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Backend Engineer Salary: Up to £75k (DoE) * Hybrid: 1 day/week in London * No sponsorship offered I'm recruiting on behalf of a fast-growing accounting-tech startup that builds automation and AI tools for in-house finance teams. The company has strong traction and is expanding its engineering team. Role Overview • Develop and maintain backend services powering automation features, • Work closely with product and leadership in a fast-paced startup environment, • Rapidly prototype ideas and help scale them into reliable production systems, • Occasionally contribute small frontend updates (React/TypeScript) Tech Requirements • Must have: Java or Kotlin, Spring Boot, • MySQL, OpenSearch, AWS, • Nice to have: Groovy, Ruby on Rails, React/TypeScript Candidate Profile • Several years' backend engineering experience, • Prior startup experience strongly preferred, • Strong problem-solving mindset, • Comfortable working independently and collaboratively, • Must already have the right to work in the UK (no sponsorship) Benefits • Share options, • 25 days holiday + bank holidays, • Personal learning & development budget, • High-impact role in a small, scaling team Services advertised by Gold Group are those of an Agency and/or an Employment Business.We will contact you within the next 14 days if you are selected for interview. For a copy of our privacy policy please visit our website.

Contract Lead Ruby Developer– (UK Remote) 100% Remote (EU-Based Candidates Only) 12-Month ContractWe are supporting a leading organisation in the insurance sector as they scale and modernise their cloud-based core platform. They are looking for an experienced Senior Ruby Engineer to join on a 12-month contract, working fully remotely from anywhere within the UK. Role OverviewYou’ll be a senior member of an engineering squad building, enhancing, and optimising a modern cloud-native system used across a major insurance operation. This is a hands-on development role where you’ll contribute to new features, performance improvements, integrations, and architectural evolution within a high-performing engineering culture. What You’ll Be Working On • Developing and maintaining backend services using Ruby / Ruby on Rails, • Building scalable, maintainable components within a cloud-native architecture, • Collaborating with product, cloud, and DevOps teams to deliver high-impact functionality, • Contributing to technical decisions, best practices, and code quality improvements, • Integrating third-party services and APIs within a complex insurance environment, • Supporting ongoing migration, modernisation, and cloud optimisation initiatives What We’re Looking For, • Strong commercial experience as a Senior Ruby or Ruby on Rails Engineer, • Deep understanding of distributed systems and cloud-based application design, • Extensive hands-on experience with AWS, • Solid background in building scalable APIs, microservices, and backend systems, • Familiarity with CI/CD pipelines, DevOps tooling, and modern cloud workflows, • Excellent communication skills and ability to operate within a cross-functional, remote team, • Must be based within the UK for compliance and time zone alignment Nice to Have, • Experience in insurance, financial services, or other regulated industries, • Exposure to containerisation (Docker/Kubernetes), • Knowledge of security best practices in cloud environments

Full Stack Developer X2 (Mid-Level – React, Node) – Product Development (Remote, UK-based) £50k - £60k Full Stack Software Developer required to join our client’s growing Product Development team. This is a unique opportunity to work remotely in the UK, contribute to modern digital platforms, and shape the future of our products in a collaborative and progressive tech environment. As part of their team, you’ll help rebuild and enhance our web platform, backend systems, and APIs, as well as maintain and improve internal and customer-facing applications already in production. Key Responsibilities • Develop new software products and features using modern engineering practices, • Maintain and improve existing applications and services, • Write clean, well-tested, and well-documented code, • Collaborate closely with other developers through paired or mob programming, • JavaScript: React, Node, Jest, Cypress, • Ruby (non-Rails environment) – nice to have, • AWS: EC2, ECS, Lambda, S3, SQS, • Proactive, collaborative, and adaptable, • Approachable and supportive of colleagues, • Fully remote work within the UK, • A key role in a growing, successful team, • A chance to make a tangible impact with your ideas, • Competitive salary and benefits package

