex technical challenges across large-scale data pipelines, secure access, event-driven systems, and multi-tenant architectures Embedding Agile, DevOps, and best practices into the engineering organisation What theyre looking for: 10+ years of experience building and managing distributed engineering teams across multiple regions Proven track record as a global leader , managing local leads More ❯

ambitious Head of Applications to lead their global Application Technology team across the UK, Singapore, and the US. This is a high-impact leadership role where you'll shape engineering culture, drive technical excellence, and scale customer-facing SaaS systems used by some of the largest enterprises in the world. What you'll be doing Leading and growing a … global application engineering team , spanning backend and frontend systems Building critical SaaS capabilities for enterprise clients: account lifecycle, access control, notifications, logging, multi-tenancy, and more Partnering with local leads to ensure global alignment and consistent delivery standards Driving a high-performance engineering culture through structured reviews, coaching, and career development pathways Partnering with Product Design to … robust enterprise workflows Tackling complex technical challenges across large-scale data pipelines, secure access, event-driven systems, and multi-tenant architectures Embedding Agile, DevOps, and best practices into the engineering organisation What they're looking for 10+ years of experience building and managing distributed engineering teams across multiple regions Proven track record as a global leader , managing local More ❯

infrastructure strategy, delivery, and scale across low-latency trading systems. This hire will drive a major AWS migration, build greenfield environments, modernise legacy systems, and shape the long-term engineering roadmap. Youll lead a small but senior infrastructure function with real autonomy and impact. The Role Own infrastructure architecture across cloud, on-prem and hybrid platforms Lead end-to … connectivity across firewalls, routing and multi-site links Drive network security, segmentation and access control strategy Lead and grow a high-performing infrastructure/DevOps team Partner closely with engineering, trading and risk functions Automate provisioning and deployment with IaC (CloudFormation/Terraform/Ansible) Scale monitoring, cost optimisation and system reliability in production Background 7+ years in infrastructure … leadership within trading, market-making or high-performance engineering environments Strong AWS architecture and hybrid (cloud + on-prem) experience Deep networking background: routing, switching, low-latency connectivity Strong understanding of reliability engineering and autoscaling systems Prior experience building and scaling teams in high-performing environments Confident interacting with technical and trading leadership Core Skills AWS (VPC More ❯

infrastructure strategy, delivery, and scale across low-latency trading systems. This hire will drive a major AWS migration, build greenfield environments, modernise legacy systems, and shape the long-term engineering roadmap. Youll lead a small but senior infrastructure function with real autonomy and impact. The Role Own infrastructure architecture across cloud, on-prem and hybrid platforms Lead end-to … connectivity across firewalls, routing and multi-site links Drive network security, segmentation and access control strategy Lead and grow a high-performing infrastructure/DevOps team Partner closely with engineering, trading and risk functions Automate provisioning and deployment with IaC (CloudFormation/Terraform/Ansible) Scale monitoring, cost optimisation and system reliability in production Background 7+ years in infrastructure … leadership within trading, market-making or high-performance engineering environments Strong AWS architecture and hybrid (cloud + on-prem) experience Deep networking background: routing, switching, low-latency connectivity Strong understanding of reliability engineering and autoscaling systems Prior experience building and scaling teams in high-performing environments Confident interacting with technical and trading leadership Core Skills AWS (VPC More ❯

infrastructure strategy, delivery, and scale across low-latency trading systems. This hire will drive a major AWS migration, build greenfield environments, modernise legacy systems, and shape the long-term engineering roadmap. You’ll lead a small but senior infrastructure function with real autonomy and impact. The Role Own infrastructure architecture across cloud, on-prem and hybrid platforms Lead end … connectivity across firewalls, routing and multi-site links Drive network security, segmentation and access control strategy Lead and grow a high-performing infrastructure/DevOps team Partner closely with engineering, trading and risk functions Automate provisioning and deployment with IaC (CloudFormation/Terraform/Ansible) Scale monitoring, cost optimisation and system reliability in production Background 7+ years in infrastructure … leadership within trading, market-making or high-performance engineering environments Strong AWS architecture and hybrid (cloud + on-prem) experience Deep networking background: routing, switching, low-latency connectivity Strong understanding of reliability engineering and autoscaling systems Prior experience building and scaling teams in high-performing environments Confident interacting with technical and trading leadership Core Skills AWS (VPC More ❯

infrastructure strategy, delivery, and scale across low-latency trading systems. This hire will drive a major AWS migration, build greenfield environments, modernise legacy systems, and shape the long-term engineering roadmap. You’ll lead a small but senior infrastructure function with real autonomy and impact. The Role Own infrastructure architecture across cloud, on-prem and hybrid platforms Lead end … connectivity across firewalls, routing and multi-site links Drive network security, segmentation and access control strategy Lead and grow a high-performing infrastructure/DevOps team Partner closely with engineering, trading and risk functions Automate provisioning and deployment with IaC (CloudFormation/Terraform/Ansible) Scale monitoring, cost optimisation and system reliability in production Background 7+ years in infrastructure … leadership within trading, market-making or high-performance engineering environments Strong AWS architecture and hybrid (cloud + on-prem) experience Deep networking background: routing, switching, low-latency connectivity Strong understanding of reliability engineering and autoscaling systems Prior experience building and scaling teams in high-performing environments Confident interacting with technical and trading leadership Core Skills AWS (VPC More ❯

