1 to 25 of 107 Performance Engineering Jobs

Title: Web Performance Lead Specialist Location: Cary, North Carolina Experience: 12+ Years Employment Type: Contract Interview Type: In-Person or Webcam Job Description We are looking for an experienced Web Performance Lead Specialist who can optimize, monitor, and improve the performance and scalability of large-scale … applications. The ideal candidate has deep expertise in front-end performance engineering, web system architecture, monitoring tools, performance profiling, and resolving complex bottlenecks. This role will collaborate closely with architecture, development, infrastructure, security, and DevOps teams to enhance digital experience quality, application reliability, and user satisfaction. ...

Head of Engineering - Fully Remote - £100,000-£150,000 I'm currently partnered with one of the biggest names in their industry - a genuinely market-leading organisation with world-renowned clients - and they are looking for an exceptional Head of Engineering to join them during a hugely exciting … period of growth. This is a standout opportunity for a senior engineering leader who still enjoys staying hands-on. The role is a true 50/50 split between leadership and coding, giving you both strategic influence and deep technical involvement. The position is fully remote across ...

Head of Engineering - Fully Remote - £100,000-£150,000 I'm currently partnered with one of the biggest names in their industry - a genuinely market-leading organisation with world-renowned clients - and they are looking for an exceptional Head of Engineering to join them during a hugely exciting … period of growth. This is a standout opportunity for a senior engineering leader who still enjoys staying hands-on. The role is a true 50/50 split between leadership and coding, giving you both strategic influence and deep technical involvement. The position is fully remote across ...

Engineering - Fully Remote - £150,000-£200,000 I'm currently partnered with one of the biggest names in their industry - a genuinely market-leading organisation with world-renowned clients - and they are looking for an exceptional VP of Engineering to join them during a hugely exciting period … growth. This is a standout opportunity for a senior engineering leader who still enjoys staying hands-on. The role is a true 50/50 split between leadership and coding, giving you both strategic influence and deep technical involvement. The position is fully remote across the UK, with ...

Lead SRE/Observability Engineering Lead - (Outside IR35 Contract/Remote) Location: Bristol/London HQ - Largely Remote (Occasional Travel) Day Rate: Outside IR35 - £650 to £750 p/d Duration: 3-6 Months Initial - with intention to extend Payment Terms: Monthly Our client is a FTSE100 Wealth/… solution. This role will be critical in delivering against our Digital OKRs by embedding observability best practices, frameworks, and tooling across digital platforms and engineering teams. Key Responsibilities: Strategy & Roadmap: Define and drive the observability roadmap in alignment with business priorities and digital platform objectives. Champion observability-by-design ...

Software Engineering Lead (Java AI) London/WFH to £140k Are you a technical leader with a strong knowledge of AI and its practical uses within software engineering? You could be progressing your career in a senior, hands-on Engineering Manager role at a global FinTech/… trading company that has been consistently voted as one of the UKs top employers. As a Software Engineering Lead you'll head up a team of nine Software Engineers whilst remaining hands-on with coding. Your primary focus will be on using Claude code (and other AI tools ...

Software Engineer (C++/Java – Trading Systems) | £55,000–£77,000 | Hybrid (London/Remote) Build technology that powers real trading. Join a high-performance engineering team developing low-latency, resilient backend systems used in live trading environments. You’ll work on complex technical challenges from … just writing code in the background. This is a fast-growing fintech where strong engineers progress quickly into Senior, Low-Latency, or Quant-Engineering tracks within 12–24 months. What You’ll Do Design, build, and optimise backend components of real-time trading and risk systems Develop clean, efficient ...

facing investment experiences. Your will be joining a cross functional development team which has a philosophy of continuous improvement, and a strong focus on engineering excellence. We are a growing team focussed on providing our customers with innovative web and app based tools and services to help them grow … well as providing a robust experience in production. What to expect: Agile methodologies and a passion for continuous improvement and building a high-performance engineering team Guide and mentor the team to design and deliver high quality products Consider architectural and non-functional requirements and work with ...