Senior Support Engineer About Our Client Our client is a young, design-led healthcare technology company helping over 2,000 private doctors across the UK run their practices more effectively and efficiently, with their web and mobile platform, and hundreds of thousands of their patients. For too long, medical software has been clunky, user-hostile and complicated, and they are changing that. Several customers have independently described them as ‘the Apple of practice management software’. They are a bootstrapped, profitable and remote-first company of 25 people with 6 Full Stack Engineers including the company’s founder. Having been remote from day one, they fully believe in its benefits. They do have a lovely office in London by the river for in-person collaboration when required, but this 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 enjoys variety. This is a 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 Ruby scripts and jobs for post-migration data cleanup or updates., • Collaborating with Developers and support staff to triage, prioritise, and resolve issues., • Strong experience with Ruby on Rails (Rails 7, Ruby 3.4)., • Proficiency with React, TypeScript / JavaScript, and PostgreSQL., • Comfort working in a Linux-based environment (AWS ECS, command line)., • Great debugging and troubleshooting skills – you enjoy getting to the root of problems., • Fluent, friendly communication – especially with non-technical users., • A proactive, independent mindset – you get things done without handholding., • Sysadmin experience., • Fully remote with flexible working, based around UK hours., • Meaningful product used by thousands of doctors and patients every day., • Calm, supportive, and highly autonomous culture., • Direct involvement in product decisions and fixes that impact real people., • Competitive salary.

WEB APPLICATION DEVELOPER – C# / F# / ASP.Net MVC / SQL / JavaScript C# / F# / ASP.Net MVC / SQL / JavaScript The company Long standing and respected Software House with a varied client base. The role Web Application Developer is required to design, develop, test and support (primarily) web-based enterprise software, written in C#. Reporting to the Development Team Leader you will analyse requirements, specify systems, features and processes as well as develop new features for existing systems or develop entirely new systems (usually in C# but possibly F#). Additionally you will write unit / integration / scenario tests for code (typically test-driven development) and reports and queries against SQL databases as well as ensuring software is packaged and delivered correctly. The requirements Possessing a 2;i or First Degree from a leading University (ideally Top 30 and not outside Top 50) preferably in a science / engineering / numerate discipline you will have least 1 year of hands-on C# development or other open-source software development which could have been obtained during university studies or your personal time. Additionally you 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 or Micro Services would be advantageous.

Backend Engineer - Fintech SaaS Location - Central London hybrid, 1 day a week in the office Tech stack - Java, Kotlin, Spring Boot Neulinx has partnered with a growing fintech SaaS startup that’s transforming accounting through automation and AI. They’re now looking to hire a Backend Engineer to join the team and help build the next phase of the product. This is a great opportunity for someone who enjoys working in a fast-paced startup environment with real ownership and impact. The Role You’ll work closely with the engineering and product team (5 person strong) to build and improve core backend systems powering the platform. This is a hands-on backend role in a collaborative, product-led environment. Key skills • Java, • Kotlin, • Spring Boot Additional desirable experience • AWS, • MySQL, • OpenSearch, • Ruby on Rails Salary & Benefits • Up to £75k depending on experience, • Share options from day one, • 25 days holiday plus public holidays, • Annual personal L&D budget If you're ready to play a hands-on role as a Backend Engineer in a fast-growing startup building genuinely impactful tech, we’d love to hear from you.

We are recruiting for our client, a premium, fast-growing consumer premium brand portfolio with global reach. This is a hybrid role, working 4 days a week from their London office. You’ll be responsible for shaping and delivering the full social media presence, from strategy through to execution. Building brand awareness, driving engagement, and creating a strong, distinctive voice across channels. This is a hands-on role for someone who combines creativity with commercial awareness, and who thrives in a fast-paced, entrepreneurial environment. What You’ll Be Doing Strategy & Planning • Develop and implement social media strategies aligned to wider brand and marketing objectives, • Plan and manage content calendars across multiple platforms, ensuring consistency and impact, • Align social activity with key moments, launches, and seasonal opportunities Content Creation • Create high-quality, engaging content across formats (static, video, written), • Ensure all content is on-brand, visually strong, and optimised for each platform, • Bring products and brand stories to life in a way that resonates with a premium audience Campaigns & Launches • Support the delivery of product launches and campaign moments across social, • Work cross-functionally to ensure content lands at the right time, with the right messaging, • Build excitement and engagement around new releases and key initiatives Community & Influencer Management • Manage day-to-day community engagement across platforms, • Identify and build relationships with relevant influencers and partners, • Support collaborations that extend reach and credibility Performance & Optimisation • Track, analyse and report on social performance, using insights to improve output, • Define and monitor KPIs across channels, • Continuously refine strategy based on data, trends, and audience behaviour Paid Social (nice to have) • Support or oversee paid social campaigns, including targeting, budgeting and optimisation, • Ensure paid and organic activity work cohesively Collaboration • Work closely with brand, marketing, creative and commercial teams, • Ensure social is fully integrated into wider campaigns and business priorities, • Act as the central point connecting content, product and timing What We’re Looking For • Proven experience in social media management (circa 3+ years), ideally within a premium consumer brand, • Ideally exp with premium drinks or heritage brands, • Strong content creation skills with a clear eye for aesthetics and detail, • Deep understanding of social platforms, trends and performance drivers, • Experience managing multiple channels and campaigns simultaneously, • Confident working in a fast-paced, evolving environment Skills & Experience • Strong understanding of platform best practice (especially Instagram), • Experience using social and analytics tools (e.g. scheduling, reporting, listening tools), • Ability to analyse data and translate insights into actionable improvements, • Experience with paid social is beneficial but not necessary, • Familiarity with design and editing tools (e.g. Adobe Suite, Canva or similar), • Excellent written and verbal communication skills, • Be bale to shoot and edit yourself Salary: up to £50k

