London, South East, England, United Kingdom Hybrid / WFH Options
Inventive Search Ltd
Full Stack Developer (RubyonRails) – Contract We’re seeking a remote full stack developer to join our mission to make block management effortless, compliant and transparent. You’ll work across backend (RubyonRails) and frontend (HTML/CSS/JavaScript – Stimulus, Hotwire, or React) to ship features quickly and reliably. You’ll … design, build and maintain scalable features, collaborate with product and design, write clean, well-tested code and help improve performance. Requirements: 3+ years’ RubyonRails experience in production Strong JavaScript, HTML/CSS skills (Stimulus/Turbo/React) Knowledge of REST APIs, PostgreSQL, testing (RSpec/Minitest) Excellent communication and self-management in remote work … Nice to have: Tailwind CSS, DevOps, Stripe/API integrations, startup experience. About the Project We're building a modern web application using RubyonRails as the backend framework, paired with a lightweight JavaScript frontend (e.g., StimulusJS, Hotwire, or React, depending on your stack). This app serves is on a mission to make More ❯
Farnborough, Hampshire, United Kingdom Hybrid / WFH Options
iRock School of Music
Senior RubyonRails Software Engineer Are you an experienced RubyonRails developer looking for an exciting opportunity to work on impactful projects? We're searching for a RubyonRails Software Engineer to join our team and take complete ownership of our software development . This role will … love to hear from you! Why Join iRock School of Music? Founded in 2016 by father and son team John and Josh Franklin, iRock School of Music is built on a belief in the power of music to unleash creativity, potential, and passion in every child. What started in a garden shed is now teaching thousands of children in … hundreds of schools across the UK, making a real impact on students' confidence and teamwork skills through rock and pop band lessons. At iRock, we don't just teach music-we inspire and change lives. Our workplace culture reflects these values: fun, honest, supportive, and inspiring . You'll be joining a company that encourages innovation, values diverse learning More ❯
In a nutshell Title: Mid/Senior RubyonRails Developer Role: Helping solve tough problems and making the complex simple for our users Location: UK, Remote working with occasional meet-ups This is an amazing opportunity to join our rapidly growing team as a RubyonRails Developer at Oxford Medical Simulation here … world. Because of you, OMS is delivering more training, more quickly, to those that need it in healthcare and healthcare education globally. What you will be doing : As a RubyonRails Developer you will be joining a team of enthusiastic and supportive developers with a wide range of experience in building web applications and simulations. You … will participate in daily scrum meetings, sprint planning, reviews and retrospectives where all team members are active participants. You will be collaborating on design decisions, developing new and existing features, peer reviewing code and contributing to the ongoing evolution of our team's processes. Who you are: You love learning new technologies and able to undertake self-guided study More ❯
Farnborough, Hampshire, England, United Kingdom Hybrid / WFH Options
Salt Search
NEW ROLE AVAILABLE - SENIOR RUBYONRAILS SOFTWARE ENGINEER- PERMANENT Location: Farnborough GU14 Salary: £55,000 - £65,000 Working Pattern: Monday - Friday (Hybrid 2 days onsite) I'm working with a well-established company based in Hampshire who are looking for a Senior RubyonRails Software Engineer to join their team. The successful … candidate will take full ownership of software development, working on impactful projects with modern technologies such as Docker, Cloudflare, and Heroku. You'll be responsible for developing clean, scalable, and user-friendly applications, collaborating with cross-functional teams to deliver new features, and leading all phases of the development lifecycle. Key skills and experience: Proven RubyonRails development experience Strong understanding of object-oriented programming, MVC, RESTful APIs Experience with front-end technologies like JavaScript, HTML, CSS PostgreSQL and relational database knowledge Experience with Git and GitHub Proficient with Docker containerisation and orchestration tools such as Kubernetes Familiarity with Cloudflare for CDN, DNS, and security management Experience deploying and managing applications on Heroku More ❯
NEW ROLE AVAILABLE - SENIOR RUBYONRAILS SOFTWARE ENGINEER- PERMANENT Location: Farnborough GU14 Salary: £55,000 - £65,000 Working Pattern: Monday - Friday (Hybrid 2 days onsite) I'm working with a well-established company based in Hampshire who are looking for a Senior RubyonRails Software Engineer to join their team. The successful … candidate will take full ownership of software development, working on impactful projects with modern technologies such as Docker, Cloudflare, and Heroku. You'll be responsible for developing clean, scalable, and user-friendly applications, collaborating with cross-functional teams to deliver new features, and leading all phases of the development lifecycle. Key skills and experience: Proven RubyonRails development experience Strong understanding of object-oriented programming, MVC, RESTful APIs Experience with front-end technologies like JavaScript, HTML, CSS PostgreSQL and relational database knowledge Experience with Git and GitHub Proficient with Docker containerisation and orchestration tools such as Kubernetes Familiarity with Cloudflare for CDN, DNS, and security management Experience deploying and managing applications on Heroku More ❯
