Performance Test Engineer Performance Testing, Speed, scalability, reliability, System performance optimization, Performance test plans, Web and backend systems, Agile, JMeter, K6, LoadRunner, Gatling, Grafana, Prometheus, NewRelic, CI/CD pipelines, Jenkins, Git, System architecture, APIs 6 months initial contract Remote with occasional travel to Bedford £425 - £475 – Inside IR35 We are seeking a skilled and detail-oriented … Ephemeral environments and their implications for performance testing. Strong proficiency with performance testing tools such as JMeter, K6, LoadRunner, Gatling, or similar. Experience with monitoring tools like Grafana, Prometheus, New Relic. Familiarity with CI/CD pipelines and version control systems (e.g., Jenkins, Git). Strong understanding of system architecture, APIs, databases, cloud infrastructure, and their implications on performance More ❯
UK’s most prominent online brands. You’ll work remotely with the flexibility to attend occasional team meet-ups in London. What You’ll Be Doing Developing and maintaining new features for large-scale WordPress properties. Creating and maintaining shared plugins used across multiple high-traffic sites. Developing independent microservices and JavaScript applications that integrate with WordPress brands. Supporting … WordPress VIP or PugPig platforms. Familiarity with AWS services ( S3 , Lambda , EC2 , API Gateway ). Experience with Symfony , Twig , or Typescript/Webpack . Knowledge of monitoring tools like NewRelic or Kibana . Experience with subscription platforms like Piano.io or Zephr . Automated testing experience (PHPUnit, Behat, Playwright). Why Join? Work on high-traffic digital products More ❯
a high-impact SRE team focused on automation, observability, and scaling infrastructure to support millions of users. Tech Stack Highlights Java | Kotlin | C++ | Postgres AWS (EC2, ECS, Fargate, Route53) NewRelic | Splunk | DataDog Terraform | Helm | Kubernetes | Microservices What Were Looking For 7+ years in DevOps/SRE roles Strong AWS & Linux experience Passion for automation and secure, scalable More ❯
system administration Financial Services/Trading experience Strong knowledge of Linux & Windows environments, as well as AWS & Azure Automation & Scripting: Bash, Python, or PowerShell Familiar with monitoring tools (eg NewRelic, Kibana) Excellent troubleshooting and incident management skills (Bonus) Exposure to CI/CD, Docker/Kubernetes, Terraform or Ansible This is an exciting opportunity for an experienced More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Computer Futures
years of hands-on experience with Azure infrastructure Strong understanding of .NET architecture and performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Experience with APM tools (e.g. NewRelic, AppDynamics) Deep knowledge of profiling, benchmarking, and optimisation Bonus Skills: Infrastructure as Code (ARM, Bicep, Terraform) Cloud networking (VNets, firewalls, load balancers) SQL Server performance tuning Experience More ❯
years of hands-on experience with Azure infrastructure Strong knowledge of .NET architecture and performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Experience with APM tools (e.g. NewRelic, AppDynamics) Deep understanding of profiling, benchmarking, and optimisation Bonus Skills: Infrastructure as Code (ARM, Bicep, Terraform) Cloud networking (VNets, firewalls, load balancers) SQL Server performance tuning Experience More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Computer Futures
years of hands-on experience with Azure infrastructure Strong knowledge of .NET architecture and performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Experience with APM tools (e.g. NewRelic, AppDynamics) Deep understanding of profiling, benchmarking, and optimisation Bonus Skills: Infrastructure as Code (ARM, Bicep, Terraform) Cloud networking (VNets, firewalls, load balancers) SQL Server performance tuning Experience More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Computer Futures
years of hands-on experience with Azure infrastructure Strong understanding of .NET architecture and performance tuning Proven expertise in Azure DevOps Build & Release Pipelines Experience with APM tools (e.g. NewRelic, AppDynamics) Deep knowledge of profiling, benchmarking, and optimisation Bonus Skills: Infrastructure as Code (ARM, Bicep, Terraform) Cloud networking (VNets, firewalls, load balancers) SQL Server performance tuning Experience More ❯
Birmingham, West Midlands, United Kingdom Hybrid / WFH Options
ByteHire
Familiarity with integrating or communicating with robotic automation systems and integrating with physical devices Desktop app development with Electron CI/CD setup, rollback strategies, and deployment automation Sentry, NewRelic, or other observability tooling implementation More ❯
