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Senior Backend Engineer - Remote UK (Kotlin Microservices)
Build and own Kotlin microservices and Postgres-backed systems in a cross-functional team, mentoring junior engineers while collaborating with product and design.
Lead Backend Engineering Team — Remote & Growth
Lead a remote backend engineering team, mentoring engineers and managing projects using Ruby and Python while collaborating with product and design teams.
Senior Front-End Engineer (£80k - £100k + Bonus) in London - Practi
Builds and maintains React-based front-end applications for a healthcare/finance product, using TypeScript, Node.js, and security best practices.
Full Stack Node.js/React Developer - Fintech Innovation Team
Build and modernize secure, compliant financial applications using Node.js and React, migrating legacy Ruby systems to a new API-first architecture for a regulated payments provider.
Cloud DevOps Engineer - CI/CD & Automation Leader
Designs and maintains CI/CD pipelines and cloud infrastructure for a London-based tech firm, automating deployments and ensuring system reliability.
Senior Ruby Backend Architect - E-commerce & APIs
Designs and builds scalable Ruby-based backend systems and APIs for a luxury e-commerce platform, mentoring junior engineers.
DevOps Engineer - Linux , Puppet, Fintech in London - Quant Capital
DevOps Engineer automating infrastructure and deployments for a fintech product using Linux and Puppet, ensuring scalability and performance.
Linux DevOps Engineer | Ruby, Coffeescript, NoSQL, Puppet
Designs and implements multi-site fail-over solutions for a platform using Ruby, Coffeescript, Java, Scala, Puppet, and NoSQL.
Mid-level Backend Engineer
Build and scale Ruby on Rails backend services, GraphQL APIs, and Sidekiq job processing to power Raylo’s subscription platform and customer experiences.
Senior DevOps Engineer — Cloud Automation & Delivery
Build and maintain cloud infrastructure and CI/CD pipelines using AWS/Azure/GCP to support software delivery in Java, Ruby, or Python.
Backend Engineer (UK)
Build and scale backend services for an accounting-automation SaaS that replaces spreadsheets for finance teams, using Spring Boot/Java/Kotlin, MySQL, and AWS.
Senior Backend Engineer (Foundations)
Senior backend engineer building core platform infrastructure in Node.js, Ruby, and Kafka to improve APIs, search, and data flows for a workflow OS used by 180k+ customers.
Backend Engineer - Ruby
Build and scale Ruby on Rails backend services for a circular-device subscription platform, integrating third-party services and optimizing Sidekiq job processing.
Graduate Devops Engineer, AWS
Maintain and automate cloud infrastructure on AWS, troubleshoot production issues, and improve operational efficiency through scripting and SRE practices.
Backend Engineer — Rails & Scalable Subscriptions
Build and scale backend services for a device-subscription platform using Ruby on Rails and Sidekiq in a hybrid London role.
Senior Back-End Engineer
Build and own backend features for a global language-learning platform using Python/Django, integrating third-party services and guiding technical decisions in a fast-paced, data-driven environment.
DevOps Engineer / Site Reliability Engineer in London - Freelancer.com
Build and maintain cloud infrastructure and CI/CD pipelines using Terraform, Ansible, and Go; ensure system reliability and security for a developer-focused platform.
Senior DevOps Engineer: Cloud Automation & Reliability
Builds and maintains cloud infrastructure and CI/CD pipelines to deploy updates and ensure system reliability using AWS/Azure and scripting languages like Python, Java, or Ruby.
AMAZON UK Graduate Devops Engineer, AWS
Maintain and automate AWS cloud infrastructure, troubleshoot production issues, and improve reliability for core services like EC2 and S3 using Linux, Python, and DevOps tools.
Backend Engineer - Ruby
Build and scale Ruby on Rails backend services for a fintech platform that powers device subscription programs, integrating third-party services and processing high-volume async jobs with Sidekiq.