Backend PHP Developer - £450 per day (6 Months+ / Remote Work Option / Outside IR35)Embark on an exciting greenfield project! We are looking for a skilled Backend PHP Developer to collaborate with a dynamic team in creating a cutting-edge customer account management solution. This solution will utilize open standards and be central to a transformative system in the transport industry. Joining our friendly, long-standing agency means you'll enjoy a flat organizational structure that values collaboration over hierarchy.Location:· London, Bristol, or Cornwall.· Full option for remote work.

Become a Part of Our Talent Pool! Don’t see your dream job listed? No problem! The perfect opportunity may be just around the corner.If you are interested in a career with us but haven’t yet found the right position, we invite you to join our Talent Pool!This ensures that when a role that aligns with your skills and interests becomes available, our Talent Team can reach out to you directly! What is a Talent Pool & What Happens When I Apply? Our Talent Pool is designed to connect with exceptional individuals who aspire to join our team! Even if there are no immediate openings, we want to know you’re interested! As new roles open up, we will assess our Talent Pool and reach out if there is a suitable match! We also encourage you to keep checking our careers page to ensure you don’t miss your ideal job while we review applications!When joining the Talent Pool, please share a bit about the types of roles you’re interested in and any other information about your skills, experience, and career aspirations!

Speculative Application at Climate X Are you passionate about making a difference in the climate sector? At Climate X, we are continually seeking enthusiastic and skilled individuals to join our dynamic team. Even if we don’t have a specific job opening that matches your skills at the moment, we want to hear from you! If you envision yourself thriving in our innovative environment, please take a moment to fill out our application form below. Attach your CV and share what inspires you about Climate X, along with how you see yourself contributing to our mission. We are excited to explore potential opportunities with you! We look forward to receiving your application!

Senior PHP Backend Developer - £500 per day (12+ Months, Remote Work Available, Outside IR35)We are seeking an experienced PHP Developer to join our team, working on an innovative Greenfield backend REST API project tailored for the transport sector. Collaborating closely with a Senior API Engineer, you will be part of a smaller, established, and friendly agency dedicated to delivering a significant project for a prominent client in the transport industry.Work Location:Options available in London, Bristol, or Cornwall, with full flexibility for remote work.

Explore Your Future Career with Unlikely AI!Are you passionate about joining a forward-thinking team but unable to find a suitable position that aligns with your expertise on our website? At Unlikely AI, we are continuously searching for remarkable talent and driven individuals who can contribute innovative ideas and fresh perspectives. If you are keen on making a significant impact and being part of our growth journey, we would love to connect with you. Let us keep you in mind for future opportunities as we expand.Unlikely AI is at the forefront of the deep tech sector, engineering a future where advanced automated systems empower humanity to thrive. Our mission is to develop transformative technologies that enhance the accuracy, reliability, and safety of Artificial Intelligence. Established in London by William Tunstall-Pedoe, who played an instrumental role in the creation of Alexa following the acquisition of his first startup by Amazon in 2012, we are committed to innovation.Visit our Company Principles to learn about our core values. We are particularly interested in extraordinary individuals willing to tackle some of the most challenging technical problems to create impactful solutions.Why Become Part of Our Team?Team Culture - Our team is composed of exceptional, intelligent, and collaborative individuals. We are ambitious, adapt quickly, and enjoy our work immensely.Our Vision - We have an ambitious vision for the future, aspiring towards Artificial General Intelligence (AGI). This presents a unique opportunity to work on the foundational aspects of AI. Unlike many organizations, we are not merely scaling existing models; instead, we are pioneering a novel neurosymbolic approach.Innovative Technology - You will engage with our state-of-the-art technology. Contributing to its advancement involves navigating exciting challenges, allowing our team to exercise creativity and explore groundbreaking ideas in a dynamic environment.Work Location:We are currently implementing a hybrid work model, featuring a small office conveniently located near Holborn tube station for those who prefer to work onsite. We also organize occasional team days to foster collaboration.

