1 to 25 of 34 Ruby Jobs in London

Senior Front- End Engineer (B2B SaaS | Fully Remote | UK)

Hiring Organisation
Transreport
Location
East London, London, United Kingdom
Haves: Experience implementing designs from Figma/AdobeXD/Sketch with high fidelity. Experience working on accessibility-focused or public-facing products. Exposure to Ruby on Rails environments. Experience with Docker, Kubernetes, or cloud-native systems. Experience working with external product owners or regulated industries. Contributions to open-source JavaScript ...

Front End Developer

Hiring Organisation
Certes IT Service Solutions
Location
London, United Kingdom
Employment Type
Contract, Work From Home
week onsite in either London or Manchester, with the remainder remote. Strong experience with JavaScript, HTML, and CSS Experience working with Python or Ruby in a web development environment Knowledge and practical experience implementing Web Content Accessibility Guidelines (WCAG) Experience developing responsive, accessible web applications Familiarity with modern development workflows ...

Site Reliability Engineer(Openshift & Virtualization)

Hiring Organisation
Synechron
Location
City of London, London, United Kingdom
with multiple technical teams to deliver scalable, secure solutions. Design secure cloud‐native service architectures with automation-first principles. Develop automation using Shell, YAML, Ruby, Python, and Go for detection, remediation, and platform improvements. Implement SRE guardrails, system modeling, and platform governance. Participate in on‐call rotation to support critical ...

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 ...

Full Stack Developer TypeScript AWS Ruby

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Full Stack Developer/Engineer (TypeScript AWS Ruby) London to £110k Are you a technologist with strong Ruby skills who enjoys working with a range of technology across the full stack? You could be progressing your career in a senior, hands-on position at an ethical FinTech that specialises … providing small, short-term, secured loans that allow people to improve their credit ratings. The loan origination and servicing platform has been built using Ruby on Rails (with a PostgreSQL database backend) hosted entirely in AWS (Amazon Web Services). You'll be working across the full technology stack ...

Web Application Developer

Hiring Organisation
Shepherd Reardon
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £40,000 per annum
must have experience of working on a website with SQL databases as backend. Experience of other web application frameworks such as ASP.Net MVC or Ruby on Rails would be useful as would unit/integration/system testing experience. Any experience of F#, JavaScript, Message Queuing, Service Orientated Architecture ...

Solutions Specialist

Hiring Organisation
Soldo
Location
City of London, London, United Kingdom
credit/debit cards. Experience working with cloud-based technologies, APIs, databases, and integration frameworks. Hand-on experience with technologies like JavaScript/Ruby/Python and SQL Experience with MS Office, Confluence, Jira (including epics, stories, and sprints) Excellent communication skills, with the ability to effectively translate technical concepts ...

Ruby on Rails Engineer

Hiring Organisation
Canada Life UK
Location
City of London, London, United Kingdom
Employment Type
Part Time
towards cloud, SaaS/PaaS, and product-centric delivery models, we are creating engineering excellence and empowered teams. Job Purpose We are looking for Ruby on Rails Software Engineers to join our Home Finance Product Engineering team, who look after the systems that power our mortgage origination and servicing capabilities. … join us? Shape the future of Home Finance - Play a pivotal role in evolving our bespoke Ruby on Rails-based mortgage origination and servicing platform, building modern, resilient and scalable solutions critical to our Home Finance business. True empowerment and autonomy - You will work in a stream aligned product team ...

Penetration Testing Manager

Hiring Organisation
Capital One UK
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Experience in offensive security tool development, customization or expansion. Ability to code comfortably in one or more interpreted languages (eg. Python, Bash, PowerShell, Perl, Ruby) and one or more compiled languages (eg. C, C++, C#, Golang, Rust, Java, Objective-C) One or more of the following certifications (OSCP, OSCE, GPEN ...

Penetration Testing Manager

Location
London, United Kingdom
.Experience in offensive security tool development, customization or expansion.Ability to code comfortably in one or more interpreted languages (eg. Python, Bash, PowerShell, Perl, Ruby) and one or more compiled languages (eg. C, C++, C#, Golang, Rust, Java, Objective-C)One or more of the following certifications (OSCP, OSCE, GPEN, GXPN ...

Penetration Testing Manager

Hiring Organisation
Capital One UK
Location
Westminster, Greater London, UK
Experience in offensive security tool development, customization or expansion. Ability to code comfortably in one or more interpreted languages (eg. Python, Bash, PowerShell, Perl, Ruby) and one or more compiled languages (eg. C, C++, C#, Golang, Rust, Java, Objective-C) One or more of the following certifications (OSCP, OSCE, GPEN ...

Staff Software Engineer, AI/ML Product Engineering

Hiring Organisation
Entrust
Location
City of London, London, United Kingdom
including NIST FRTE and FIDO Alliance requirements Design and optimize Python-based AI/ML backend systems for biometric processing, with integration points across Ruby and Elixir microservices Collaborate with cross-functional teams to implement privacy-compliant solutions adhering to BIPA, CUBI, ETSI, and GDPR regulations Mentor and guide engineering … Previous work in biometrics, computer vision, or identity verification domains Knowledge of privacy regulations (GDPR, BIPA, CCPA) and their technical implementation requirements Experience with Ruby on Rails, Elixir/Phoenix, or other backend frameworks beyond Python Understanding of zero-knowledge proof systems and their practical applications Experience with mobile ...

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 ...

Frontend Developer

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £575 per day
inside IR35 * Clearance: Active SC preferred (BPSS with SC eligibility minimum accepted) Required experience: * Owned frontend deliverables: * Minimum 2 years: Frontend development experience * Ruby and Python: Familiarity required, Python preference * User-centered design focus: Essential approach Collaboration & Working Style * Team working: Comfortable collaborating with colleagues * Independent & proactive: Able ...

