1 to 25 of 49 Ruby Jobs in London

Contract Ruby Tech Lead - Start up

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Contract Ruby Tech Lead (Startup) Location: Remote/London Hybrid (optional) Contract Length: 3-6 months (with potential extension) About the Role We're partnering with a fast-growing startup on a mission to build a high-impact product used by thousands of customers. They're now looking … hands-on Ruby Tech Lead to step in on a contract basis and drive technical direction, delivery, and team alignment during a key growth phase. This is a high-ownership role where you'll influence architecture, mentor engineers, and help scale both the platform and engineering practices. What ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
from monoliths to microservices, upskilling colleagues and customers, always learning from others, while constantly striving to be nice humans. Our teams have used Java, Ruby, Python, ES6 with React, as well as C# with .NET Core. We don’t limit ourselves as a company and we expect all our Engineers ...

Fully Remote Ruby Developer Role

Hiring Organisation
G.R.E. Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Ruby Developer (Ruby, Rails, PostgreSQL, REST API's, AWS/Heroku, ReactJS) - Fully Remote* (Two meet ups per year) - Open to applicants in the UK only - Award Winning Legal Platform - £65,000 - £75,000 G.R.E. Recruitment is delighted to partner with an award-winning legal technology provider who are continuing … grow and looking to add an experienced Fully Remote Ruby Developer to join their dev team. This company has been established for 8 years and has taken the industry by storm. This role is remote with two meet ups per year in the South of England - they have a circa ...

AWS Principal Platform Engineer - UK Security Clearance eligibility required.

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
implementing scalable, resilient, and secure platforms. Automation: Expertise in infrastructure‐as‐code (IaC) practices, automation tools (e.g., Terraform, CloudFormation) and scripting languages (e.g. Python, Ruby). Container Orchestration: In‐depth knowledge and hands‐on experience with Kubernetes and its managed counterparts (EKS, AKS, GKE). Public Cloud Expertise: In‐depth ...

Senior Software Engineer, Unified Platform - Reference Data

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
problem‐solving skills Comfort working within a globally‐distributed team A background in some of the following a bonus: Java experience Python experience Ruby experience Big data technologies: Spark, Trino, Kafka Financial Markets experience SQL: Postgres, Oracle Cloud‐native deployments: AWS, Docker, Kubernetes Observability: Splunk, Prometheus, Grafana #J-18808-Ljbffr ...

AWS Technical Architect

Hiring Organisation
Opus Recruitment Solutions
Location
Remote work, South Bank, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£0 - £600/day
assurance processes. Strong technical architecture background - experience designing secure, scalable systems using modern technologies (cloud, open source, and languages like Java, Python, JavaScript or Ruby). Leadership & communication skills - able to guide teams, influence stakeholders, and clearly communicate with both technical and non-technical audiences. Agile & strategic mindset - experience working ...

Full Stack Developer

Hiring Organisation
Arc IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
variety of technologies. You’ll ideally have experience with some of the following, or be open to learning: JavaScript: React, Node, Jest, Cypress Ruby (non-Rails environment) – nice to have AWS: EC2, ECS, Lambda, S3, SQS Databases: MongoDB & PostgreSQL They are looking for someone who is: Proactive, collaborative, and adaptable ...

Senior Platform Engineer - DV Cleared

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent
with Kubernetes and containerised environments Infrastructure-as-Code experience (e.g. Terraform or similar) Strong scripting ability in at least one: Python, Bash, PowerShell, Go, Ruby or Groovy Experience with cloud platforms (AWS or Azure) Experience operating in live production/service environments Strong understanding of networking, system debugging and observability ...

Solutions Architect

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Code (IaC) and security control Security & Resilience: Deep understanding of threat modelling, authentication patterns, and observability Modern Development: Familiarity with languages such as Ruby, Python, or Java, alongside CI/CD, TDD, and containerisation Communication: Exceptional ability to simplify complex topics and build consensus across diverse groups Desirable Attributes Experience ...

Azure Principal Platform Engineer - UK Security Clearance eligibility required

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
videos Skills Platform engineering: designing and implementing scalable, resilient, and secure platforms Automation: infrastructure‐as‐code practices, tools (e.g., Terraform), and scripting languages (Python, Ruby) Container orchestration: Kubernetes and managed services (AKS) Public cloud expertise: Azure services, architecture, landing zones and best practices DevOps mastery: CI/CD, containerization, serverless ...

Entry Level - Site Reliability Engineer - (Remote - United Kingdom)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Linux and an enthusiasm for learning more (we use Ubuntu but any distro is fine). Command of your favorite modern programming language: Python, Ruby, Go, Java, C++, etc. Hands‐on experience with public cloud platforms (we use AWS, but Azure/GCP are fine). Practical background in Infrastructure ...

Fully Remote Ruby Developer Role

Hiring Organisation
G.R.E. Recruitment Limited
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 75,000 Annual
Ruby Developer (Ruby, Rails, PostgreSQL, REST API's, AWS/Heroku, ReactJS) - Fully Remote (Two meet ups per year) - Open to applicants in the UK only - Award Winning Legal Platform - £65,000 - £75,000 G.R.E. Recruitment is delighted to partner with an award-winning legal technology provider who are continuing … grow and looking to add an experienced Fully Remote Ruby Developer to join their dev team click apply for full job details ...