Company Description Materials Market is a managed marketplace for bulky construction materials. We’re fixing a fragmented, opaque market where pricing is political and access is unequal — building a fair, transparent system where customers and suppliers trade on equal terms. We turn a network of merchants and distributors into one simple way to buy heavy, first-fix materials. Customers — from DIYers to tradespeople — get competitive, market-informed prices and reliable delivery through a single platform. Suppliers keep control, choosing the orders that suit their branches, fleets and margins. We’re backed by Fuel Ventures and Active Partners, alongside a strong group of angel investors. Our board includes James Mackenzie (former Managing Director of Travis Perkins) and Thomas Studd (former Partner at Vitruvian Partners). Role Description We’re hiring a Ruby on Rails Developer to join a small, high-performing team and ship product changes end-to-end. You’ll work in a Rails codebase, building features across backend and frontend as needed, partnering closely with non-technical teams, and owning delivery, quality, and outcomes. We run lean, with minimal ceremony and a meeting-light culture (no daily stand-ups). You’ll have autonomy, direct access to leadership, and real ownership of what ships. What you’ll do • Build and ship features in a Ruby on Rails monolith., • Contribute towards both new feature development and green-field rebuilds of core parts of our platform., • Deliver work end-to-end: from business problem → solution design → development → release., • Debug issues, improve reliability, and raise code quality., • Work pragmatically across the stack (Ruby, JavaScript, CSS, SQL)., • Use AI-assisted / agentic development tools to write and review code, while maintaining high quality. Must haves • Strong Ruby and Ruby on Rails experience with evidence of shipping production work., • Full-stack mindset; backend leaning., • Comfortable working with ambiguity and making pragmatic decisions., • Practical experience with AI-assisted development tools. Nice to haves • Architecture experience., • CI/CD experience., • Infrastructure / DevOps exposure. Working pattern & location • Fully remote, flexible working hours, focused on output., • Quarterly in-person two-day hacks., • Occasional attendance in London office encouraged.

We are working with a London based company who are in the market for very experienced Rails Engineers. • Start ASAP, • You must have deep Ruby/Rails experience, • Opportunity for an IC to have responsibility with coaching and mentoring, • Opportunity to work across teams, • Responsibility around system design, architecture and driving technical strategy, • Hybrid - 1 day per week into the London office, • Up to £130k basic + benefits including equity Please apply with an updated CV to be considered.

