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📍 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

The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability research, static and dynamic analysis research, penetration testing, red-teaming, and security tool development. We ensure the security of the software and hardware that runs our cloud infrastructure and strive for continuous improvement. The OCI Offensive Security group works as a team. We don't fit people into predefined roles. We bring together the right people who enhance team capability and build roles around each team member's skills and interests. Offensive Security Engineer Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability research, static and dynamic analysis research, penetration testing, red-teaming, and security tool development. We ensure the security of the software and hardware that runs our cloud infrastructure and strive for continuous improvement. The OCI Offensive Security group works as a team. We don't fit people into predefined roles. We bring together the right people who enhance team capability and build roles around each team member's skills and interests. Values are OCI's foundation and how we deliver excellence. We strive for equity, inclusion, and respect for all. We are committed to the greater good in our products and our actions. We are continually learning and taking opportunities to grow our careers and ourselves. We challenge each other to stretch beyond our past to build our future. You can learn more about us by visiting ___. Are you interested in building large-scale distributed security systems and tools for the cloud? Do you love the idea of working in an environment with the excitement of a start-up, but the financial backing of a Fortune 100 company? This role offers huge upside potential, high visibility, and fast career growth without the risks of a typical start-up. We are growing fast, maturing, and working on results-oriented initiatives. A security-focused leader can have significant technical and business impact. This is a unique opportunity to work with smart people to solve complex problems in distributed systems, security, and multi-tenant Infrastructure-as-a-Service (IaaS) operating at massive scale. The biggest challenges for the team is the dynamic and fast growth of the business, driving us to improve our systems, tools, and automation to scale to our security expertise several orders of magnitude greater than what we can support today. We understand that software is living and needs investment. The challenge is making the right tradeoffs, communicating those decisions effectively, and crisp execution. We hope you like working at scale as much as we do because Oracle has no shortage of it! Craft the future of one of the largest clouds on earth with us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves their knowledge every day. We're looking for hands-on cloud hackers with expertise and passion in identifying and exploiting complex security problems in distributed, multi-tenant services and infrastructure. We operate distributed systems at a high scale, worldwide. These are the foundations of our cloud environment. Our customers run their businesses on our cloud, and our mission is to provide them with a best-in-class and ever-expanding set of cloud-based services. A security-focused engineer at any level can have significant technical and business impact. Come shape the future of one of the largest clouds on earth with us. To get you excited, here is a list of some of the projects over the last year this team has worked on: • Big iron - ExaLogic, ExaData, UltraSPARC, InfiniBand, • Firmware reverse engineering of various hardware components, • Developing custom fuzzing platforms for code-coverage analysis, • Several different hypervisors, • Linux and Windows kernel mode non-sense Responsibilities • You enjoy diving into complex source code audits to reveal subtle security vulnerabilities, • Writing new tools such as fuzzers in languages such as C/C++, Python, Ruby, Go or Java,, • Tearing apart an undocumented file format or network protocol, • Coming up with novel techniques to solve unique and interesting security problems, • Review new services, including their integration points with existing services, • Guide security projects beyond the scope of performing assessment work, • Identify and disclose vulnerabilities to 3rd party vendors, • Design complex systems and services that improve quantity or quality of offensive security output, • You'll reviews new features of moderate complexity in existing systems, identifying areas of new risk created; work with service teams to explore and recommend mitigations; and collaborate across service teams and security stakeholders., • Review new services, including their integration points with existing services, • Guide security projects beyond the scope of performing assessment work: identifying and disclosing vulnerabilities to 3rd party vendor or design of complex systems and services that improve quantity or quality of offensive security output, • You'll drive organization wide improvement in the form of engineering practices, security architecture, operation practices or development practices., • 6+ years of experience in vulnerability discovery / security engineering / application security, • Threat modeling experience of microservice architectures, • Experience working in a large cloud or software company, • Extensive research or experience with multiple classes of security bugs, • Evidence of contribution to the security community in the form of conducting training / thought leadership / conference talks / publications, • Improve security throughout the organization, identifying areas of risk or opportunities for improvement and piloting them, • Be a subject matter expert in at least one business-critical area (e.g. cryptography, hardware security, operating systems, authentication protocols, fuzzing, DoS mitigation, networks, distributed systems), • Collaborative track record working between internal teams and external organizations, • Excellent organizational, verbal and written communication skills, • Intermediate knowledge of Linux OS Internals, • Undergraduate or Graduate degree in Electrical Engineering, Computer Science, or another related field or equivalent work experience., • Hands-on experience developing services on a public cloud platform (e.g., AWS, Azure, Oracle), • Building continuous integration/deployment pipelines with robust testing and deployment schedules, • Experience working with internal customers and translating requests into prioritized work or features, • Expertise in applying risk identification techniques to develop security solutions, • Experience and understanding of Cryptographic algorithms, standards, implementation and application, • Experience and understanding of threat modeling, penetration testing, reverse engineering and attacks on software, • Experience working with large enterprise customers