ideal role for someone who wants to stay close to coding and architecture while guiding technical direction, mentoring teams, and driving modern engineering practices to deliver their ambitious product roadmap. Key Responsibilities: Lead several development teams and their leads to deliver high-quality, roadmap-driven software. Provide hands … architectural input to ensure solutions are robust, scalable, and secure for both cloud and on-prem environments. Champion modern engineering practices, streamline development workflows, and drive continuous improvement. Convert business and user needs into clear, actionable technical specifications. Define and enforce coding standards, implement code reviews, and maintain quality ...

ideal role for someone who wants to stay close to coding and architecture while guiding technical direction, mentoring teams, and driving modern engineering practices to deliver their ambitious product roadmap. Key Responsibilities: Lead several development teams and their leads to deliver high-quality, roadmap-driven software. Provide hands … architectural input to ensure solutions are robust, scalable, and secure for both cloud and on-prem environments. Champion modern engineering practices, streamline development workflows, and drive continuous improvement. Convert business and user needs into clear, actionable technical specifications. Define and enforce coding standards, implement code reviews, and maintain quality ...

modern finance operates. By pairing deep technical expertise with scientific thinking, you will design platforms that empower advanced research, accelerate discovery and support ambitious engineering at scale. The teams thrive in an environment built for curiosity, rigour and long-term innovation. As a DevSecOps Engineer … written through to deployment, without slowing down delivery. You'll help design, build and maintain secure, scalable and resilient systems that support our engineering community, while continuously shaping best practices across applications, infrastructure and services. Your experience Proficient programming ability in at least one language (Python preferred) Proven experience ...

Core Networking Enterprise LAN/WAN/SD-WAN architecture and design. Routing & switching (L2/L3), Wi-Fi controllers/enterprise deployments. Network performance engineering (capacity planning, QoS, traffic engineering). Security Expertise Firewalls, VPNs, IDS/IPS, secure segmentation, Zero Trust architecture. Threat detection/ ...

C++ Software Developer, Risk Technology £160,000 to £170,000 Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking … under load, propagate risk metrics across internal systems and support a front office that depends on accuracy and speed. You will work in an engineering culture that values clarity, simplicity and strong design. Expect to collaborate with colleagues across regions, refine performance at a system level and contribute ...

C++ Software Developer, Risk Technology £160,000 to £170,000 Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking … under load, propagate risk metrics across internal systems and support a front office that depends on accuracy and speed. You will work in an engineering culture that values clarity, simplicity and strong design. Expect to collaborate with colleagues across regions, refine performance at a system level and contribute ...

C++ Software Developer, Risk Technology £160,000 to £170,000 Join a high-performance engineering group responsible for the systems that sit at the heart of a global trading operation. This team owns the core risk platform, handling everything from trade intake and real time position tracking … under load, propagate risk metrics across internal systems and support a front office that depends on accuracy and speed. You will work in an engineering culture that values clarity, simplicity and strong design. Expect to collaborate with colleagues across regions, refine performance at a system level and contribute ...

through our infrastructure, guaranteeing safe, efficient, and large-scale delivery. To maintain this ecosystem, the team creates tools and services that constantly monitor network performance, reputation, and deliverability. They emphasize observability, resilience, and control, giving HubSpot and its customers confidence that messages arrive on time and where needed. Their … work, combining distributed systems, networking, and performance engineering, forms the foundation of how customers communicate and grow with HubSpot. What You'll Do As a Senior Backend Engineer on the Email Sending Infrastructure team, you will: Design, build, and maintain high-scale backend services that support email sending ...

deep technical expertise in Spotfire s visual and scripting frameworks, alongside the ability to reverse-engineer, redesign and optimize data models for scalable, high-performance reporting in Power BI. This role is critical to navigating functional parity, data transformation and performance alignment between platforms, working closely with business … align source data, dataflows and model transformations. Work with business stakeholders to define functional parity, consolidate multiple versions and recommend optimisations. Provide guidance on performance engineering approaches in Power BI, including model size reduction, incremental refresh, composite models, DirectQuery/Import trade-offs. Support UAT by validating that ...