Product Engineer (Data, Integrations & Customer Solutions) At Hinterview (), we’re building a platform that turns conversations into structured data, insights, actions and agents for teams in the AI era. We are growing fast. This is not a traditional software engineering role. This is for someone who wants to sit at the intersection of product, engineering and real customer problems and ship solutions that actually get used. This role is FULLY REMOTE, but you must be able to work on UK / GMT hours. You will need to completely fluent in business English and be comfortable talking to colleagues and customers alike. The salary on offer is £70k - £100k GBP per annum, 25 days annual leave, plus other benefits. The Role You’ll work directly with our team and our customers, understand how their workflows actually function and build solutions that make the product work in the real world. Not in theory. Not in Jira tickets. In production. You’ll take messy, undefined problems and turn them into working systems quickly. We are building a modern, AI-first engineering team. No bureaucracy, minimal management nonsense. We are looking for high agency builders who want to be part of a hyper-growth software company. What You’ll Actually Do • Work with customers and understand how they really use the product (not how we think they do), • Identify where workflows break across CRMs, diallers, and internal systems, • Design and build pragmatic integrations and fixes quickly, • Ship fast, test in real usage and iterate, • Turn one-off solutions into scalable product features Example Problems • Fixing CRM sync issues where calls don’t correctly map to candidates or deals, • Extracting hiring signals from transcripts and triggering downstream workflows, • Reverse-engineering diallers or third-party tools to capture usable data, • Debugging real production issues across async pipelines and integrations How You’ll Work • Partner directly with the CTO on architecture and technical direction, • Work closely with revenue and customer teams to understand real-world use cases, • Operate without fully defined specs, you’ll shape the solution as you go, • Ship quickly and take ownership of outcomes, not just code How We Expect You to Build AI is part of the workflow. We expect you to: • Use AI heavily to accelerate development, • Clearly explain how you use it in practice, • Validate, test, and take responsibility for the output, • Maintain high standards of quality, security, and correctness You should be able to build without AI. But you should be meaningfully faster with it. Our Stack • Backend: Ruby on Rails, • Frontend: Vue.js, • Infra: Heroku, Postgres, Sidekiq Experience with this stack is helpful but not required. What We’re Looking For • Strong ownership mindset - you care about outcomes, not just implementation, • Comfortable working with ambiguity and incomplete information, • Experience with APIs, integrations, and debugging complex systems, • Clear communicator across technical and non-technical audiences, • Strong fundamentals and ability to diagnose real-world issues, • Curiosity about edge cases and how things break in production, • Fast, pragmatic builder mentality This Role Is For You If • You enjoy figuring things out without being told exactly what to do, • You like working close to customers and real usage, • You’d rather ship something useful today than design something perfect next month, • You take pride in solving messy, high-impact problems This Role Is Not For You If • You prefer well-defined tickets and detailed specs, • You want to stay purely in backend/frontend without touching workflows, • You’re uncomfortable speaking to customers, • You optimise for process over progress Why This Role Matters This role directly impacts: • Customer success and retention, • Speed of product evolution, • Our ability to win deals through real-world solutions You won’t just be writing code. You’ll be shaping how the product actually works in the wild. We care far more about what you’ve built than where you’ve worked. Show us projects, integrations, or systems you’ve created, especially where you had to figure things out without a clear path.

We are working with a London based company who are in the market for mid level Rails Engineers. • Start ASAP, • You must have Ruby/Rails experience, • 100+ people in the company, • Hybrid - 1 day per week into the London office, • £60-80k basic + benefits including equity Please apply with an updated CV to be considered.

B2B SaaS | Hybrid – 2-3 days office | UK Location: London Type: Full-time Role Overview Accessible rail travel depends on systems that work reliably in 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 to remove structural barriers in rail travel. Our vision is that everyone has access to travel everywhere. As a Series A technology company and recipient of a King’s Award, we operate across the UK, Japan and the EU, delivering award-winning accessibility and safety platforms that have supported over 10 million assistance requests for more than 1 million users. As our operational demands grow, our backend systems must support increasing integrations, regulatory complexity, data volume, and reliability expectations. Outcomes & Impact Within 6 months, you will: • Take ownership of two operational Rails platform., • Improve test coverage and architectural documentation (e.g., C4 models)., • Stabilise key third-party integrations and reduce recurring production issues., • Strengthen monitoring and observability practices., • Act as a trusted backend partner for Product and Platform teams. Within 12 months, you will: • Confidently own and evolve multiple backend systems., • Improve database performance and background job efficiency., • Reduce operational risk across TOC integrations., • Strengthen CI/CD 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, ensuring reliable and secure data exchange., • Infrastructure Collaboration: Work with the Platform team on AWS-based deployments and CI/CD processes., • Performance & Reliability: Optimise background processing and database performance to maintain system stability., • Incident Response: Support investigation and resolution of production issues., • Cross-Functional Collaboration: Partner with Frontend and Mobile engineers to deliver robust, scalable APIs., • Continuous Improvement: Contribute to improving deployment practices, monitoring, and long-term maintainability., • Operational Accountability: Act as the technical owner of production systems that directly impact live rail operations, ensuring high availability and rapid incident resolution. Requirements Must Haves • 4+ years of professional experience with Ruby on Rails., • Strong understanding of object-oriented programming and Rails architecture, • Extensive experience with PostgreSQL, including performance tuning and complex queries., • Experience with background job processing using Sidekiq and Redis., • Solid understanding of RESTful API design, JSON serialization, and authentication (e.g., JWT, SSO)., • Hands-on experience with AWS services and containerised deployments (Docker)., • Experience troubleshooting and supporting production systems., • Comfortable working within and improving existing codebases., • Ability to prioritise effectively and manage multiple initiatives., • Strong written and verbal communication skills in English., • Experience working in Agile/Scrum environments with Git/GitHub. Nice to Haves: • Experience working with SOAP/XML integrations., • Experience migrating serverless components (e.g., AWS Lambda) into Rails applications., • Familiarity with Vue.js to support frontend collaboration., • Experience working with mobile applications (React Native / Kotlin / Swift)., • Experience working in regulated industries or multi-client B2B systems., • Contributions to open-source Ruby projects or technical blogging. Benefits • Private healthcare after your probation (including children), • Hybrid working model, • 25 days holiday, • Volunteering Leave, • Free flu jab for you and your family Culture & Operating Principles We value: • Ownership over hierarchy, • Clarity over bureaucracy, • Impact over job titles We operate with high autonomy and high accountability. People are expected to raise risks early, communicate clearly, and take responsibility for outcomes. Interview Roadmap • Screening Call (30 mins) – Recruiter alignment, • Technical Exercise – Rails architecture & integration discussion, • Deep Dive Interview – Engineering & Product, • Final Culture Conversation – Leadership alignment We aim to complete the process within 4 weeks. Guaranteed Interview Scheme We’re a Disability Confident employer and we welcome applications from disabled candidates. If you need any adjustments at any stage of the recruitment process, please tell us what would help - we’ll work with you to make the process as accessible as possible. We also offer a Guaranteed Interview Scheme (GIS) for candidates who consider themselves to have a disability as defined under the Equality Act 2010. If you indicate this option in your application and your application demonstrates that you meet the essential criteria for the role, you’ll be invited to interview or assessment. Choosing GIS doesn’t guarantee a job offer. If you have any questions, please get in touch.