Location: 1 day remote + 1 day on-site in London Contract: Freelance, approx. 3-month rolling project Reports to: Technical Lead Rate: £250 - £350 per day Start: ASAP Intro We’re looking for an experienced Senior Developer to join us on a short-term freelance basis, working directly on-site with our London-based clients two days a week. We’re looking for a self-motivated Senior Developer who’s confident in client-facing environments, able to advocate for the best use of their time, and skilled in shaping tasks as well as delivering work autonomously. You’ll help bring high-impact ecommerce projects to life, turning design concepts into fast, accessible and beautiful experiences that perform flawlessly. About UWP We’re Underwaterpistol, a creative and technical ecommerce agency built for brands that want to stand out. We design, build and grow Shopify Plus stores that deliver measurable results, blending creative thinking with technical precision. Our developers care deeply about quality, detail, and craft and we’re looking for someone who shares that mindset. This role involves working closely with our clients on-site, acting as a trusted technical partner. You’ll be responsible for shaping your workload, managing priorities directly with client teams as their primary solo developer and representing UWP with confidence and clarity. Role Overview As a Senior Developer, you’ll lead the build and implementation of front-end features, ensuring clean, reusable code and seamless collaboration with designers and strategists. You’ll be hands-on in translating UI/UX concepts into working digital experiences, maintaining our high standards for accessibility, performance, and maintainability. You’ll need to be comfortable working independently, shaping tasks proactively, and advocating for the most effective use of development time in a client-facing setting. Key Responsibilities • Build out design comps accurately and efficiently., • Write structured, well-organised, reusable code., • Inspect, debug, and troubleshoot bugs and QA issues., • Ensure the technical feasibility of UI/UX designs., • Collaborate closely with other team members and stakeholders., • Lead on assigned development projects, making technical recommendations, flagging risks, and supporting other developers when needed., • Help uphold and refine UWP’s development standards and best practices., • Contribute to internal policies, documentation, and component frameworks., • Communicate progress clearly with project and delivery teams, ensuring visibility on timelines and blockers. Skills and Experience Essential • Experience with Shopify, • Strong proficiency with HTML5, CSS3, and Vanilla JavaScript., • Experience working with Liquid (Shopify)., • Understanding of LESS and SASS pre-processing., • Strong grasp of cross-browser compatibility and responsive development., • Proficiency with Git (or similar version control)., • Understanding of SEO and UX best practices., • Excellent attention to detail and a good eye for design., • Strong communication and documentation skills., • Portfolio of live projects demonstrating your work. Nice to Have • Experience with Gadget, • Familiarity with JavaScript frameworks (React, Vue, Angular)., • Experience with Node.js, Python, Ruby, or PHP.

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

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.

We are seeking a Mid-Level Full Stack Ruby on Rails Software Engineer to help create engaging learning experiences for our web app and a soon-to-be-announced project.

Senior Ruby Consultant (multiple hires). As part of a long-term partnership, we are seeking several Senior Ruby Consultants for a critical public sector organisation. We are looking for Ruby specialists, ideally SC cleared or eligible with excellent communication skills.

A fast-growing technology business is building the next generation of insurance solutions, helping major e-commerce platforms protect customers while delivering simple, modern insurance experiences.They are scaling, ambitious, and building properly from day one: regulated, revenue-generating, and al

Work on our Ruby on Rails monolith – build data models, APIs and business‑logic services. At least 4 years of industry experience with Ruby on Rails. Ruby on Rails monolith with a React Native app front‑end (TypeScript).

Ideal candidates should have experience in Ruby and a problem-solving mindset.

Ruby Developer - would you like the opportunity to work within a leading SaaS organisation with a presence across the UK and Europe?. You'll be joining a team of 20 engineers with a focus on Ruby. As a Ruby developer, this is a unique opportunity to join a market leading company with the added bonus

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

A market leading SaaS organisation is offering a position for a Ruby Developer in the United Kingdom. Candidates should have a strong background in Ruby and be interested in AI to enhance development efficiency.

A leading AI innovation company seeks a Freelance Software Developer (Ruby) to contribute to advanced AI projects. This part-time role allows you to work remotely while leveraging your software development skills, particularly in Ruby and key ecosystem tools.

Senior Ruby Consultant (multiple hires). As part of a long-term partnership, we are seeking several Senior Ruby Consultants for a critical public sector organisation. We are looking for Ruby specialists, ideally SC cleared or eligible with excellent communication skills.

A leading health tech company in Greater London is seeking a passionate Ruby Developer. In this role, you'll join a team of 8 developers and have the opportunity to work on both backend and frontend tasks using Ruby, React, and JS. Ideal candidates will have recent Ruby experience and a strong belie

Senior Ruby‑on‑Rails Engineer (Full Remote – UK). Senior Ruby‑on‑Rails Engineer (Full Remote – UK). Senior Software Engineer (Back‑end / Ruby).