system administration Financial Services/Trading experience Strong knowledge of Linux & Windows environments, as well as AWS & Azure Automation & Scripting: Bash, Python, or PowerShell Familiar with monitoring tools (e.g. NewRelic, Kibana) Excellent troubleshooting and incident management skills (Bonus) Exposure to CI/CD, Docker/Kubernetes, Terraform or Ansible This is an exciting opportunity for an experienced More ❯
Product Requirements, develop test driven code, pair with team members, mentor juniors and support the existing API Platforms.Within this team/role you will look after a legacy and new Enterprise API Platform for Elsevier. It aims to provide a good developer experience for anyone using the Platform both within and outside of Elsevier. Smooth onboarding of APIs to … and Gradle Knowledge and experience of relational DBMS - PostgresdbKnowledge of using AWS services via Terraform - Secrets Manager, Kinesis Firehose, S3, Open Search etcKnowledge and experience of configuring and using NewRelic, Kibana for observing metrics and configuring alerts.Knowledge and experience of using Docker, containers, helm, kustomize to set up and manage Kubernetes applications.Knowledge and experience of using kubectl … achieve their goals. We help researchers discover and share knowledge, collaborate, and accelerate innovation. We help librarians provide verified, quality information to universities. We help innovators turn knowledge into new products. We help health professionals improve patient care and educators train the next generation of doctors and nurses. Connecting quality content and innovative technologies, we make progress go further More ❯
Product Requirements, develop test driven code, pair with team members, mentor juniors and support the existing API Platforms.Within this team/role you will look after a legacy and new Enterprise API Platform for Elsevier. It aims to provide a good developer experience for anyone using the Platform both within and outside of Elsevier. Smooth onboarding of APIs to … and Gradle Knowledge and experience of relational DBMS - PostgresdbKnowledge of using AWS services via Terraform - Secrets Manager, Kinesis Firehose, S3, Open Search etcKnowledge and experience of configuring and using NewRelic, Kibana for observing metrics and configuring alerts.Knowledge and experience of using Docker, containers, helm, kustomize to set up and manage Kubernetes applications.Knowledge and experience of using kubectl More ❯
a high-impact SRE team focused on automation, observability, and scaling infrastructure to support millions of users. Tech Stack Highlights Java Kotlin C++ Postgres AWS (EC2, ECS, Fargate, Route53) NewRelic Splunk DataDog Terraform Helm Kubernetes Microservices Wh click apply for full job details More ❯
Manchester Area, United Kingdom Hybrid / WFH Options
Nixor
EC2, RDS, S3, VPC, IAM, serverless). Building out event-driven architecture with Lambda, Step Functions, EventBridge, SNS . Automating CI/CD pipelines. Monitoring performance and health with NewRelic, CloudWatch, Firebase . Ensuring third-party integrations run reliably and securely. Automating processes with PowerShell . Overseeing failover, backup, and disaster recovery plans. Working closely with the More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Computer Futures
.NET application architecture and performance tuning . Proven expertise in Azure DevOps Build & Release Pipelines . Skilled in profiling, benchmarking, and performance optimization . Experience with APM tools like NewRelic or similar. Bonus Points For: Infrastructure as Code (ARM, Bicep, Terraform) Cloud networking (firewalls, load balancers, VNets) SQL Server performance and optimization Experience modernizing legacy applications in More ❯
Foster a culture of continuous improvement, technical excellence, and shared learning across the team. Hiring, Team Growth & Management: Manage team structure, budgets, resource allocation across projects. Hiring and onboarding new engineers, ensuring a seamless transition into the team. Coaching and mentoring engineers at all levels, tailoring your approach to help them grow into more senior technical and leadership roles. … architecture, cloud, and software engineering standard methodologies, Great leadership and coaching skills with the ability to develop engineering colleagues Tech stack Java, Kotlin, GraphQL Federation, Micronaut, Azure Cloud, GitHub, NewRelic and Dynatrace Everyone's welcome We are ambitious about the future of retail. We're disrupting, innovating and leading the industry into a more conscientious, inspiring digital More ❯
