1 to 25 of 33 Ruby on Rails Jobs in London

challenges lie ahead—new destinations, technologies, and services. It’s a great time to join and be part of our increasingly diverse team, focusing on finding creative solutions and empowering our global community. Come join us!THE ROLECreate, own and lead the technology vision at Appear HereDrive product innovation … whilst improving and maintaining systems, processes, security and infrastructureEnsure features are developed on time, within budget and in line with key customer and business requirementsEnsure Appear Here’s technology is scalable and fit for purpose as the company expands globallyContinue to raise the bar by coaching and mentoring the … team and own the hiring of new membersRequirementsWHY WE LIKE YOUWe’re looking for a strong technical lead who is eager to be hands on:You have opinions and want to do the right thing; we want you to own the product, and care about the direction it goes more »

GRADUATE/JUNIOR SOFTWARE DEVELOPER - LONDON/REMOTE/HYBRID Graduate Software Developer, Junior Software Developer, Java, C++, C, Python, JavaScript, C#, .Net, SQL, Ruby on Rails, Machine Learning, Data Science, Data Engineering, Agile If you are driven by innovation and want to be at the forefront … or JavaScript. Excellent problem-solving skills and a strong attention to detail. Ability to work collaboratively in a team environment, as well as independently on projects. Effective communication skills to articulate complex ideas and technical concepts to non-technical stakeholders. Desirable: Understanding of software development principles, data structures, algorithms … is at the forefront of cutting-edge technology. Work in a dynamic, collaborative, and inclusive environment where your ideas and contributions are valued. Take on exciting, challenging projects that will stretch your skills and expand your expertise. Access to professional development opportunities to enhance your knowledge and grow your more »

Multiple Senior Ruby on Rails Developers are required to join a fast-growing E-commerce Hospitality scale-up in London where you will play a crucial role in designing, developing, and maintaining their core platform, used by millions of customers ever day. Responsibilities: Design, develop, and maintain … scalable and high-performance Ruby on Rails applications Collaborate with product managers, designers, and other developers to deliver innovative solutions Write clean, efficient, and maintainable code following best practices Participate in code reviews and provide constructive feedback to peers Stay updated on industry trends and emerging … technologies Requirements: Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience) Proven experience as a Ruby on Rails developer, with at least 5 years of experience Strong understanding of web application development principles and best practices ( TDD, AGILE) Proficiency in Ruby more »

data integrations between the games and user acquisition and data science.This is a role that will suit an empathetic technology leader, who can focus on driving a candid feedback culture, mentor and coach engineers and have a focus on great people and cross-team practices.The mobile SDKs provide … Android platforms, and are developed in ObjC, Swift, Java and Kotlin, with a C# bridge for integration with Unity. A great emphasis is placed on CI, employing xUnit tools for testing, with Gradle for build orchestration on Jenkins.The main tech stack is currently web based against a Ruby on Rails backend running on physical machines. We will be moving to cloud based microservices and refreshing our technologies over the next years with a move to a mixed technology stack to be defined. Our development support runs on Jenkins for CI, Applivery, Artifactory, Git more »

Senior Software Engineer Hybrid/London £70-80,000 (Ruby, AWS) New role to take a lead in building a team, upskilling and refining ways of working. It's about small changes, upgrades and making something good, really great! Working on a robust platform built with Ruby on rails with AWS and JS front end, the customer UI/UX is important with some very high profile customers, who are used to the best! The company Enjoy long standing relationships with some global brand names eg Coca Cola, ITV ... really solid business. Values … out of either office. You can expect to visit the other office occasionally. 3-4days working from home is the norm. The technology Ruby on rails, AWS, MySQL, reactJS, some python, event driven architecture, microservices, docker, rspec, OAuth2/openID... You will be involved in a more »

based in the London area, they're an exciting AI/Fintech business looking for an experienced individual who can help scale their product on the Frontend and Backend and mentor more junior developers. 🔧 Responsibilities: Architect, design, and implement features using React, NextJS, Ruby on Rails, and other modern web tech. Ensure code quality and reliability through robust testing processes. Mentor junior developers 🎯 Ideal Candidate: Expertise in React & Ruby Familiarity with UX/UI and a strong understanding of testing principles Experience with AWS Strong communication skills and exposure to an agile working environment. … Qualifications: 4+ years of Ruby on Rails experience 4+ years of React.js experience 4+ years Cloud experience (Ideally AWS) 🎓 Bonus Points: NextJS Docker & Kubernetes Python or Node AI/ML/NLP/LLM experience Due to the nature of their business, they cant offer sponsorship or more »