Junior – Mid Software Engineer Shoreditch | Well-funded startup This one’s for the engineers who know they’re capable of more than their current role is letting them show. We’re working with a small, well-funded startup in Shoreditch who are building something genuinely interesting and are now looking for a junior – mid level Software Engineer to join the team. You don’t need Ruby on Rails or Postgres experience coming in, they will train you. You do need strong fundamentals, curiosity, and the motivation to get better quickly. The setup • You’ll join the engineering team and sit between two highly technical co-founders / very experienced engineers, • You’ll write code every day and actually see the impact of what you build, • You’ll get real ownership early, with the support to grow into an exceptional engineer This will suit someone who: • Has 1–3 years’ experience in a commercial software environment, • Likely has a strong academic background (CompSci or similar), • Started out in a graduate or junior role at a larger company, • Has learnt solid engineering fundamentals but feels a bit… removed from the outcome, • Now wants pace, responsibility, and learning by doing, not just tickets in a backlog Why move? If you’re currently: • Writing plenty of code but not seeing the bigger picture, • One of many engineers with limited influence 📍 Office-based in Shoreditch 💡 Early-stage, well-funded, genuinely supportive team If this sounds like you (or close enough), drop us a message or apply via LinkedIn. We’re Motive Group – we work with startups and scale-ups and spend a lot of time helping engineers make smart moves, not rushed ones.

Ruby Fullstack Engineer, Mid-Level Hayes, London Hybrid We are looking for someone with 2+ years of experience in web application development to join our growing tech team. We value autonomy and initiative, and are passionate about building scalable, high-quality web applications. This role is focused on writing reliable code, testing, and ensuring minimal downtime. Bonus points if you’ve worked on improving code quality and productivity through applied technical patterns! As a UK B Corp Certified salary sacrifice specialist, The Electric Car Scheme is on a mission to make net zero the obvious choice by making electric cars and other Net Zero Benefits easy, affordable and simple for employers to offer their people. Built on best in market pricing, complete employer protection and trusted 5 star service, we are accelerating the UK towards a net zero future while creating win win win outcomes for our customers, our team and the planet. Rated 4.9 on Glassdoor and certified by Welcome to the Jungle, there has never been a more exciting time to join a fast growing, purpose driven business transforming sustainable employee benefits. Key Responsibilities: • Develop, evolve, and maintain our core web application using Ruby, Rails, React, and TypeScript., • Collaborate closely with product managers and other stakeholders to deeply understand business needs and translate them into technical solutions., • Contribute actively to our technology roadmap and priorities, working alongside your team members, key stakeholders, and leadership., • Build a highly automated and reliable platform that serves both our external customers and internal teams., • Take on ambiguous or loosely defined problems, analysing them, and proposing effective technical approaches and solutions. About you: • 2+ years of professional experience building web applications using Ruby, Rails, React, and TypeScript., • Strong backend development skills with a willingness to contribute across the full stack (frontend, infrastructure, etc.)., • Proactive and self-driven, able to take ownership of tasks from conception to deployment., • Excellent communication skills, capable of translating complex technical concepts into clear, understandable language for non-technical colleagues., • Experience with various testing methodologies (e.g., unit, integration, end-to-end) and a commitment to writing well-tested code., • A commitment to robust and reliable software delivery, including familiarity with practices like no-downtime deployments, proactive monitoring, and identifying potential risks. Benefits: • Hybrid working with 2 days in the office (Hayes, London), • 25 days holiday plus bank holidays, • Add 1 day holiday per year service + buy / sell up to 5 days each year, • Flexible work policy with options to take into account family care, • Best in class Family Friendly Leave and Pay, • Use our own scheme to lease a vehicle through salary sacrifice and save 40-70% to drive a brand new electric car, • £500 pa. personal development budget, • £100 home office budget, • Bupa healthcare, • Equity options - own a part of the business