Greetings from Team Granola! If you haven't had the chance yet, we invite you to explore our innovative projects and discover why joining us could be your best decision.We are on the lookout for a dedicated Product Engineer specializing in Backend development. Your mission? To help us scale our systems and prepare Granola for an exciting journey to 100x more users.In this pivotal role, you will tackle scaling challenges head-on, create secure and resilient infrastructure, and develop sophisticated backend solutions that enable thrilling new features.Your key responsibilities will include:Driving the evolution and scalability of our backend systemsDesigning and implementing high-performance APIs and servicesBuilding infrastructure to support advanced AI functionalitiesEnhancing database performance and optimizing query efficiencyContinuously improving system reliability and observability with better monitoring and alerting mechanismsCollaborating across teams to ensure our infrastructure accommodates ongoing product innovationYour ideal background includes:Proven engineering experience in tech-driven and product-focused environmentsStrong command of TypeScript and Node.jsPractical experience with cloud infrastructure and infrastructure as code (we utilize AWS with Terraform)In-depth knowledge of relational databases (PostgreSQL is our choice)Familiarity with serverless architectures (we are fans of AWS Lambda!)Solid grasp of security best practices and performance optimization techniquesAs a person, you are:Primarily a builder with a passion for innovationEager to work in-person from our London office (most of the time)Thriving in a startup environment (either you've worked in one or have a strong interest in the zero-to-one phase)Valuing collaboration with kind, ambitious, and pragmatic colleaguesEnthusiastic about infrastructure for AI/ML

Become a part of our vibrant team at Wellington South! We are seeking enthusiastic individuals who are ready to contribute to our culture of excellence. This opportunity allows you to engage in a dynamic environment where your skills and creativity can flourish. While specific responsibilities and qualifications are yet to be defined, we encourage applicants who are eager to learn and grow with us.

Full Stack Developer - Immediate Start The OpportunityAt Zero One Creative, we are revolutionizing the creative landscape with Amara, our state-of-the-art AI platform that seamlessly converts natural language into immersive 3D environments. As a Full Stack Developer, you will play a pivotal role in creating the web interface that connects creators to our advanced AI engine.Here's how it works:Start ASAP on a paid 1-week sprint (£500), collaborating with our dedicated team on the core web platform development.Demonstrate your exceptional skills to secure a permanent position with a competitive salary ranging from $80,000 to $100,000.This is not just a trial; it’s a high-impact sprint aimed at delivering production-ready systems. The ChallengeJoin us in building the full-stack platform that powers Amara. You will design user-facing systems that manage everything from user authentication to real-time AI-driven generation, thereby enabling creators to oversee their projects and interact with AI in real time.Your sprint deliverable: Features that are not only production-ready but also showcase scalable architecture, clean API design, real-time functionality, and robust front-end implementation.What You'll be BuildingHelp construct a platform that democratizes AI-powered 3D creation:Core Features - User authentication, project management, and data organization functionalities.Real-Time Interfaces - WebSocket-driven UIs that provide live feedback and responsive controls.Backend Services - FastAPI microservices effectively managing core platform logic and AI interactions.Cloud Infrastructure - Collaborate with our cloud engineer to develop a scalable AWS deployment, incorporating storage, caching, and CI/CD pipelines.Your contributions will connect users to our AI systems, forming the reliable platform layer essential for accessibility.You're Our Ideal Candidate If You Have: Frontend Mastery - Proficient in React + TypeScript, with experience in state management and real-time WebSocket clients. Backend Expertise - Skilled in Python (FastAPI), PostgreSQL, Redis, and Authentication & Security protocols like OAuth2 / JWT, with experience in scalable async services. Problem-Solving Mindset - A proactive approach to tackling challenges head-on.

Are you a talented individual ready to make a significant impact? At conduct, we are on a mission to transform enterprise IT, and we believe that exceptional talent like you can help us achieve our goals. Whether you are an innovative engineer, a skilled operator, an enterprise sales expert, or a creative designer, we are always eager to connect with remarkable candidates who share our vision.If our mission resonates with you and you believe that you have what it takes to contribute to our success, we invite you to reach out and explore the possibilities of joining our dynamic team.

About Us:Omaze is dedicated to transforming lives through charitable giving. By offering our community in the UK and Germany the opportunity to win luxurious homes and transformative prizes, we simultaneously raise much-needed funds for beloved causes.In just five years, our incredible Omaze Community has helped generate over £100 million for charities across the UK, supporting vital organizations such as Age UK, the RSPCA, the British Heart Foundation, and Great Ormond Street Hospital Charity.And this is just the beginning. At Omaze, we are cultivating a culture focused on growth and making a substantial global social impact.Why You'll Love Being Part of Omaze:Growth: Join one of the fastest-expanding companies worldwide.Impact: Collaborate with passionate individuals dedicated to making a positive difference.Innovation: Contribute to a groundbreaking mission that has never been attempted before.Culture: Experience a workplace where hard work, collective growth, and joy are celebrated. Role OverviewAs a Senior Backend Engineer at Omaze, you will leverage your expertise to develop cutting-edge social good platforms that enable nonprofits to amplify their impact. Your commitment to high-quality code and your ability to balance technical craftsmanship with customer value are paramount. You should showcase a diverse knowledge of technologies and their application in designing features or systems.Effective communication and organizational skills are critical as you will translate concepts and requirements into actionable deliverables. Collaborating with both technical and non-technical teams will be a regular part of your role, and you will continually aim to enhance your skills and those of your colleagues. Your belief in the value of diversity and inclusion will be central to your mentorship approach, fostering growth in others.This position allows you to take ownership of the technical quality, execution, and delivery of user stories. Key ResponsibilitiesUtilize your engineering expertise to collaborate with a dynamic engineering team in creating impactful social good platforms.Write and test code and infrastructure essential for application development.