in Holland and Germany and now lead as the largest flower consumer.TeamThere are 8 people in the UK-based team for Software Engineering, focusing on Subscriptions. They cover the back end, front end, product management, and QA. You would be joining this team as a specialist, working across the … full Software Engineering spectrum.Role This is a specialist position, where you would be 95% hands-on linking between the front-end and the back-end. You would be working mainly on Ruby on Rails for the back-end, and Angular and React for the front … end. Some recent projects you would be working on would be enhancing the subscription platform, looking at profitability, and expanding into various holidays.Skills NeededRuby On RailsAngular/ReactAWSSalary and BenefitsThe successful candidate will get 90,000 - 100,000. Flexible working is also an option.How to Apply Please register more »

Senior Ruby Developer - Greener EnergyLondon, United KingdomPermanent80000 - 100000 per annumSenior Ruby EngineerLocation –London – One day Per Week in OfficeMy client is a software company who are a disrupting the green energy space.They have created a custom-built platform focusing on electric vehicle charging and other greener energy … tools allowing for you to make a significant impact on the environment!They have ambitious growth plans and are seeking to hire several Senior Ruby on Rails Engineer to join their existing team – you will have the opportunity to work alongside an established team and implement … new features on their platform.The Role· You will work on writing clean, well-tested code alongside their team of fantastic Ruby engineers· Have the opportunity to implement new ideas and contribute to the existing and new code-base.· You will be working with their existing team to more »

documentation. Provide advanced, technical component support. Contribute to Test Planning and execution. Resolve issues prior to and following testing. Requirements Software engineering skills, using Ruby on Rails (5 or higher) with a minimum of 2-3 year's experience in building complex browser-based web apps Backend … database expertise specific to Ruby on Rails applications focused on query performance, and background processing with Sidekiq, and DelayedJob Front-end web development using HTML, CSS, JavaScript ES6, Single-page application design and at least basic knowledge about modern JS frameworks like React JS TDD/… and operations A team player who can operate in small or large groups Successful track record in delivery of large programs and small hands-on software development, Confident written and oral communication skills, in English more »

Test Planning and execution. Resolve issues prior to and following testing. You will have the following skills and experience: Requirements Software engineering skills, using Ruby on Rails (5 or higher) with a minimum of 2-3 year's experience in building complex browser-based web apps. Backend … database expertise specific to Ruby on Rails applications focused on query performance, and background processing with Sidekiq, and DelayedJob. Front-end web development using HTML, CSS, JavaScript ES6, Single-page application design and at least basic knowledge about modern JS frameworks like React JS. TDD/… and operations A team player who can operate in small or large groups Successful track record in delivery of large programs and small hands-on software development, Confident written and oral communication skills, in English. Desirable criteria (optional) Experienced in Agile or DevOps methodologies Expertise in React JS or more »

small, cross-functional product team, you will have the opportunity to be involved in all phases of product development, advising the product and designers on the technical aspects of features, supporting with architecture conversations and helping implement and rollout to users in production. Tech: • Front-end written in TypeScript … using React. • Web-app based on Ruby on Rails, with a transition ongoing to TypeScript using Nest.js. • PostgreSQL is their main database but ElasticSearch is used for querying the procurement data. • All of this is running on Kubernetes on AWS (all defined in Terraform … desired: • Experience in delivering complex software engineering projects including all phases of software development lifecycle • Experience with TypeScript or other languages like C#, Python, Ruby, Go, JavaScript and excitement to learn TypeScript • Experience with developing web UIs with React or similar technology This role is hybrid working, with the more »

is a unique product. Engineers are responsible for ensuring the correctness of their code and the output generated. Therefore there is a strong emphasis on automated testing and validation. Periodic retrospectives (whether a team is running Kanban or Scrum) are the heartbeat of continuous improvement. Review of designs/… hybrid 1 day a week in the office, potentially 4 per month in bulk. Java Engineer, Java Developer, React.JS Growth Javascript CSS HTML Frontend Ruby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript more »