/SD-WAN architecture and design. Proficiency in routing & switching (L2/L3), and Wi-Fi controllers/enterprise deployments. Expertise in network performance engineering, including capacity planning, QoS, and traffic engineering. Strong background in security, including firewalls, VPNs, IDS/IPS, secure segmentation, and Zero Trust architecture. ...

national computing research center in Ireland seeks a Senior Software Performance Engineer to enhance AI workloads. You will lead the development of software infrastructure, ensuring reliability and performance. Ideal candidates have a Master's in Computer Science and 10 years' experience, including expertise in Docker and Kubernetes. This role ...

Application Reliability and Performance Engineer Job Tenure: Full-time, permanentSalary: CompetitiveCompany Description Ready to join a team that's leading the way in reshaping the future of insurance? Here at esure Group, we are on a mission to revolutionise insurance for good! We’ve been providing Home and Motor … experiences that meet our customers ever-changing needs today and in the future. Job Description We are currently recruiting for an Application Reliability and performance Engineer to join our Team. We are seeking a high motivated individual to bring a diverse skill set and proactive mindset to help ensure ...

Application Reliability and Performance Engineer Job Tenure: Full-time, permanent Salary: Competitive Company Description Ready to join a team that's leading the way in reshaping the future of insurance? Here at esure Group, we are on a mission to revolutionise insurance for good! We’ve been providing Home … experiences that meet our customers ever-changing needs today and in the future. Job Description We are currently recruiting for an Application Reliability and performance Engineer to join our Team. We are seeking a high motivated individual to bring a diverse skill set and proactive mindset to help ensure ...

Application Reliability and Performance Engineer Job Tenure: Full-time, permanent Salary: Competitive Company Description Ready to join a team that's leading the way in reshaping the future of insurance? Here at esure Group, we are on a mission to revolutionise insurance for good! We’ve been providing Home … experiences that meet our customers ever-changing needs today and in the future. Job Description We are currently recruiting for an Application Reliability and performance Engineer to join our Team. We are seeking a high motivated individual to bring a diverse skill set and proactive mindset to help ensure ...

Application Reliability and Performance Engineer Job Tenure: Full-time, permanent Salary: Competitive Company Description Ready to join a team that's leading the way in reshaping the future of insurance? Here at esure Group, we are on a mission to revolutionise insurance for good! We’ve been providing Home … experiences that meet our customers ever-changing needs today and in the future. Job Description We are currently recruiting for an Application Reliability and performance Engineer to join our Team. We are seeking a high motivated individual to bring a diverse skill set and proactive mindset to help ensure ...

Application Reliability and Performance Engineer Job Tenure: Full-time, permanent Salary: Competitive Company Description Ready to join a team that's leading the way in reshaping the future of insurance? Here at esure Group, we are on a mission to revolutionise insurance for good! We’ve been providing Home … experiences that meet our customers ever-changing needs today and in the future. Job Description We are currently recruiting for an Application Reliability and performance Engineer to join our Team. We are seeking a high motivated individual to bring a diverse skill set and proactive mindset to help ensure ...

Application Reliability and Performance Engineer Job Tenure: Full-time, permanent Salary: Competitive Company Description Ready to join a team that's leading the way in reshaping the future of insurance? Here at esure Group, we are on a mission to revolutionise insurance for good! We’ve been providing Home … experiences that meet our customers ever-changing needs today and in the future. Job Description We are currently recruiting for an Application Reliability and performance Engineer to join our Team. We are seeking a high motivated individual to bring a diverse skill set and proactive mindset to help ensure ...