Senior Software Engineer Full Stack - RubyonRails/React Remote-first (must be UK-based) Up to £85,000 About the Role A fast-growing sports tech company is looking for a Senior Full Stack Engineer with strong RubyonRails experience and React skills to help shape the future of their product … ll have a real voice in product direction, own technical decisions, and contribute directly to user success. What You'll Do Design, build, and maintain robust backend services using RubyonRails . Develop dynamic, responsive user interfaces with React (and occasionally React Native). Work closely with Product, Design, and Customer Success teams to understand user … technical documentation. Take part in user conversations to inform development priorities. Continuously improve tools, processes, and performance through iteration and feedback. What We're Looking For Extensive experience with RubyonRails in production environments. Experience with React (React Native is a plus). Strong communication skills and the ability to work effectively in a remote environment. More ❯
self-starters. We like to be pragmatic about solving the user problem rather than endless technical discussions & research. like to ship often. We've spent a lot of effort on making our developer tools best in class. We've removed the toil so you can get on with writing and deploying code. are curious about the "why?". … they think solves the user problem. To do that well, they understand why we're building something. What you'll do: Develop quality software across our stack, mainly in Ruby-on-Rails and React Native. Collaborate regularly with Product, Design, and Customer Success teams. Lead technical and architectural decisions. Document your work clearly and thoroughly. Mentor and … support junior engineers. Engage directly with customers and stakeholders. Improve our processes through feedback, testing, and continuous learning. You should apply if: You have extensive experience with RubyonRails or similar frameworks. You know your way around React/React Native. You're proactive, enjoy mentorship, and aren't afraid to challenge assumptions. You prefer practical More ❯
Tewkesbury, Gloucestershire, United Kingdom Hybrid / WFH Options
mmtm
Tewkesbury (UK) - Hybrid Remote (in-office on Tuesdays) - UK Applicants Only Posted 6/9/2025 mmtm (pronounced momentum ) is a UK-based digital agency that designs and builds bespoke web apps for clients across industries. We're a small (but growing), remote-first team that cares about clean design, smart strategy, and code that actually gets used. … their growth through the products we build and manage. Right now, we're also growing our own in-house product suite - so it's an exciting time to get on board. The Role We're looking for a full-stack RubyonRails developer to join our friendly, fast-moving team. You'll be working closely … alongside our lead developers to deliver high-quality digital solutions for our clients and their customers. You'll be learning on the job and our aim will be for you to progress quickly in a wide range of technical areas. We want to provide you with well rounded full-stack knowledge that you can apply to great success. You More ❯
Crowborough, Sussex, United Kingdom Hybrid / WFH Options
Elysium LTD
of projects throughout their life cycle. Our self-imposed quality controls ensure we always deliver work and services in which we can take pride. We are looking for experienced RubyonRails developers to join our Crowborough team. You will be confident, independent, perhaps aiming to make your first move into a Senior Developer role or have … that the product not only meets the specification but excels when further updates are made. We are looking for someone who: Has more than 2 years commercial experience of RubyonRails development and is looking for a mid-level position. or Has more than 3 years commercial experience of RubyonRails development … a small software development company outside of a city setting. Is confident in their opinions and able to represent them in group discussions. Can work independently with minimal supervision on long projects. Can communicate well with less technical parties. We would be impressed by: An understanding of Linux based servers. Confidence discussing requirements with customers. Awareness of ISO27001 and More ❯