Senior Software Engineer Hayes, London Hybrid We are looking for a Senior Web Application Developer with 5+ years of experience in building and maintaining scalable, high-quality applications to join our growing tech team. As a senior member, you’ll play a key role in driving technical decisions, mentoring teammates, and ensuring best practices across the development lifecycle. As the UK’s only B Corp Certified salary sacrifice provider, we’re transforming the future of electric vehicle adoption in the UK through salary sacrifice. Building on that success, we’ve launched The Charge Scheme – an innovative benefit allowing employees to save 20–50% on EV charging via salary sacrifice. Voted 4.9 on Glassdoor and certified by Welcome To The Jungle, it’s never been a more exciting time to join! Key Responsibilities: • Develop, evolve, and maintain our core web application using Ruby, Rails, React, and TypeScript., • Collaborate closely with product managers and other stakeholders to deeply understand business needs and translate them into technical solutions., • Contribute actively to our technology roadmap and priorities, working alongside your team members, key stakeholders, and leadership., • Build a highly automated and reliable platform that serves both our external customers and internal teams., • Take on ambiguous or loosely defined problems, analysing them, and proposing effective technical approaches and solutions., • Have the opportunity to mentor more junior members as our team grows, sharing your knowledge and fostering a collaborative environment., • Drive technical discussions and decisions within the team, ensuring solutions are scalable, maintainable, and align with long-term strategic goals., • Champion best practices in areas like system design, performance, security, and operational excellence. About you: • 5+ years of professional experience building web applications using Ruby, Rails, React, and TypeScript., • Strong backend development skills with a willingness to contribute across the full stack, • Proactive and self-driven, able to take ownership of tasks from conception to deployment., • Excellent communication skills, capable of translating complex technical concepts into clear, understandable language for non-technical colleagues., • Experience with various testing methodologies (e.g., unit, integration, end-to-end) and a commitment to writing well-tested code., • A commitment to robust and reliable software delivery, including familiarity with practices like no-downtime deployments, proactive monitoring, and identifying potential risks., • Proven ability to lead technical initiatives from concept to completion, often involving multiple team members or complex integrations., • Well versed in production operations, incident response, and performance optimisation. You proactively identify and mitigate risks to ensure system stability and scalability. Benefits: • Hybrid working: Split your week between home and the office, with set in-office days on Mondays and Wednesdays, • 25 days holiday plus bank holidays, • Add 1 day holiday per year service + buy / sell up to 5 days each year, • Flexible work policy with options to take into account family care, • Best in class Family Friendly Leave and Pay, • Use our own scheme to lease a vehicle through salary sacrifice and save 40-70% to drive a brand new electric car, • £500 pa. personal development budget, • £100 home office budget, • Bupa healthcare, • Equity options - own a part of the business

🚀 Senior Full Stack Engineer (TypeScript leaning) | London (Hybrid) We’re working with a high-growth, AI-first fintech that’s quietly building something pretty special and now looking to add a Senior Full Stack Engineer to their team. This isn’t your typical “we use AI” environment. Engineering here is genuinely LLM-first. Think day-to-day development powered by tools like Claude Code and Codex, with engineers actively shaping how AI integrates into real production workflows. 💻 What you’ll be doing • Owning features end to end across a modern full stack environment, • Building and scaling payments infrastructure across multiple markets, • Working closely with product and data to solve complex, real-world problems, • Playing a key role in evolving how the team leverages AI in software development, • Mentoring and raising the bar across engineering 🧠 Tech environment • TypeScript at the core, alongside Python and Ruby, • Modern backend frameworks and distributed systems, • Cloud-native infrastructure (AWS, Kubernetes), • Strong focus on observability, reliability and clean architecture 👀 What they’re looking for • Strong experience as a Full Stack or Backend leaning engineer, • Confidence working with TypeScript (or similar high-level languages), • Curiosity and enthusiasm for AI-assisted development, • People who ask great questions and enjoy solving meaningful problems 🌍 Why it’s interesting • AI isn’t a side project here, it’s central to how the team operates, • Real ownership and impact from day one, • Mission-led product, • Hybrid working, 2 days per week in a central London office Salary - Up to £100k If you’re someone who’s curious about where software engineering is heading, and want to be in a team actually pushing that forward, this is worth a conversation.