Join our dynamic team at Ratio Recruitment Ltd as a PHP Developer, where you will play a crucial role in developing innovative solutions and enhancing our existing applications. We are looking for a talented individual with a passion for technology and a commitment to delivering high-quality software.

Are you passionate about leveraging quantitative analysis to drive innovative solutions? As a Quantitative Developer at Intropic, you will play a pivotal role in developing and implementing cutting-edge quantitative models that enhance our services. You will collaborate with a dynamic team of experts, utilizing your analytical skills to tackle complex challenges and contribute to the success of our projects.

At Rainmaking, we are driven by our mission to empower large corporations to harness the vast potential of the startup ecosystem. We firmly believe that true innovation emerges when the extensive resources and deep industry expertise of established enterprises are combined with the agile and entrepreneurial spirit of startups.We facilitate the integration of an entrepreneurial mindset within corporate cultures. Our training programs equip teams with hands-on entrepreneurial skills, enabling them to engage meaningfully with startups. Additionally, we collaborate with businesses to create digital products and launch new ventures in a startup manner. Our services encompass three main areas:Venture Strategy: Crafting investment and innovation theses that align with business objectives and identify strategic opportunities for building, acquiring, or partnering with startups.Venture Partnering / Co-venturing: Assisting large corporations in establishing value-driven partnerships with successful startups, leveraging our in-house accelerator, StartupBootcamp.Venture Building: When existing solutions are inadequate, we support corporates in creating new products by launching entirely new ventures on their behalf.Having partnered with over 100 Fortune 500 companies, Rainmaking has successfully delivered transformative outcomes through entrepreneurial initiatives, connecting startups and corporates to co-create and scale innovative businesses. Our portfolio includes the acceleration of more than 1,200 ventures, highlighted by the world's largest industry-focused accelerator program, Startupbootcamp.With 11 offices worldwide and a diverse team of over 150 professionals, including entrepreneurs, strategists, product specialists, and startup experts, Rainmaking is at the forefront of driving entrepreneurial change. Please note that we are not a Venture Capital fund and do not engage in investment activities.

As a Senior Backend Developer specializing in Ruby on Rails, you will play a pivotal role in architecting, developing, and validating server-side logic for web applications. Your expertise will be essential in crafting efficient, reusable, and robust Ruby code, while optimizing systems for peak performance and scalability. You will work collaboratively within cross-functional teams, integrating front-end components into our applications. Your responsibilities will also include conducting code reviews, mentoring junior developers, and converting business requirements into effective technical solutions.The ideal candidate will possess a Bachelor's or Master's degree in a related discipline, along with a minimum of eight years of hands-on experience in Ruby on Rails development. You should be well-versed in various software testing methodologies, demonstrate strong analytical skills, and have excellent proficiency in English.

Are you an experienced Laravel developer with a passion for crafting robust backend systems? If so, we would love to connect with you! Join the Trybe team as a Senior Backend Developer and play a pivotal role in our mission to deliver exceptional software solutions in the industry. About Trybe:Trybe is a forward-thinking startup dedicated to providing innovative cloud-based software to clients in the hotel, spa, and wellness sectors. Our goal is to transform both guest experiences and back-of-house operations. Founded in 2020, we are proud to partner with leading spa and leisure operators globally. We foster a high-performance, collaborative team culture, welcoming talented individuals who thrive in a dynamic startup environment as we continue to expand.Key Responsibilities:Develop and maintain the Trybe Laravel backend, which powers our entire platform.Create APIs for frontend engineers, facilitate integrations with partners, and manage data processing jobs.Write extensive tests using Pest to ensure top-quality code delivery.Collaborate closely with engineering and customer experience teams to implement innovative features that meet client needs.Contribute ideas throughout the product development cycle to enhance feature quality.Who We Are Looking For:A minimum of 5 years of commercial experience with Laravel.A strong passion for technology and problem-solving.Ability to write clean, maintainable, and thoroughly tested code.A self-motivated learner who thrives in a fast-paced environment.Excellent communication skills and a collaborative team player.Experience handling large datasets, as we process millions of bookings annually.Proficient in building efficient RESTful APIs.Bonus Skills:Familiarity with MongoDB and Eloquent.Experience using Elasticsearch for data aggregation and reporting.