Full Stack Support Engineer (RubyonRails, TypeScript/JS, React, Postgres, Linux) Fully Remote (European time zones only) | Full-Time | Up To £80k/$100k per year DOE About Carebit Carebit is a young, design-led healthcare technology company helping over 1500 private Doctors across the UK run their practices more effectively and efficiently with our … this is not mandatory as we know some like in-person working and some prefer fully remote. About You We’re looking for a Senior Support Engineer who thrives on solving real customer problems through hands-on technical work. You’ll sit at the intersection of our support, engineering, and data migration teams – a true technical generalist who … great fit for a strong Developer who wants to take full ownership of debugging, fixing, and enhancing real-world product issues that impact Doctors and patients. You’ll Work On: Investigating and resolving bugs or issues raised by our team of Customer Support Specialists. Making small-to-medium feature tweaks (e.g. modifying exports, adjusting logic). Writing RubyMore ❯
South West London, London, United Kingdom Hybrid / WFH Options
Get Staffed Online Recruitment
Full Stack Support Engineer (RubyonRails, TypeScript/JS, React, Postgres, Linux) Fully Remote (European time zones only) | Full-Time | Up To £80k/$100k per year DOE About Our Client Our client is a young, design-led healthcare technology company helping over 1500 private Doctors across the UK run their practices more effectively and efficiently … is not mandatory as they know some like in-person working and some prefer fully remote. About You Our client is looking for a Senior Support Engineer who thrives on solving real customer problems through hands-on technical work. You'll sit at the intersection of their support, engineering, and data migration teams - a true technical generalist who … great fit for a strong Developer who wants to take full ownership of debugging, fixing, and enhancing real-world product issues that impact Doctors and patients. You'll Work On: Investigating and resolving bugs or issues raised by our client's team of Customer Support Specialists. Making small-to-medium feature tweaks (e.g. modifying exports, adjusting logic). Writing More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Get Staffed Online Recruitment Limited
Full Stack Support Engineer (RubyonRails, TypeScript/JS, React, Postgres, Linux) Fully Remote (European time zones only) | Full-Time | Up To £80k/$100k per year DOE About Our Client Our client is a young, design-led healthcare technology company helping over 1500 private Doctors across the UK run their practices more effectively and efficiently … is not mandatory as they know some like in-person working and some prefer fully remote. About You Our client is looking for a Senior Support Engineer who thrives on solving real customer problems through hands-on technical work. You’ll sit at the intersection of their support, engineering, and data migration teams – a true technical generalist who … great fit for a strong Developer who wants to take full ownership of debugging, fixing, and enhancing real-world product issues that impact Doctors and patients. You’ll Work On: Investigating and resolving bugs or issues raised by our client’s team of Customer Support Specialists. Making small-to-medium feature tweaks (e.g. modifying exports, adjusting logic). Writing More ❯
Easter Howgate, Midlothian, United Kingdom Hybrid / WFH Options
Bright Purple
Senior Software Engineer UK Remote About the Company Our client is a fast-growing tech business working on innovative digital products used by a broad and expanding user base. With a strong engineering culture and a focus on solving real-world problems, they are looking to grow their team with the addition of a Senior Software Engineer. As … well of a salary of £60,000 - £70,000 depending on experience, benefits include: Private Health Insurance 33 Days Holiday Mental Health Support Home Office Budget The Role You'll play a key role in building and improving user-facing features, working cross-functionally with Product, Design and Customer Success teams. You'll also influence technical direction and mentor … junior developers. Key Responsibilities: Build and maintain features in Ruby-on-Rails and React Native Collaborate across teams to deliver user-focused solutions Lead on architecture and technical decision-making Mentor junior engineers Engage directly with users to understand their needs Drive continuous improvement of engineering practices About You Strong experience with RubyonMore ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
frontends and dashboards and will suit engineers who thrive in agile, problem-solving environments. Key Responsibilities: Fullstack development across backend and frontend applications Backend: Python/Django (primary), some RubyonRails Frontend: React & TypeScript Building UI components, admin functions, backend services, and internal tools Working on distributed systems with multiple communicating services Applying strong analytical … technical challenges Collaborating with product and engineering teams to deliver practical solutions Essential Skills & Experience: Proven experience in Python/Django Solid frontend skills with React & TypeScript Exposure to RubyonRails (nice to have) Experience with distributed systems and observability tools Ability to design solutions across multiple services Strong analytical problem-solving skills and clear communication … teams Culture & Ways of Working: Agile (Scrum) with 2-week sprints Remote-first, with ad-hoc calls when needed Small, supportive teams that value analytical thinking and clarity Emphasis on delivering meaningful, usable solutions Interview Process: Architecture Challenge - Design a system to support new functionality (approx. 90 minutes prep). Technical Interview - 1.5-hour walkthrough of your design and More ❯