Foster a culture of continuous improvement, technical excellence, and shared learning across the team. Hiring, Team Growth & Management: Manage team structure, budgets, resource allocation across projects. Hiring and onboarding new engineers, ensuring a seamless transition into the team. Coaching and mentoring engineers at all levels, tailoring your approach to help them grow into more senior technical and leadership roles. … architecture, cloud, and software engineering standard methodologies, Great leadership and coaching skills with the ability to develop engineering colleagues Tech stack Java, Kotlin, GraphQL Federation, Micronaut, Azure Cloud, GitHub, NewRelic and Dynatrace Everyone's welcome We are ambitious about the future of retail. We're disrupting, innovating and leading the industry into a more conscientious, inspiring digital More ❯
birmingham, midlands, united kingdom Hybrid / WFH Options
Isio
staff, including performance reviews, coaching and objectives setting. Ensure end to end performance and availability of a fully Azure-hosted environment Contribute to architectural designs and best practices for new or existing IT systems Provide technical guidance and oversight for the four IT Operations teams and the wider business Project delivery for a range of projects, either delivered solely … e.g. telecoms, financial services, utilities. Experience working with internal software development teams Experience automating repetitive or complex manual activities to improve efficiency Experience implementing system monitoring tools, e.g. SolarWinds, NewRelic, Datadog etc Microsoft Certifications in relevant fields, e.g. Microsoft MCSE/A Networking Certifications, e.g. Cisco CCNA/P or equivalent Experience of acquisitions and integration/ More ❯
Greater Leeds Area, United Kingdom Hybrid / WFH Options
Harvey Nash
Defender 🔸Familiarity with automation and infrastructure-as-code (Terraform desirable) 🔸Understanding of containerisation (Kubernetes) and virtualisation (Hyper-V/VMware) 🔸Exposure to monitoring or logging tools such as LogRhythm, NewRelic, or Kibana Why join? You’ll be joining a cloud-first organisation that continues to invest in technology, with an environment that encourages innovation and personal growth. Expect variety in More ❯
South East London, London, United Kingdom Hybrid / WFH Options
TEN10 SOLUTIONS LIMITED
to build custom tools, write high-quality test code, and participate in technical design and code reviews. Knowledge of monitoring and diagnostics tools such as AppDynamics, Dynatrace, Datadog or New Relic. Strong analytical and problem-solving skills, with a keen eye for detail. Demonstrable experience in building E2E functional automation frameworks in addition to a primary focus on performance More ❯
management systems, SLAs, or order management platforms. Exposure to tools for task queuing and event streaming like RabbitMQ or Kafka. Knowledge of monitoring and alerting tools such as Datadog, NewRelic, or Sentry. Prior experience working in a high-growth scale-up or fast-paced SaaS environment. Our Commitment to Diversity: PostGrid is an equal opportunity employer and More ❯
achieve this. Everyone has a Voice We are proud to work in an environment where you have the power to enact change. If you have an idea for a new feature or a change to our platform, you make it happen. Strong opinions loosely held is one of our core values. Stay creative. Iterate to Move Fast We built … and launched an MVP in 1 month (with 2 engineers), signed our first customer shortly after and raised our first round within 3 months! We are now in a new phase of MVPs to tackle predictive maintenance, an exciting time to join and build fast in greenfield projects. Our Tech Stack Our stack is listed below, we like to … Cloudflare Our Tools Stack We believe in investing in the right tooling to get the job done right with minimal interferences for being productive. Linear GitHub Notion Sentry Slack NewRelic The ideal profile is a Senior Full Stack Engineer that enjoys building products 0 to 1, you will get to build AI tools that help with the More ❯
and Android development (Swift, Java, Flutter) 10+ years of professional software engineering experience Deep knowledge of modern state management approaches Hands-on experience with monitoring tools (Firebase Crashlytics, Sentry, NewRelic, or similar) Strong communicator, able to clearly explain technical choices to non-technical stakeholders Highly organised and resilient, with the ability to manage multiple priorities in a More ❯
experience building and deploying backend systems at scale. Strong proficiency in Python, FastAPI, Postgres, and SQLAlchemy. Familiar with distributed systems, cloud deployments, and tools like Redis, Celery, Sentry, and New Relic. Experience leading projects end-to-end in fast-paced environments A strong communicator and collaborative team player who enjoys solving complex problems. Passionate about technology that bridges the More ❯