SQL DBA

Hiring Organisation
VIQU IT
Location
London, Bishopsgate, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day Inside IR35
this exciting SQL DBA opportunity in more detail, please APPLY NOW for a no obligation chat with your VIQU Consultant. Additionally, you can contact Ruby Ufton, by exploring the VIQU IT Recruitment website. To be the first to hear about other exciting opportunities, technology, and recruitment news, please also follow ...

Azure Architect Linux

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
Desirable Skills Automation: Familiarity with Configuration Management tools like Ansible or Chef . DevOps: Experience with Git, Jenkins, and scripting in Python, Bash, or Ruby . Modern Web: Hands-on experience with TLS termination and web traffic optimization. Randstad Technologies is acting as an Employment Business in relation to this ...

Core Software Engineer

Hiring Organisation
Aries Global
Location
City of London, London, United Kingdom
evolve systems into scalable AI-native platforms, and make strong trade-offs between velocity and durability. If you're backend-leaning: You'll use Ruby, Python, TypeScript to build and improve a high-performance platform — designing APIs, data models, and integrations that scale. If you're frontend-leaning ...

Front End Developer - UX Facing

Hiring Organisation
Ochre
Location
North West London, London, United Kingdom
Employment Type
Permanent
similar environment within a larger business) a big plus (Bonus) Experience with front-end development using Grails framework or similar MVC frameworks (Grails, Ruby on Rails, SpringBoot): Build FE views against back end endpoints - API like Work with existing GSP (Grails templating format) views or similar Required Technologies NextJS with ...

Graduate Trading Desk Operations Engineer

Hiring Organisation
Quant Capital
Location
City Of London, England, United Kingdom
problem solving ability Strong attention to detail and consistency Interest in programming with basic proficiency in at least one language (Python, C++, Go, Scala, Ruby, Lua, VBA or similar) Curiosity about trading, technology and how complex systems behave under pressure This opportunity is ideal for someone who wants a front ...

Senior Ruby Developer

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
Senior Ruby Developer - Leading Health Tech - Hybrid Salary: Paying £75,000 - £105,000 + Equity Industry: Health Tech (Tech for Good) Location: Hybrid, 2 days a week in Central London Office Tech Stack: Ruby on Rails, TypeScript, AWS 👩🏻 💻 The Company 🚀 We're excited to have partnered with a leading health … This is the right role for someone seeking fulfilling and rewarding place of work. This is a backend leaning full stack role Desired Skills ⚙️ Ruby on Rails TypeScript React or Vue.js AWS They are willing to move quickly with this role, please apply now if interested. Senior Ruby Developer - Leading ...

Senior Software Engineer - Ruby

Hiring Organisation
Spectrum IT Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £95000/annum Benefits + remote working
opportunity for an exciting tech business offering innovative products to a global customer base. This is a senior hands-on engineer position in a Ruby, Rails, React, AWS stack leading projects in a scale up environment. The business is developing a genuinely exciting product and are growing; they promote autonomy … collaboration and support remote working. Previous experience in a full stack engineer role using Ruby, TypeScript, React is essential. Previous experience with AI or Autonomous vehicles, is desirable. Essential requirements: A hands-on background within a Ruby, Rails, TypeScript, React, AWS or similar stack Excellent problem-solving skills ...

Ruby on Rails Lead Engineer

Hiring Organisation
Canada Life UK
Location
City of London, London, United Kingdom
Employment Type
Part Time
mortgage origination and servicing capabilities. Why join us? Shape the future of Home Finance - You will lead the technical evolution of our bespoke Ruby on Rails based mortgage origination and servicing platform, designing modern, resilient and scalable solutions. Our bespoke mortgage system is built using Ruby on Rails, MySQL & JavaScript. … centric team. Strong understanding of mortgage origination/administration systems or comparable regulated financial platforms. Experience delivering and operating web based MVC applications (e.g. Ruby on Rails, React) and APIs. Skilled in designing, managing and optimising relational SQL databases. Hands on knowledge of cloud platforms (Azure or GCP) and cloud ...

Mid-Senior Ruby on Rails Engineer (B2B SaaS | Hybrid | UK)

Hiring Organisation
Transreport
Location
City of London, London, United Kingdom
live environments. Our Passenger Assistance platform turns passenger assistance requests into coordinated action inside live rail operations. We are hiring a Mid-Senior Ruby on Rails Engineer to own and evolve our operational systems, ensuring stability and production reliability in close collaboration with cross-functional teams. Strategic Context Transreport exists … reliability and deployment confidence. Contribute to longer-term backend architecture improvements and scalability planning. Responsibilities Own & Evolve Backend Systems: Maintain and improve our Ruby on Rails applications supporting operational workflows. Technical Quality: Write clean, well-tested code and uphold strong security and data integrity standards. Integrations: Manage third-party integrations ...

PSO / Junior Project Manager - DV cleared

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
narrative, decisions required, and action/decision logs. Work across delivery leads and suppliers, constructively challenging unrealistic plans. Provide practical Agile support to the RUBY delivery stream, including running key Scrum ceremonies and tracking blockers/actions. Use M365 tools effectively (Teams, SharePoint, Planner) for collaboration, document control, and action ...

Founding Product Designer

Hiring Organisation
Ember New
Location
City of London, London, United Kingdom
Psychology from the University of Oxford. Nick Kuh, who was Director of Engineering at ASquared and founder of multiple app startups Rafał Radziszewski, experienced Ruby and Elixir developer, ex Team Lead at v7. Co-founded startup before Josie Nelder, experienced Full Stack Developer at Habitual, ASquared and Matchbox Mobile Adnan ...