and company culture. What You Will Do Your day will start with a warm welcome online and get your tools to start! Your first 30 days will be focusing on getting to know our HackerOnies. You will join your new squad and be onboarded - get to learn the technology stack (RubyonRails + GraphQL + … . Within 60 days, you will have committed a bunch of code to our repositories and will start developing a knack for being a fast and effective software engineer on our codebase. Within 90 days, you will start getting ready to lead your first project. You will have branched out and talked to sales, marketing, and various other functions … into simple, but robust engineering (or non-engineering) solutions. Minimum Qualifications 5+ years of experience in full-stack software engineering, especially within a SAAS environment, preferably with experience in RubyonRails, ReactJS and TypeScript, generative AI, ElasticSearch/OpenSearch, GraphQL Practical experience with GenAI and running LLM models in production Proven experience leading and delivering cross More ❯
hybrid, requiring 1 day per week in the office and potentially 4 days per month in bulk. Skills: JavaScript Engineer with expertise in React.JS, Growth Javascript, CSS, HTML, Frontend, Ruby, Java, RubyonRails, CSS, HTML5, Linux, RESTful services, and Javascript. More ❯
with tools like JUnit, Cucumber, and Selenium. Strong problem-solving skills. Job Description Seeking a JavaScript Engineer with expertise in React.js, JavaScript, CSS, HTML, and frontend technologies. Knowledge of Ruby, Java, RubyonRails, Linux, REST APIs is a plus. NodeJS Developer - Fintech Salary up to £90,000. Quant Capital is urgently looking for a JavaScript More ❯
self-funded, profitable, and have been in business for 14 years . What's the opportunity? We're looking to hire our 12th full-time employee , a well-rounded Rails developer. In this role, you will learn a ton and be part of a small, global, and user-centered company. You'll have the opportunity to make a difference … in the lives of 1,000s of ethical hackers. Plus, as a small team, you will have a lot of choices about what to work on, and there are still a lot of untapped opportunities for you to grow as the company does. What we offer and what we are looking for: You'll be a trusted and key … member of our team where you'll be working on a large application with an interesting architecture. This is (some of) what you'll end up doing on a day-to-day basis: Build features that improve the experience for our users, and help them get the results they need. Design solutions and propose ideas. Make architecture decisions. More ❯
We're hiring a Staff Engineer to work as a technical lead on our public-facing engagement experiences: The digital capabilities that help people join Our Future Health, stay involved over time, and remain motivated to contribute. This is a high-impact role where you'll evolve and extend our platform to support millions of people in securely discovering … have led the architectural design of systems Experience building cloud-hosted consumer applications, ideally in a start-up or scale-up environment, using open source technologies such as Node.js, RubyonRails, or Python Strong knowledge of modern frontend development, including JavaScript/TypeScript with frameworks like React or Next.js, with a track record of delivering accessible … with the flexibility to take bank holidays when it suits you. Enhanced Parental Leave - Supporting you during life's biggest moments. Career Growth & Development - £500 per year to spend on Learnerbly, our learning platform, plus regular appraisals and development opportunities. Cycle to Work Scheme - Save 25-39% on a new bike and accessories through salary sacrifice. Home & Tech More ❯
experienced product team as part of a scale up business, developing an innovative SaaS product in a modern engineering environment. The Lead Full stack Engineer will play a hands-on leadership role, with autonomy to solve problems using the technology stack and tools that best fit the solution. Polyglot Engineers would be a good match and the company offer … remote working options. Responsibilities include: SaaS product development using RubyonRails, Python and AWS (or similar) Play a key role solving complex issues alongside senior software engineers Develop scalable and secure applications Key requirements: A genuine interest in joining a team solving complex problems and developing innovative products Previous experience developing SaaS or Data heavy SaaS … products A strong hands-on background with the ability to lead on projects is preferred – Senior Software Engineer, Lead Engineer, or similar level Cloud deployments, CI/CD, Kubernetes, etc Advocate for Software engineering best practice - TDD, SOLID, etc All candidates applying must be eligible to work in the UK More ❯