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

Ruby, Ruby on Rails, React are key languages for their current stack but Polyglot Engineers are also welcome. Senior Software Engineer - Ruby React AWS. SaaS product development using Ruby on Rails, React, TypeScript, AWS.

A managed IT solutions provider in the United Kingdom is seeking a Mid-Level Software Engineer specializing in Ruby on Rails.

As a Senior Ruby Developer, you will play a crucial role in developing and maintaining our Ruby-based backend applications while driving initiatives across DevOps, database architecture, and team leadership. Experience in Ruby on Rails development. Design, build, and maintain robust, scalable, and h

A leading health tech company is seeking a Senior Ruby Developer to join their hybrid team, spending 2 days a week in Central London. Required skills include Ruby on Rails, TypeScript, and experience with AWS and frontend frameworks like React or Vue.

Senior Ruby on Rails Contractor - Ruby Contract - £550 a Day. Althoughyou are a contractor, you will need to have experience of mentoringjunior staff and excellent coding skills in Ruby (and Rails) backed up by TDD. Sr Ruby on Rails Engineer must have an interest in working with functional language

A leading compliance technology firm in the UK is seeking a Senior Software Engineer specializing in Ruby to help build innovative products that enhance regulatory compliance.

Join our client, a forward-thinking SME Tech for Good SaaS company, as they seek a talented Ruby on Rails developer to join their expanding engineering team. As a Ruby on Rails Developer, you will lead the way in developing and maintaining cutting-edge, sustainable software solutions. With a habit o

Candidates can be Junior, Mid Level, or Senior and should have experience in web application development and familiarity with Ruby on Rails.

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

A rapidly growing AI company is seeking a Senior Ruby-on-Rails Engineer for a fully remote role. The ideal candidate has over 5 years of experience in back-end or full-stack development, particularly with Ruby-on-Rails.

A creative agency is seeking a Senior Art Director/Creative Lead to drive innovative ideas and visual direction for premium brands.This role involves collaborating closely with creative directors and designers to transform strategies into compelling creative concepts.The ideal candidate will possess

A leading consulting firm in the United Kingdom is looking for a Senior Ruby Developer to develop and maintain Ruby-based backend applications. Strong experience in Ruby on Rails and DevOps practices is essential.

A growing startup in the United Kingdom is seeking a Mid Ruby Engineer to join their collaborative team. Ideal candidates have 3+ years of Ruby on Rails experience and strong communication skills.

A leading fintech startup in the United Kingdom is seeking a mid-senior level Product Engineer specializing in Ruby to join a dynamic team focused on enhancing financial well-being for users. Responsibilities include collaborating with engineers and designers, mentoring team members, and delivering

Professional experience developing with Ruby on Rails and modern JavaScript, ideally with Vue. Intermediate Fullstack Engineer (Ruby on rails / Vue. Intermediate Fullstack Engineer (Ruby on rails / Vue.

Ruby Developer - would you like the opportunity to work within a leading SaaS organisation with a presence across the UK and Europe?. As a Ruby developer, this is a unique opportunity to join a market leading company with the added bonus of continuing to grow your skillset, with an outstanding benef

A growing fintech startup in the United Kingdom is seeking a Senior Product Engineer specializing in Ruby on Rails.

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.

Senior Software Engineer, Ruby. API-driven Ruby on Rails applications.

Candidates will work in a full-stack capacity, mainly using Ruby on Rails and PostgreSQL, to create impactful solutions.

A technology company in the UK is looking for a remote testing professional to bring strong Ruby and automation testing experience to their team.

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

Ideal candidates will have strong experience in test automation, particularly with Ruby, and will contribute significantly to CI/CD pipelines.

They’re looking for multiple Mid-Level Ruby Developers to join their small, collaborative team. Develop backend Ruby applications focused on fintech solutions. Mid-Senior level Ruby development experience.

Developing & optimising scalable backend systems in Ruby on Rails. If you enjoy solving technical problems, improving performance, and working in a modern Ruby environment, we’d love to hear from you. Director - Ruby Specialist at KE Technology.

Sorcer Ruby provided pay range: This range is provided by Sorcer Ruby. Mid-Level Ruby on Rails Developer – Remote (UK). We’re working with a UK-based SaaS company that’s scaling their platform and looking for a Mid-Level Ruby on Rails Developer to join their remote engineering team.

Ruby Developer - profitable bootstrapped tech company.

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.

Intermediate Backend Engineer (Ruby on Rails), Analytics Instrumentation. Intermediate Backend Engineer (Ruby on Rails), Analytics Instrumentation. You'll work with the Ruby on Rails GitLab codebase, Go and Python satellite services, data pipelines, and AI tool integration.

Direct message the job poster from Opus Recruitment Solutions.I’m currently working with a leading client in the.Remote with occasional meetups in London.You'll play a key role in building and optimizing data-driven applications, collaborating with a talented engineering team to deliver high-quali