we’re calling upon the thinkers and doers, those with a natural curiosity and a hunger to keep learning, keep growing. People who thrive on fearlessly experimenting, seizing opportunities, and pushing boundaries to turn our vision into reality. And as you help us create a better world, we will … Designer Responsibilities the user needs by identifying their goals, expectations, and the tasks they want to accomplish using the AI interface. User Flows based on user needs by identifying the step-by-step paths users will take, along with key information and interactions required at each step to accomplish … Programming skills and in-depth knowledge of modern HTML/CSS Familiarity with at least one of the following programming languages: JavaScript, PHP, or Ruby on Rails Good understanding of asynchronous request handling, partial page updates, and AJAX Basic knowledge of image authoring tools (Photoshop/Gimp more »

joining an incredible team and your mission will be to ensure the performance, security, reliability and availability of core services and platforms.Taking the lead on projects across the entire breadth of the tech stack you will be responsible for visibility and monitoring of systems, building tooling and automation to … reduce TOIL and for responding to incidents as part of a 24/7 SRE on-call team. The Senior SRE will be a hands on individual contributor, work on key projects and help to build a first class SRE function. Responsibilities : Implementing and maintaining monitoring solutions …/metric-driven alerting, logging and tracing Hands on work across numerous technical projects Periodic 24x7 paid on - call duties Pair programming and occasionally running training sessions for the team Writing well-defined tickets and keeping them up to date Eligible to obtain SC Clearance at SC level more »

Senior Full-Stack Developer - Ruby, Ruby on Rails, JavaScript, Vue, React Senior Full-Stack Ruby on Rails Engineer needed to join a hugely exciting tech for good company who have already seen success in positively impacting society. They work mainly with Ruby on Rails but are typically looking for engineers with experience with JavaScript with either React or Vue on the Frontend also. They are growing fast and are multi-award winning, have a great culture, excellent benefits, and very competitive salary offerings for the Senior Ruby Developer. About the Role: As an experienced Full-stack engineer, you will be working on their greenfield AI project Optimising products Involved in meaningful and impactful work Mentoring Technical background: Ruby Ruby on Rails React/React Native Vue JavaScript Full-Stack Ruby more »

Do you love building products people love? Are you a Ruby on Rails whiz with a passion for mentoring? Then this role might be your perfect match! This bootstrapped, profitable SaaS company has seen explosive growth, boasting over 365,000 customers in 140+ countries using their software. … Their talented 50+ person team is passionate about building incredible products and fostering a fun, collaborative work environment. The Ruby on Rails role: This company seeks a mid-level to senior Fullstack Developer and Ruby on Rails expert to join their HQ in London … designing, developing, maintaining, and improving their systems while mentoring junior developers. Responsibilities of this Fullstack Developer role: Design, develop, test, maintain, and improve our Ruby on Rails application Participate in product planning discussions Deliver user-focused features with clean, efficient code Review code, identify areas for improvement more »

Senior Full Stack Engineer (Polygot) - Up to £115k - Leading SaaS Tech Stack: Node.js, Ruby on Rails, React, GraphQL, Redux, AWS - no previous experience required with tech stack Salary: £85,000 - £115,000 (DOE) + Strong Bonus + Stock Options Location: 3 Days in a Central London Office … in a Cross-Functional team High Level Impact Adaptable Strong Understanding of Business Operations Passionate and Enthusiastic Confident Full Stack Engineer Tech Stack ⚙️ Node.js Ruby on Rails React GraphQL Redux AWS Please note, the client is open to engineers who don't have direct experience with this … willingness to learn their tech stack. Fintech, Banking, Insurance, Software Development company experience welcomed. Open to Python, Java, Golang/GO, C++/C#, Ruby on Rails, TypeScript backgrounds too. This is an incredibly exciting company, do not miss this opportunity. Interviewing ASAP!! (No Sponsorship Available) Senior more »

Senior Full Stack Engineer - Up to £115k - Leading SaaS Tech Stack: Node.js, Ruby on Rails, React, GraphQL, Redux, AWS - no previous experience required Salary: £85,000 - £115,000 (DOE) + Strong Bonus + Stock Options Location: 3 Days in a Central London Office Industry: Software as a … in a Cross-Functional team High Level Impact Adaptable Strong Understanding of Business Operations Passionate and Enthusiastic Confident Full Stack Engineer Tech Stack ⚙️ Node.js Ruby on Rails React GraphQL Redux AWS Please note, the client is open to engineers who don't have direct experience with this more »