Environment" (the web-based application through which approved researches access the Our Future Health dataset). As the Tech Lead you will play a key role in the collaboration on work with the DNAnexus team. You'll lead the development/integration of products and services built internally. About Us Our Future Health will be the UK's largest … skills You have led the architectural design of systems. Knowledge and experience of building cloud-hosted consumer web applications and backend services using open source technologies such as Node.js, RubyonRails, Python in a start-up or scale-up environment. Knowledge and experience of building backend systems for data movement, processing and storage and provision of … with the flexibility to take bank holidays when it suits you. Enhanced Parental Leave - Supporting you during life's biggest moments. Career Growth & Development - £500 per year to spend on Learnerbly, our learning platform, plus regular appraisals and development opportunities. Cycle to Work Scheme - Save 25-39% on a new bike and accessories through salary sacrifice. Home & Tech More ❯
Cambridge, Cambridgeshire, United Kingdom Hybrid / WFH Options
TidalSense limited
and Django. Beyond programming, you will contribute to infrastructure improvements, enhance system reliability, and support maintainability through documentation and deployment best practices. You'll work across the stack-collaborating on feature design, coding, testing, automation, cloud infrastructure, and ongoing process improvement. Key Duties & Responsibilities Maintain and enhance our main platform while addressing emerging business needs through varied technical tasks … server-side development (preferably with Django) Expertise in database Object Relationship Mapping (ORM), with a strong preference for experience with the Django ORM, but if not then experience with RubyonRails or Symfony's ORM Experience in developing with relational databases (preference for postgreSQL experience) Expertise with TypeScript Experience developing with a modern frontend web framework … priorities Desirable: Ability to write and maintain Unit testing in Python (PyTest experience preferred) Experience with Terraform or another 'infrastructure as code' deployment language Experience using and configuring services on Google Cloud Qualifications & Experience Essential: Bachelors degree in a STEM subject (or related discipline), or equivalent industry experience in software engineering Industry experience as a full stack developer delivering More ❯
trust and accountability. Employees, researchers, customers, and partners Win Together by fostering empowerment, inclusion, respect, and accountability. Software Engineer II Remote Location: London Position Summary As a Software Engineer on the Enterprise Support team, you will work with Product Managers and Designers on a variety of challenging projects and build features and products for our community and the … fellow HackerOnies through our well-organized and fun onboarding process called H.A.T.C.H. You will be setting up your development environment, getting a feel for our engineering processes, and embarking on a journey to fully understand the domain you will be working with. By day 30 you will have met most of your fellow Engineering HackerOnies, you will have paired … with other Software Engineers, you will have a strong feel for our codebases and products, and will be prepared to start hands-on coding. By day 60 you'll be involved in building a meaningful part of one of the projects and you will have become more connected with our team and various stakeholders. By day 90 you'll More ❯
Shoreditch office near Old Street) Salary: £60-90k dependent upon the value the successful candidate brings! Our Mission: Fixing Trust in Commerce For a decade, we've been on a mission to close the Trust Gap-commerce's most expensive problem. In a world where distance and digital interfaces separate buyers and sellers, we're building the definitive … grown from an idea into the dominant force for trust in e-commerce: Shopify's Review Solution : We've earned over 42k five-star reviews from merchants who rely on us daily Global Scale : More than 500k shops across 140+ countries use our platform Massive Reach : We process over 70 million orders monthly, generating 2 million+ verified buyer reviews … RESTful API design principles and microservices architecture Strong analytical and problem-solving abilities with attention to system performance Excellent communication skills with both technical and business stakeholders Preferred Experience RubyonRails proficiency (our primary backend framework) Intercom platform and API experience or similar customer communication platforms AI/ML technologies knowledge and practical implementation experience Jira More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
month contract (likely extension) Candidate must be UK-based - No Sponsorship Available We are seeking an experienced Full Stack Engineer to join a fast-growing health-tech scale-up on an initial 3-month contract. You'll be working end-to-end across backend and frontend, designing and delivering features that power both internal and customer-facing applications. This … with 2-week sprints and daily stand-ups Engage in discovery work and adapt quickly to shifting priorities Tech stack Must have: Python, Django, React, TypeScript Nice to have: RubyonRails, Next.js, distributed systems experience, observability tooling What we're looking for Strong experience delivering both frontend and backend features Ability to translate requirements into clean More ❯