📍 Remote | Full-Time 👋 About Us Medify is a mission-driven EdTech company widening access to medicine and healthcare careers. Our platform supports thousands of learners preparing for high-stakes admissions exams, and our engineering team plays a critical role in delivering reliable, scalable, and high-quality learning experiences. Medify Engineering is a team of ten engineers across two teams, and everyone is hands on, including engineering management and the CTO, which helps us keep our processes practical and engineer-friendly. We work to minimise meetings: engineers typically have a 15-minute daily standup for in-progress updates and quick alignment with Product, plus (per two-week sprint) a one-hour refinement with Product, a one-hour planning session with engineering, and a 30-minute company-wide demo. Operational work like deployments, bug triage, and on-call is handled on a rotation, with each person covering one week roughly every two months. 🎯 The Role As a Senior Full Stack Engineer at Medify, you will play a pivotal role in shaping our platform and technical direction. Working closely with the CTO and fellow engineers, you’ll be involved across the full software development lifecycle - from ideation and design through to development, testing, and deployment. This is a fully remote, home-based role, suited to someone who enjoys ownership, collaboration and solving complex problems in a fast-moving environment. Tech stack: Ruby on Rails (backend), frontend transitioning from Ember to React, Postgres database, hosted on AWS. 🧩 Key Responsibilities • Design and develop high-quality, scalable, and efficient software solutions using modern best practices, • Collaborate closely with Product and Design teams to understand requirements and provide technical input, • Contribute to architectural decisions and overall system design, • Conduct code reviews and provide constructive feedback to maintain high code quality, • Troubleshoot, diagnose, and resolve software issues efficiently, • Develop and maintain automated tests to ensure performance and reliability, • Mentor junior engineers and share technical knowledge and best practices, • Participate in agile planning, backlog management, and delivery updates, • Stay up to date with emerging technologies and software development best practices, • Support recruitment by contributing to interviews and selection decisions 🧠 Core Competencies • Excellent problem-solving and analytical skills, • Strong communication and collaboration skills, • Ability to thrive in a fast-paced, agile environment, • Leadership and mentoring capability, • High attention to detail and quality 🎓 Qualifications • BS/MS degree in Computer Science, Engineering, or a related field is desirable but not required 🛠️ Experience & Knowledge • 5+ years’ experience in software development, • Extensive experience with modern programming languages and frameworks, • (Ruby on Rails and React highly desirable), • Proven track record of building scalable, efficient software systems, • Strong understanding of the software development lifecycle and agile methodologies, • Experience working with cross-functional teams (Product, Design, Engineering), • Experience recruiting and mentoring junior engineers is a plus 💡 Skills • Proficiency in modern programming languages and frameworks, • Strong grasp of data structures, algorithms, and software design principles, • Experience with databases, APIs, and networking, • Knowledge of software testing methodologies and tools, • Familiarity with DevOps practices and tooling, • Ability to learn and adapt quickly to new technologies, • Clear, confident written and verbal communication ✅ What We Offer • Competitive salary: £70,000–£85,000 depending on experience, • Annual leave: 25 days, rising to 28 days over three years, • Fully remote, flexible working, • Pension scheme, • Professional development sponsorship and matched charity funding, • Private health and dental care after one year of employment

Senior Full-stack Ruby on Rails - Health Tech - Outside IR35 Evantis Technology is looking for a Senior Full Stack Engineer with extensive experience with Ruby on Rails. The project will start in the next 2 weeks and will be 70% backend and 30% front end. It would suit an engineer who enjoys working on consumer-facing products. Requirements • Strong experience building applications with Ruby (ideally Rails), • Proven ability to own features/products end-to-end, not just write code, • Experience designing and building robust backend systems and APIs, • Writes high-quality, maintainable code (testing, structure, documentation) Key Points • 3-month rolling contract, • Fully Remote (Must be based in Europe), • 1 stage interviews taking place next week. If the above sounds of interest and you would like to find out more about the project and the work please apply below.

Contract Lead Ruby Developer– (UK Remote) 📍 100% Remote (EU-Based Candidates Only) ⏳ 12-Month Contract We are supporting a leading organisation in the insurance sector as they scale and modernise their cloud‑based core platform.

