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Senior PHP Backend Engineer— High‑Performance FinTech Location: Full Remote Employment: Permanent Salary: £120,000-£130,000 About the company: Join a lean, venture‑backed product team building automation software that eliminates manual back‑office workflows in complex, traditional industries. The platform is scaling fast, and we’re looking for a Senior PHP Engineer to take ownership of core backend services and performance‑critical systems. You’ll work closely with product and leadership, shaping the roadmap and shipping features that reach thousands of business users. What you’ll do • Architect, build, and evolve robust backend services and APIs in PHP with a strong focus on performance, scalability, and reliability., • Drive profiling and tuning for high‑concurrency/low‑latency environments; lead efforts on caching, queues, and database optimisation., • Implement best practices in security (including payment flows) and compliance (e.g., PCI‑DSS), championing code quality across the codebase., • Own API architecture & integrations, including resilient error handling, idempotency, and graceful retries; support two‑way sync with external systems., • Collaborate cross‑functionally on the product roadmap; contribute to engineering standards, testing discipline, and code reviews. Tech environment: • PHP (modern) with async/event‑loop concepts (e.g., ReactPHP/FrameworkX), custom libraries, and clean, testable design., • APIs: RESTful services, two‑way integrations, robust error handling & retry/backoff., • Performance: high concurrency, low latency, Redis caching, queues/delayed processing, microservices., • Data: MySQL with indexing and query optimisation; profiling for throughput. ___, • Security & payments: network security, payment gateways (e.g., Stripe/PayPal/bank APIs), understanding of PCI‑DSS., • Quality: unit/integration testing, reviews, and design patterns to ensure maintainable code. What we’re looking for • A strong track record delivering complex, production‑grade PHP backends., • Comfort operating at a senior level, owning major technical decisions and trade‑offs., • Evidence of high‑concurrency/scalability work and systematic performance optimisation., • Hands‑on with Redis, queues (e.g., delayed jobs, Kafka/RabbitMQ‑style systems), and microservices., • API craftsmanship: REST standards, two‑way sync, idempotency, error/compensation strategies., • Security & payments: experience integrating payment rails and working with PCI‑DSS or similar., • Bonus points for open‑source contributions or work on complex financial/latency‑sensitive systems. If you’re excited by complex problems, high‑performance engineering, and real product impact, we’d love to hear from you

Senior Ruby on Rails Developer – Remote (UK) We’re working with a UK-based FinTech company that’s scaling their platform and looking for a Senior Ruby on Rails Developer to join their UK-based engineering team. What you’ll need: • Strong backend Ruby on Rails experience (5+ years)., • Experience working with payments is desirable., • Knowledge of Node/React is a plus., • Solid communication skills for a fully remote team. What’s on offer: • Fully remote (UK-based), • Basic salary up to £95k + stock package, • Big plans for expansion in the next 6-12 months, • Relaxed environment, with emphasis on clean code and product complexity, • Opportunity to work with cutting-edge software solutions used by global clients. To be considered, please apply with an up-to-date CV.

A high number of candidates may make applications for this position, so make sure to send your CV and application through as soon as possible.Full Stack - Ruby on Rails, React.Fully Remote - must be UK based.We're looking for a senior, hands-on engineer who still loves being deep in the code, but is

Start a career with one of the best beauty brands around?World famous beauty and cosmetics brand Avon is looking for full and part time representatives in the UK right now as business expands.See the TV Ad campaignThis is your chance to work with a premier international brand with 130 years of prove

Send your resume and a brief note about why you’re excited to work at Rails to lmartellino@rails. Rails is sold in 30 countries by more than 1000 retailers, including its flagship stores in New York, San Francisco, Newport Beach, Paris, London, and Amsterdam. This role will act as a representative

The ideal candidate should have a strong command of Ruby on Rails and its nuances, along with the ability to work on Web APIs and understand object-oriented programming.

Experience as a Full Stack Software Engineer with Ruby on Rails. Full Stack Software Engineer - Ruby on Rails. We are seeking a mid-level full stack Software Engineer with experience in Ruby on Rails to join the team.

We’re looking for a senior full‑stack Ruby on Rails engineer who thrives on solving complex technical problems. You’ll bring 5+ years of commercial software engineering experience, strong generalist skills, and hands‑on experience with Ruby on Rails, with the confidence to work across the fu

The ideal candidate will have over 5 years of professional software engineering experience and 3 years specifically with Ruby on Rails. A leading IT services provider is looking for a Senior Software Engineer specializing in Ruby on Rails.

Senior Software Engineer (Ruby on Rails & React Native). Senior Software Engineer (Ruby on Rails & React Native).

Addooco is a managed IT, cloud, and communications solutions provider specializing in enterprise-grade services for businesses of all sizes.Established in 2008, the company operates across the United Kingdom region and beyond, focusing on proactive management and in-house developed solutions deliver

Knowledge and experience of building cloud‑hosted applications, using Ruby on Rails, in a start‑up, public service or charitable setting.

Candidates should excel in Ruby on Rails and have strong communication skills to impact architectural decisions.

A dynamic IT solutions provider in Harrow is looking for a Senior Software Engineer specializing in Ruby on Rails. The ideal candidate has experience in software engineering, particularly with Ruby on Rails and PostgreSQL.