Senior Software Engineer, Unified Platform - Reference Data

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
scale Excellent analytical and problem‐solving skills Comfort working within a globally‐distributed team A background in some of the following is a bonus: Ruby experience #J-18808-Ljbffr ...

AI Platform Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £130,000 per annum
Bedrock or serverless tooling Experience with modern web technologies including React and JavaScript or TypeScript Comfortable working in evolving codebases, with exposure to Ruby on Rails or Node.js beneficial A track record of seeing products through build, launch and iteration ...

Senior QA Consultant

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
using toolsets like JMeter, BlazeMeter, and K6, is highly desirable. Accessibility testing experience desirable. Hands-on experience in Playwright, Selenium Grid & WebDriver C#, SQL, Ruby, Specflow, and Cucumber. Experience in using AI technologies such as Co-Pilot. Javascript experience. Good exposure to SOAP, REST based APIs. Good exposure to DevOps ...

Ruby Developer

Hiring Organisation
Proactive Appointments
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 80,000 Annual
Ruby on Rails Developer Hybrid work 2/3 days onsite per month We are seeking an experienced Ruby on Rails Developer to join our clients growing engineering team. This is an exciting opportunity for a passionate developer who thrives in dynamic environments and enjoys solving complex technical challenges. … eager to work with modern tooling, cloud services, and containerised deployments, we'd love to hear from you. Key Skills 4+ years' experience with Ruby on Rails Strong understanding of OOP & Rails architecture Extensive experience with PostgreSQL (performance tuning, complex queries) Background job processing with Sidekiq & Redis Expertise in RESTful ...

Senior Software Engineer, Unified Platform — Global Market Data

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Java and Python. The engineer will work on tools for data acquisition, storage, and visualization, making an impact in global markets. A background in Ruby is a bonus for applicants. Immediate start is preferred. #J-18808-Ljbffr ...

Senior+ Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
with Kubernetes, cloud platforms, or the CNCF and HashiCorp ecosystems. You have proficiency in Golang and Kubernetes, and one or more languages such as Ruby, Rust, or Python, with a willingness to learn whatever new tools help get the job done. You care deeply about engineering excellence practicing Extreme Programming ...

Senior Product Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
building these critical features Who we’re looking for Breadth of experience across infrastructure, backend and frontend technology stacks: We use the latest Ruby on Rails, Turbo, Phlex, AlpineJS, TailwindCSS, AWS, PostgresSQL to name a few technologies OpenAI & Claude for LLM interfacing We are not wedded to them and will ...

London: Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
development and delivery of production‐grade software using a variety of languages and frameworks, including but not limited to: Python, Java, JavaScript, TypeScript, React, Ruby, Scala, R, SQL, and Go Evaluated and strategically applied AI‐assistive development tools to accelerate delivery and improve quality A track record of understanding, assessing ...

Site Reliability Engineer, Region Services

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
systems, operating systems, and hands‐on systems engineering Experience programming with at least one modern language such as C++, C#, Java, Python, Golang, PowerShell, Ruby Preferred Qualifications Experience with Ansible (preferred), PowerShell or JavaScript/TypeScript Amazon is an equal opportunity employer and does not discriminate on the basis ...

Senior Engineer (Servicing)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
initiative, seeking out answers where they may not immediately be clear and driving clarity from ambiguity What we’re looking for 🌱 Experience working in Ruby or Python Strong fundamental programming skills Ability to quickly grasp and understand complex back end systems It’s beneficial, but not essential if you have ...

Solutions Architect, Platforms - UK

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
opportunities. Thorough understanding of the software development lifecycle and API architectures. A background in writing code in any of Stripe’s primary deployment languages (Ruby, Python, JavaScript, Java, Go, etc.) is a plus. Outstanding spoken and written communication skills, presentation skills, and confident in explaining complex concepts to both technical ...

Solutions Architect (Platforms, UK)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
opportunities. Thorough understanding of the software development lifecycle and API architectures. A background in writing code in any of Stripe’s primary deployment languages (Ruby, Python, JavaScript, Java, Go, etc.) is a plus. Outstanding spoken and written communication skills, presentation skills, and confident in explaining complex concepts to both technical ...

Senior Fullstack Software Engineer

Hiring Organisation
Entrust
Location
City of London, London, United Kingdom
multiple geographies and regulatory environments. What You’ll Do Lead the design, build, and evolution of fullstack applications using React (TypeScript), Kotlin, Python, and Ruby Architect and develop scalable APIs and microservices deployed on AWS, Azure, or GCP Take ownership of complex features from design through to production and ongoing … years of professional experience in fullstack or software engineering Strong proficiency in React/TypeScript and at least one backend language (Python, Kotlin, or Ruby) Proven experience designing and building distributed systems and scalable architectures Experience building and operating APIs and microservices in cloud environments (AWS, Azure, GCP) Familiarity with ...