Tech jobs
Job listings
On Lead Backend Engineer (Typescript)
Lead backend engineer building and scaling a customer communication platform using Ruby, Node.js (TypeScript), and event-driven systems to power personalized consumer experiences across On’s ecommerce touchpoints.
DevOps Engineer (Senior)
Senior DevOps engineer designs, implements, and maintains cloud infrastructure and CI/CD pipelines for clients, mentors junior engineers, and troubleshoots production issues.
Senior DevOps Engineer
Senior DevOps Engineer builds, automates, and monitors cloud and on-prem infrastructure for a gambling platform using Linux, AWS, Docker, Kubernetes, and CI/CD tools.
Cloud DevOps Engineer
Build and maintain CI/CD pipelines, automate infrastructure, and ensure smooth deployments using Linux, cloud services, and scripting languages like Python and Ruby.
Senior Full Stack Ruby on Rails Engineer (Frontend)
Build and modernize frontends for a high-traffic adult-entertainment platform using Rails views, React, TypeScript, and design systems while migrating legacy jQuery/Backbone code.
GitHub DevOps Engineer
Design and implement scalable DevOps solutions for GitHub platform customers, troubleshoot workflows, and advise on GitHub Enterprise, Actions, and Advanced Security.
Senior/Mid Frontend Engineer - React
Build and own scalable React/TypeScript frontend features for a digital intelligence platform used by 2,500+ enterprises to analyze trends, ads, and consumer behavior across mobile, web, and gaming.
Frontend Engineer (South America and India)
Build and scale React/Redux web apps for ecommerce clients, write clean frontend code, mentor junior engineers, and help avoid technical debt.
Devops Engineer - AWS
Build and maintain AWS cloud infrastructure and OpenShift clusters, automate CI/CD pipelines, and deploy containerized apps using Terraform, Jenkins, and Kubernetes.
Lead DevOps Engineer
Lead DevOps Engineer responsible for cloud infrastructure reliability, CI/CD pipelines, and observability in AWS/Azure to support UK and international education platforms.
DevOps Engineer
Build and maintain secure, automated cloud infrastructure for UK government digital services using AWS, Terraform, Jenkins, and Python, while coaching teams on DevOps culture and practices.
DevOps Engineer
Build and deploy cloud-based systems using Java, Python or Ruby, automate operations, and troubleshoot production issues in AWS/Azure/GCP to improve customer experience.
DevOps Engineer
Builds and automates deployment pipelines, integrates systems, and troubleshoots production issues using Ruby or Python to improve customer experience.
DevOps Engineer
Senior DevOps Engineer builds and secures cloud infrastructure, CI/CD pipelines, and Kubernetes clusters for a fast-growing FinTech platform that powers digital payments and smart financial routing.
Devops Engineer
Builds and maintains CI/CD pipelines, automates deployments, and manages Azure cloud infrastructure for mobile apps using Kubernetes, Docker, and monitoring tools.
DevOps Engineer
Builds and deploys cloud infrastructure, automates CI/CD pipelines, and writes Python/Java/Ruby code to integrate systems and resolve production issues for a small product team.
Senior Backend Developer
Senior backend developer building secure, scalable Node.js services for a crypto platform, improving APIs, databases, and microservices while ensuring compliance and high availability.
Senior Java Software Engineer
Senior Java engineer building scalable backend services and APIs for a global payments platform, mentoring junior engineers and driving modern engineering practices.
Java Software Engineer
Build and maintain Java-based applications using Spring, microservices, and cloud-native tools, while collaborating across client sites and offices.
Junior Java Developer -Python, Ruby, Fintech50 in London - Quant Capital
Builds and maintains Java-based trading systems alongside Python and Ruby tools, working in a collaborative fintech startup environment.