Are you a Senior Ruby on Rails Developer looking to work on scalable, high-traffic applications in a modern, engineering-led environment? We’re growing rapidly and need engineers who can build, optimise, and scale backend systems while maintaining clean, maintainable code. Modern tech stack: Ruby

A technology company in Greater London seeks an experienced Senior Backend Developer with expertise in Ruby on Rails.

A tech-driven financial services company in the United Kingdom seeks a Senior Product Engineer specializing in Ruby on Rails to enhance user financial health.

A prominent recruitment firm is seeking a Mid-Level Ruby on Rails Developer to join a UK-based SaaS company’s remote engineering team. The role demands at least 2 years of experience in Full-Stack Ruby on Rails, with experience in AWS services seen as a plus.

Greenfield Ruby on Rails work, both challenging and rewarding. Ruby on Rails Software Developer – London. A Ruby on Rails Software Developers is required for an exciting and innovative Software sports betting company based in London.

A leading crypto technology company in London is seeking a Senior Product Manager for their Payments team.This role focuses on optimizing local fiat support, enhancing user experience, and building an anti-fraud practice.Candidates should have 5-8 years of product management experience in payments,

A technology consulting firm is seeking a Full Stack Software Engineer to work on diverse projects in Ruby on Rails and more.

A leading cultural exchange organization in Liverpool is seeking a talented product engineer with over 5 years of experience in Ruby on Rails.

Ideal candidates should have experience in Ruby on Rails, RESTful APIs, and relational databases.

A boutique technology consultancy is seeking a senior full-stack Ruby on Rails engineer to work on complex technological solutions for health and wellness brands.

Senior Ruby‑on‑Rails Engineer (Full Remote – UK). Senior Ruby‑on‑Rails Engineer (Full Remote – UK).

A forward-thinking tech company in the United Kingdom is seeking a talented Ruby on Rails developer to join their expanding engineering team. Ideal candidates have over 3 years' experience with Ruby and Rails, strong API development skills, and familiarity with modern development tools like Git.

This hybrid role involves developing cloud-hosted applications using Ruby on Rails and supporting health researchers in accessing vital data.

Making pragmatic technical decisions and trade‑offs in the service of customer and business value as you contribute to our Ruby on Rails application codebases. Experience building and shipping software in a production environment, with a focus on solving real problems for people using Ruby, JavaSc

We are hiring a highly skilled Mid-Level Software Engineer specializing in Ruby on Rails. Software Engineer - Ruby on Rails (Mid-Level).

A leading fintech company in the UK seeks a passionate backend engineer with at least 4 years of Ruby on Rails experience.

Ruby on Rails Developer – Full-Time | Remote.

A UK-based FinTech company is seeking a Senior Ruby on Rails Developer to join their fully remote engineering team. The ideal candidate will have over 5 years of strong backend experience in Ruby on Rails, with desirable knowledge of payment systems and additional knowledge of Node or React.

A digital health technology firm in the UK seeks a Product Engineer to lead development projects in healthcare diagnostics.You'll drive product solutions, iterating based on user feedback, while collaborating across teams to ensure quality outcomes.Key responsibilities include overseeing projects, m

Ideal candidates will have extensive experience in Ruby on Rails and modern front-end technologies such as React.

A tech-focused company based in the United Kingdom is seeking a Senior Ruby on Rails Developer. Ideal candidates will have extensive Ruby on Rails experience, a proven track record with Stripe, and a strong grasp of performance debugging.

A digital health scale-up is seeking a Product Engineer to join their expanding UK Engineering team.You will own product development projects end-to-end, work closely with cross-functional teams, and leverage data to improve offerings for patients and partners.The ideal candidate will have experienc

This role involves hands-on development with Ruby on Rails, mentoring a small team, and shaping the technical direction within a customer-centric environment.

The role involves significant development work, particularly with Ruby on Rails, alongside mentoring team members and ensuring delivery of quality software.

A dynamic software company based in London seeks a Ruby on Rails Software Developer.

Mid-Level Ruby on Rails Developer – Remote (UK). Mid-Level Ruby on Rails Developer. Full-Stack Ruby on Rails experience is essential.

A leading technology consultancy is seeking a Front-End Developer with Ruby/Ruby on Rails experience to create responsive, user-focused web applications.

I’m working exclusively with a scaling fintech client (so you won't hear this via another recruiter) who are expanding their footprint in the market.They’re looking for multiple Mid-Level Ruby Developers to join their small, collaborative team 📊.Hybrid in London (3 days a week in the office).

Rails-based platform and React Native mobile app infrastructure. Hands-on in our codebase: working primarily with Ruby on Rails (including Hotwire/Turbo) and occasionally with React Native. Ruby on Rails (Hotwire experience a big plus).

We are looking for a talented product engineer to join the team, with prior experience of working with Ruby on Rails. The product is built with Ruby on Rails. Rails, have worked with it for 5+ years, and have opinions on how to deal with its shortcomings at scale.

Ideal candidates have deep proficiency in Ruby on Rails, experience with relational databases like PostgreSQL, and a background in SaaS products.

Knowledge and experience of building cloud-hosted applications, using Ruby on Rails, in a start up-, public service-, or charitable setting.