infrastructure strategy, delivery, and scale across low-latency trading systems. This hire will drive a major AWS migration, build greenfield environments, modernise legacy systems, and shape the long-term engineering roadmap. You'll lead a small but senior infrastructure function with real autonomy and impact. The Role Own infrastructure architecture across cloud, on-prem and hybrid platforms Lead end … connectivity across firewalls, routing and multi-site links Drive network security, segmentation and access control strategy Lead and grow a high-performing infrastructure/DevOps team Partner closely with engineering, trading and risk functions Automate provisioning and deployment with IaC (CloudFormation/Terraform/Ansible) Scale monitoring, cost optimisation and system reliability in production Background 7+ years in infrastructure … leadership within trading, market-making or high-performance engineering environments Strong AWS architecture and hybrid (cloud + on-prem) experience Deep networking background: routing, switching, low-latency connectivity Strong understanding of reliability engineering and autoscaling systems Prior experience building and scaling teams in high-performing environments Confident interacting with technical and trading leadership Core Skills AWS (VPC More ❯

infrastructure strategy, delivery, and scale across low-latency trading systems. This hire will drive a major AWS migration, build greenfield environments, modernise legacy systems, and shape the long-term engineering roadmap. You’ll lead a small but senior infrastructure function with real autonomy and impact. The Role Own infrastructure architecture across cloud, on-prem and hybrid platforms Lead end … connectivity across firewalls, routing and multi-site links Drive network security, segmentation and access control strategy Lead and grow a high-performing infrastructure/DevOps team Partner closely with engineering, trading and risk functions Automate provisioning and deployment with IaC (CloudFormation/Terraform/Ansible) Scale monitoring, cost optimisation and system reliability in production Background 7+ years in infrastructure … leadership within trading, market-making or high-performance engineering environments Strong AWS architecture and hybrid (cloud + on-prem) experience Deep networking background: routing, switching, low-latency connectivity Strong understanding of reliability engineering and autoscaling systems Prior experience building and scaling teams in high-performing environments Confident interacting with technical and trading leadership Core Skills AWS (VPC More ❯

employees towards these three functions: observe, decide and guide, for the civil and military markets. What does the role look like? We are actively seeking a Senior Systems & Performance Engineer to join our Wolverhampton-based team, contributing expertise to military and civil actuation projects. This individual will play a key role in an integrated product team, leveraging their experience … to autonomously plan and execute Systems & Performance Engineering work packages. Collaboration with the Principal Systems/Performance Engineer will enhance project delivery as needed. Responsibilities include developing technical specifications and solutions for intricate actuation systems, involving requirements capture, architecture development, trade studies, requirements validation, design performance analysis, modeling, verification, and integration. What will your day-to … static and dynamic analysis, including sizing, sensitivity, and robustness analysis, as well as control law development. *Conducting trade-off analysis to identify optimized solutions. *Producing project deliverables, such as Performance Analysis reports, Requirements Management Plans, System Description Documents, Verification Summaries, and Compliance Reports. *Generating and tracking progress on requirements validation, traceability, and verification matrices/summaries. *Analysing customer requirements More ❯

growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Technical Lead/Lead Developer or even a hands-on Software Engineering Manager with a background in C# to join their team, help lead from the front, and play a key role in the next stages of the company's evolution … As a Technical Lead/Lead Developer, you will play a pivotal role in leading a feature team, ensuring the successful delivery of business goals, and cultivating a high-performance engineering culture. You will collaborate closely with cross-functional teams, including QA, product, design, data analysts and more, to deliver high-quality, scalable, and performant systems that meet … the team up by recruiting new staff down the line as well as developing the skills of those already in the squad Ability to set and reach goals, execute performance development planning, and conducting regular one-to-one meetings Why Join This Company? This company offers a competitive salary, a comprehensive benefits package, and a supportive, inclusive work environment. More ❯

growing, global-reaching SAAS company with a great reputation in their domain, are currently looking to hire a Technical Lead/Lead Developer or even a hands-on Software Engineering Manager with a background in C# to join their team, help lead from the front, and play a key role in the next stages of the company's evolution … As a Technical Lead/Lead Developer, you will play a pivotal role in leading a feature team, ensuring the successful delivery of business goals, and cultivating a high-performance engineering culture. You will collaborate closely with cross-functional teams, including QA, product, design, data analysts and more, to deliver high-quality, scalable, and performant systems that meet … the team up by recruiting new staff down the line as well as developing the skills of those already in the squad Ability to set and reach goals, execute performance development planning, and conducting regular one-to-one meetings Why Join This Company? This company offers a competitive salary, a comprehensive benefits package, and a supportive, inclusive work environment. More ❯

to Work With: Modern microservices architecture powering high-volume systems Containerisation using Docker and Kubernetes for scalable deployments Cloud-native platforms and automated CI/CD pipelines Real-time performance engineering and distributed computing challenges Secure development practices with a focus on system architecture and compliance Key Responsibilities: Advocating TDD and solid development practices Providing technical leadership and … provide support What You'll Need: Experience working on large commercial systems Strong skills in C#, .NET Core, and Web APIs Database experience, working with both SQL and NoSQL Performance tuning and optimisation expertise Contact Philip Boltt at Lorien Global for more information. IND_PC1 Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as an Employment Business More ❯