165 ruby opportunities in Watford updated today
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· Page 1 / 9QA Engineer (Manual Testing) Remote £55,000 - £70,000 DOE Private Healthcare & Benefits This is an excellent opportunity for a QA Engineer to take ownership of the manual testing lifecycle for a B2B SaaS platform. If you thrive in environments where your work has a direct impact on accessibility
QA Engineer | £55,000 - £70,000 We're working with a mission-driven Series A accessibility startup that is revolutionising the transport and social mobility sector through an award-winning B2B SaaS platform. This is a high-impact role where you will take complete ownership of the manual testing life
AmazonDescription At Amazon, security is central to maintaining customer trust and delivering delightful customer experiences. Our organization is responsible for creating and maintaining a high bar for security across all of Amazon's products and services. We offer talented security professionals the cha
AlgoliaAt Algolia, we're proud to be a pioneer and market leader in AI Search, empowering 17,000 businesses to deliver blazing-fast, predictive search and browse experiences at internet scale. Every week, we power over 30 billion search requests - four times more than Microsoft Bing, Yahoo, Baidu, Yandex,
Albany Growth💻 Senior Engineer (Ruby on Rails) 📍 Hybrid (London) 🌍 B2B SaaS | Series A | Tech for Good 💵 £90k - £110k + benefits 🚀 Series A business scaling across multiple regions 🎯 Platform already supporting millions of real-world interactions Albany Growth are partnered with a high growth Tech for Good
About The Role We're looking for experienced software engineers in London to evaluate and improve the performance of frontier AI models. You'll leverage your engineering depth to identify bugs, hallucinations, and failure modes in AI-generated code and reasoning. Organization: Alignerr Type: Hourly
Overview We are seeking a motivated Junior Software Engineer to join our dynamic development team. This entry-level position offers an excellent opportunity to gain hands-on experience in software and application development across various platforms. The successful candidate will contribute to innov
AlgoliaAt Algolia, we're proud to be a pioneer and market leader in AI Search, empowering 17,000 businesses to deliver blazing-fast, predictive search and browse experiences at internet scale. Every week, we power over 30 billion search requests - four times more than Microsoft Bing, Yahoo, Baidu, Yandex,
Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the
QualitestDate: 7 Apr 2026 Company: Qualitest Group Country/Region: GB Senior Ruby Backend Engineer – Ruby Key Responsibilities Design, develop, and maintain scalable Ruby on Rails applications Build and maintain RESTful APIs and backend services Work with relational databases (AWS RDS, MySQL, Postgres) Write
Senior Ruby Backend Engineer – Ruby Key Responsibilities Design, develop, and maintain scalable Ruby on Rails applications Build and maintain RESTful APIs and backend services Work with relational databases (AWS RDS, MySQL, Postgres) Write clean, maintainable, and well-tested code following engineer
Francis Crick InstituteSalary for this Role: From £47,080 with benefits, subject to skills and experience. Job Title: Senior Laboratory Research Scientist - UCLH-Crick Legacy Study Reports to: Andy Riddell Closing Date: 28/Apr/2026 23.59 GMT Job Description: Senior Laboratory Research Scientist – UCLH-Crick Legacy study C
Francis Crick InstituteSalary for this Role: From £53,025 per annum plus benefits, subject to skills and experience Job Title: Senior Data Scientist Reports to: Radoslav Enchev Closing Date: 06/May/2026 23.59 GMT Job Description: Senior Data Scientist Reporting to: Radoslav I. Enchev, Group Leader (The Francis Crick Insti
East Midlands (England), East of England, London (region), North East England, North West England, Scotland, South East England, South West England, Wales, West Midlands (England), Yorkshire and the Humber Job Summary This is a Nationally based role Job Description Senior Infrastructure Engineer – N
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, me
hackajob is collaborating with Solirius Reply to connect them with exceptional professionals for this role. Solirius Reply, part of the Reply Group, delivers technical consultancy and application delivery to our clients in order to solve real world problems and allow our clients to respond to an eve
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
Azure Principal Platform Engineer - Appvia - UK Government Security Clearance eligibility required. Location: London, UK (Hybrid - typically ~1-2 days per month in office) Contract: Permanent Package: £90,000 - 120,000 + 10% Bonus + 10% Shares + Benefits (see more below) About Us At Appvia, we're co
Description About Us: Solirius Reply, part of the Reply Group, delivers technical consultancy and application delivery to our clients in order to solve real world problems and allow our clients to respond to an ever-changing technical landscape. We partner closely with our clients, embedding our con
Legend*About Legend** At Legend, we're building next-level player experiences. With 20+ years of proven success we’re the world's leading Sports and Gaming marketing company. Our people are our edge. 600+ sharp, ambitious Legends across 22+ countries who move fast, learn quickly and win together. Here gro
*Ruby Developer - FinTech - Up to 60k** 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 📊 *�
Oliver BernardOverview Ruby Developer - Up to £75,000 - SaaS Salary: Paying £55,000 - £75,000 depending on experience Location: Hybrid working in Central London Office The Company I’m working with a scaling SaaS company that’s transforming the way businesses operate within their respective industry. They have a l
Ruby on Rails Developer Hybrid work 2/3 days onsite per month We are seeking an experienced Ruby on Rails Developer to join our clients growing engineering team. This is an exciting opportunity for a passionate developer who thrives in dynamic environments and enjoys solving complex technical challe
ConfidentialJob Description Ruby on Rails Developer Hybrid work 2/3 days onsite per month We are seeking an experienced Ruby on Rails Developer to join our clients growing engineering team. This is an exciting opportunity for a passionate developer who thrives in dynamic environments and enjoys solving complex
TransformSenior Ruby Developer Department: Technology: Software Development Employment Type: Permanent - Full Time Location: London, UK Description About us We're Transform. Transform is a fresh alternative to Big Consulting. As an end-to-end transformation partner, we define, design, build and operate syste
HulcanWhat You’ll Do Design and implement scalable, high-performance backend systems to power our e-commerce experience. Build and maintain interfaces that support our frontend, mobile, and third-party integrations. Be very experienced working with pull, push models for data parity between third parties a
Job Description 6-8 years of experience with Ruby on Rails. Good understanding of the syntax of Ruby development and its nuances Experience of working on Web API and RESTful Solid understanding of object-oriented programming A knack for writing clean, readable Ruby code Good understanding of server-
Solirius ReplyAbout Us: Solirius Reply, part of the Reply Group, delivers technical consultancy and application delivery to our clients in order to solve real world problems and allow our clients to respond to an ever-changing technical landscape. We partner closely with our clients, embedding our consultants int
Job Description We are looking for a Senior Ruby Developer for one of our public sector clients. Rate: up to £625 per day (Inside IR35) Duration: 10 months (extensions likely) Location: UK Based, Remote Start Date: ASAP Requirements Public sector experience is highly desirable For full details regar
£20,000 – £32,000/year
Estimation confidence: Low
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