Team Lead Ruby/Frontend DeveloperTeam Lead Ruby/Frontend DeveloperQuant Capital is urgently looking for a Lead Frontend Ruby or JavaScript Developer to join our high profile client.Our client is a brand new investment firm driven by technology. They are well known in the media as … people in almost 6 months. As their product is web based this position is key to growth and stability.The position is for a hands on Lead Developer to build new and maintain existing frontend applications and sites communicating with a Java API. The current team has 2 bleeding edge … ruby and frontend developers who need leadership to keep them from evangelising the world off. The Frontend team lead will be working within an Agile (ish looking to be better) team to design and deliver high quality bleeding edge applications. Current UI is external and they have done a more »

I'm looking for several Ruby on Rails Engineers for an upcoming greenfield project to join an exciting start-up. Tech Stack Required, Ruby on Rails, TypeScript, SQL, AWS. This role is fully remote and outside IR35. If you are immediately available and can more »

Ruby on Rails Developer - £50k - £75k Here at Movement8, we have an exciting opportunity working with a fast-growing SaaS company. The client are going through a maturity phase, and would require suitable candidates to work a hybrid module of 2 days a week in their London … the code of other to identify potential skill gaps - Building innovative productsAssisting in developing, maintaining and improving the system. Requirements: - 3+ years experience in Ruby/Ruby on Rails - Good problem-solving skills with an understanding of data structures and algorithms. - Security and performance awareness. - Familiarity … with coding standards and best practices. - Self-management and self-motivation. - Great English, both verbal and written. Technical Skills:Ruby, Ruby on Rails, Sidekiq, VueJS, JavaScript, CSS, HTML, PostgreSQL, ElasticSearch, AWS For further details, please email apinnington@movement8.co.uk more »

Senior Ruby Developer - Tech for Good - Fully Remote Salary: Paying £70,000 - £85,000 depending on experience Industry: Tech for Good Location: Fully Remote, Offices in Central London for those who like going in Tech Stack: Ruby on Rails, PostgreSQL, Docker, Kubernetes, AWS 👩🏻‍💻 The Company … An industry leading Tech for Good organisation are looking for an experienced Senior Ruby Engineer to join their ranks. They have made what was once a difficult task into one of the simplest by developing highly innovative products that improve the lives of those in greatest need. The Role … A successful candidate (Senior Ruby Developer) should be backend focused and be willing to mentor junior colleagues. You should have vast experience in the Ruby on Rails space and have solved some truly challenging problems in your time. This is mainly an IC role, however, there more »

Senior Ruby Developer - Up to £85k - Hybrid Tech Stack: Ruby on Rails, JavaScript, React, TDD Salary: Up to 85k Location: Central London Office Industry: Software Development House Smooth Interview Process !! The Company 🚀 An exciting software development house based in the heart of London are looking for … a Senior Ruby Developer to join their ranks. The Role ✨ This elite software house are dedicated to offering a premium service for their clients. The team are very tight and culture is an important factor for them. This enables the team to deliver highly complex solutions for their cliental … meet-ups. The successful candidate will be expected to be client facing right from the offset, which further enhances the individuals development. Desired Skills ⚙️ Ruby on Rails JavaScript React TDD If this Senior Ruby Developer role sounds of interest, please get in touch, actively interviewing!! Senior more »

Senior Ruby Engineer Location –London – Remote – 2 days per week in their London office ! One of my long standing clients in the green energy space are currently looking for a Senior Ruby Developer to join their growing team in London! They have created a custom-built platform focusing … around electric vehicle charging and other greener energy tools allowing for you to make a significant impact on the environment! They have ambitious growth plans and are seeking to hire several Senior Ruby on Rails Engineer to join their existing team – you will have the opportunity … to work alongside an established team and implement new features on their platform. The Role · You will work on writing clean, well-tested code alongside their team of fantastic Ruby engineers · Have the opportunity to implement new ideas and contribute to the existing and new code-base. more »

ABOUT USAt Believ, formerly known as Liberty Charge, we believe sustainable transport should be accessible to everyone. We’re a Charge Point Operator (CPO) on a mission to create the UK’s most reliable electric vehicle charging network that doesn’t cost the earth and leaves no one behind.We … a talented engineering team, and driving the successful development and delivery of cutting-edge internal and external-facing solutions and applications. With a focus on user centric development and design you will be expected to collaborate closely with the CTO, Head of UX/UI and wider business to … and operations. Key responsibilities:Lead the hiring, onboarding, and management of a high-performing engineering team, fostering a collaborative and inclusive work environment focused on innovation, excellence, and continuous learning.Develop and execute a comprehensive technology roadmap, outlining key initiatives, milestones, and deliverables to support the strategic goals of the more »