About the Role On is excited to announce the opening of our new tech hub in London, where we are actively seeking talented Backend Software Engineers proficient in TypeScript and Nest.js. You will join our Finance and Operations Technology department, playing a pivotal role in optimizing our integration with supply chain, warehouse, and commercial partners. Your contributions will significantly influence the future success of On. Please note that this position requires a hybrid work model, with two days per week in our Shoreditch office. Your Responsibilities Design, maintain, and operate cloud-native applications leveraging microservice architectures. Develop and manage streaming pipelines utilizing Kafka technology. Collaborate with your team to strategize and plan innovative projects that elevate On's technological capabilities. Contribute to shaping On’s engineering culture, fostering growth and success for the organization. Your Qualifications Minimum of 3 years of experience working with TypeScript in backend development. Expertise in building large-scale systems within a team environment. Demonstrated ability to develop, deploy, and sustain cloud-native applications. Strong collaborative skills to build effective relationships with engineers, product teams, and business stakeholders. Comfortable with a hybrid work model (working in the London office two days a week).

Join Our Revolutionary Team“This is an unprecedented time to innovate and create.” – Sam AltmanAre you contemplating starting your own venture or pushing forward with your current startup? What challenges are worth tackling?“Beginning with a problem in mind can be precarious, as you might devise a solution for an issue that isn't real. If you can't identify [‘who needs this right now?’], your idea may lack merit.” – Paul GrahamWe assert that the most beneficial step you can take today is to become part of a groundbreaking AI team, tackle genuine challenges, collaborate with future co-founders, and achieve significant financial success.What Are We Creating?We are addressing one of the most pressing issues in modern work: email.And we’re tackling this challenge at the most opportune time in history.Many companies begin with a focus on user satisfaction, then clutter their offerings with unnecessary features, hide functionalities behind paywalls, and forget what made them successful initially.Our philosophy is centered on simplicity and focus.For us, this means delivering AI-generated email drafts. We are committed to enhancing these drafts continuously, leveraging context from your meetings, inbox, and communications, as that is what truly matters to our users.Unlike many startups, we are a dedicated applied AI firm, not merely a SaaS tool with AI features added. We utilize advanced techniques, including optimized open-source models and retrieval-augmented generation. Consequently, users send 53% of the drafts we generate.Recent ProgressLast year, our revenue skyrocketed from $1M to $30M ARR, powered by a technical team of just 12 (up from 2).We anticipate reaching $100M ARR by the end of 2026.We have established product-market fit, and we remain grateful for our accomplishments.Our focus is relentless.There is potential for a $10B+ enterprise in this domain.We aim to be that company if we maintain our focus.Ranked 7th in Andreessen Horowitz’s top AI applications list, based on actual startup spending data. The other nine in the top 10 are valued at over $10B.Empowerment and ResponsibilityTeam members take charge of both product strategy (we have no predefined roadmaps) and technical decisions. We prioritize a culture of autonomy, collaboration, and ownership.

We are seeking a talented Developer with expertise in PHP and Java to join our Public Protection Directorate Project team in London. This role is expected to last between 6 to 12 months and operates outside of IR35 regulations.The selected specialist will collaborate closely with various development and support teams, as well as existing vendors, to enhance our reporting services. You will utilize our established tech stack, including PHP, Symfony framework, and PostgreSQL, to understand legacy systems and develop secure user interfaces and microservices to manage sensitive data.

TransPerfect, a well-established company that thrives on a dynamic start-up culture, is on the lookout for innovative, entrepreneurial individuals to enhance our team. We are seeking a Frontend Engineer to be a key player in our global team, responsible for the quality, development, and execution of our cutting-edge software products. If you are eager to contribute to a rapidly growing company and make an immediate impact, we would love to hear from you!About TransPerfect – TechOps:The TransPerfect TechOps team has been instrumental to our success since its inception over a decade ago. We deliver technology and services that significantly simplify the workflows of our clients and colleagues—from improving internal processes to developing core services that are foundational to our GlobalLink platform. Our team creates scalable client interfaces that empower novice users to navigate complex ecosystems with ease.