Senior Ruby on Rails Engineer Fulham (2/3 days on-site) £60,000 - £80,000 + Private Healthcare & Benefits This is an excellent opportunity for a Mid-to-Senior Ruby on Rails Engineer to join a start-up in a role where you will play a major part in future developments. The ideal candida

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Were seeking a qualified accountant (CA, ACCA, CIMA, or equivalent) to join a growing family investment company with a diverse portfolio in the UK and overseas.This is an exciting opportunity for a commercially minded finance professional who wants to play a key role in shaping the future of a dynam

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Familiarity with performance profiling tools in Ruby.

Ruby Developer - Up to £75,000 - SaaS. Backend development using Ruby on Rails.

Familiarity with performance profiling tools in Ruby.

Extensive experience in robust Ruby & Rails API design & development.

In this role, you will contribute to designing and developing innovative software solutions that support our clients’ needs and align with our mission to deliver top-tier IT services. Learn geospatial algorithms and PostGIS functionality. Deliver features with minimal rework and high code quality.

A leading tech recruitment agency seeks a Senior Ruby on Rails Engineer in Fulham. This is a pivotal role in a Series A startup, focusing on stability and architecture of core Rails systems. The ideal candidate should possess strong expertise in PostgreSQL, RESTful APIs, Docker, and AWS.

This remote position demands proficiency in Ruby on Rails, React, and PostgreSQL, along with strong debugging skills and effective communication. The role promises a supportive and autonomous work culture, competitive salary, and direct involvement in impactful decision-making. A healthcare technolo

As a Ruby Developer, you’ll be responsible for writing clean, modern code that adheres to best practices. Our backend follows a microservices architecture, consisting of multiple small services—primarily built with Ruby—that collectively power the user experience. Design, build, and maintain s

Linux DevOps Engineer - Linux, Ruby, Coffeescript, Puppet, NoSQL. Happy to get stuck into a complex technology stack (Ruby, Coffeescript, Java, Scala).

If you are passionate about h code and aspire to work with exceptional colleagues in a high-achievement environment, this role aligns well with your ambitions. Primarily utilizing React on the frontend and Kotlin microservices with Postgres on the backend, with some legacy services in Ruby on Rails.

A leading tech company in London is looking for a highly experienced software developer with a strong background in Ruby/Rails and React.

You will have come from a development background, ideally in either Python or Ruby, and have worked consistently in cloud environments with AWS or GCP.

The position is for a Ruby Web Application Developer to build new and maintain existing Rails applications communicating with a Java API.The developer will be working within an Agile team to design and deliver high-quality applications.Experience designing and building Ruby-on-Rails applications in

Quant Capital is urgently looking for a Lead Java / Scala / Ruby Developer.

A London-based tech startup is seeking a full stack web developer to enhance their web presence.You'll work on diverse projects ranging from customer-facing web apps to web services interfacing with machine clusters.The ideal candidate should have strong experience in Ruby and web app development, w

The ideal candidate will have strong experience in manual QA, proficiency in Ruby on Rails, and expertise in iOS and Android testing. A technology startup is seeking a QA Engineer to oversee the manual testing lifecycle for their B2B SaaS platform. This remote role involves end-to-end testing for we

Job Opening: Junior Java Developer. Quant Capital is urgently seeking a Junior Java Developer to join our high profile client. We are looking for a passionate Junior Java Developer with experience in Python, Ruby, and Fintech50.

Candidates should have commercial experience with Ruby on Rails, along with skills in Javascript and HTML.

A leading property technology company is looking for a Full Stack Ruby/Rails Developer. This remote position requires strong expertise in Ruby on Rails and cloud services such as AWS and GCP.

Ruby Developer - FinTech - Up to 55k. They’re looking for multiple Mid-Level Ruby Developers to join their small, collaborative team.

Quant Capital is urgently looking for a Lead Java / Scala / Ruby Developer.

We are working with a London based company who are in the market for mid level Rails Engineers. You must have Ruby/Rails experience.

Strong Ruby and Ruby on Rails experience with evidence of shipping production work. We’re hiring a Ruby on Rails Developer to join a small, high-performing team and ship product changes end-to-end. Work pragmatically across the stack (Ruby, JavaScript, CSS, SQL).

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. Take ownership of two operational Rails platform. Maintain and improve our Ruby on Rails applications support

At Koinly , we’re looking for a Tech Lead (Ruby on Rails) to push our financial data platform to the next level. What you bring 7+ years’ experience and deep proficiency in Ruby on Rails.