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€90k - €125k per annum
...talented team to design and build robust, scalable solutions. Develop innovative products that empower our customers to bring world-class... ...where necessary. Design, build and maintain best-in-class APIs and services. Our primary codebase is a Ruby on Rails monolith, complemented...SuggestedOn-siteRemoteWork from home- £70k - £92k per annumEstimated...front-end applications using a cutting-edge development stack. Develop complex interactions with multiple data sources, back-end systems... ...Knowledge of front-end to back-end integrations such as RESTful APIs, GraphQL, websockets, server side rendering. ~ Proficiency with...SuggestedRemoteFlexible hours
- £59k - £77k per annumEstimated...About the Role As a Backend Java Engineer, you will design, develop, and support distributed systems that combine scale with high reliability... ...ownership of data semantics Maintain, improve, and scale Java APIs and distributed services Investigate performance issues using...SuggestedOn-siteRemoteFlexible hours
- £55k - £72k per annumEstimated...Company Description Eventhub develops digital solutions that transform major sporting events into exceptional experiences for fans. Our platform... ...includes Laravel, MapLibre, live data integrations, and modern APIs. As a small, agile team, we continuously develop and improve our...SuggestedFull-timeLive-inRemoteFlexible hours
- £65k - £84k per annumEstimated...engineers who know the domain and the systems well. You'll have the opportunity to work on everything from building and integrating new APIs to enhance the customer journey, to optimising our lending platforms, and engaging in deep architectural discussions. There's plenty to...SuggestedLong-term contractHybrid workingOn-siteRemoteFlexible hours
- £32k - £43k per annumEstimated...into clean, responsive, and accessible interfaces, working closely with our UX/UI designer. Help connect the front end to our back-end APIs (REST and GraphQL) and to on-chain data through our Web3 tooling. Write clean, well-tested, maintainable component code and clear...SuggestedFull-timeInternshipHybrid workingRemoteFlexible hours
- £42k - £54k per annumEstimated...internal customer care and fraud agent portal to support new product developments and offer an improved experience. You will work with... ...React.js - Frontend development; Data stores: MongoDB, Redis; API / Messaging: Rest / JSON, RabbitMQ, Kafka; Machine Learning:...SuggestedFull-timeRemoteFlexible hours
€80k - €92k per annum
...the boundaries of agentic coding & scaling your own abilities As a developer: You’ll have professional experience as a Senior DeveloperIdeally... ...with Typescript & experience integrating with a variety of APIs, e.g. REST & SOAPCloud experience: Hands-on experience with cloud...Suggested40 hours/weekFull-timeRemoteWork from homeFlexible hours- £55k - £72k per annumEstimated...candidates with experience with other static type checkers!) Rest APIs (we use openapi spec to document our apis) Relational Databases... ...Applied, we don’t discriminate, and we are committed to recruit, develop, retain, and promote regardless of race, religion, colour,...SuggestedPermanentFull-timeHybrid workingOn-siteRemoteFlexible hours
- £66k - £86k per annumEstimated...the HawkAI Engine. Bridge ML and Product: Translate complex ML models and real-time data pipelines into responsive, high-throughput APIs and intuitive user interfaces. AI-Accelerated Development: Maximize your build velocity by deeply integrating modern AI-assisted...SuggestedLong-term contractPermanentFull-timeHybrid workingOn-siteFlexible hours
- £68k - £89k per annumEstimated...You'll Do Own features from conception through deployment: frontend, backend, and everything in between Design and build scalable APIs, data models, and backend services Build polished, performant user interfaces that feel great to use Collaborate closely with...SuggestedFull-time
€250 - €275 per day
Frontend Software Developer Krakow-based Our Client is looking to recruit a Frontend Software Developer with at least 5 years proven track... ...Professional software engineering skills (refactoring, API design, version control systems) Ability to work in an Agile environment...SuggestedDaily payLive-in- ...existing code and perform code reviews of contributions from other developers. Development of front-end website architecture. Design of... .... Design responsive applications. Design and develop APIs, both REST and SOAP. Participating in the design and creation...SuggestedRemote
£12k - £16k per annum
FrontEnd Developer with Javascript Using the latest technologies, processes and tools to deliver state of the art web applications and innovation... ...Sass / Less / HTML 5 / bootstrap Experience in consuming REST APIs and utilising JSON for web applications CI/CD - tools such as...SuggestedFull-timeRemote€80k per annum
..., and high-performance applications. Key Responsibilities; Develop and optimize mobile ad tech solutions for in-app #advertising.... .... ~ Hands-on experience with modern Android architecture, REST APIs, and unit testing. ~ Experience working with ad networks, mediation...SuggestedPermanentRemote- £60k - £78k per annumEstimated...t just about maintaining; it's about innovating. You'll dive into a wide range of exciting projects, from building and integrating new APIs that elevate the customer journey to optimising our cutting-edge lending platforms. You'll also engage in deep architectural discussions...Long-term contractHybrid workingOn-siteRemoteFlexible hours
- £37k - £49k per annumEstimatedEnergie neu denken. Infrastruktur neu bauen. Zukunft neu gestalten - bei der Energy Metering Germany GmbH, einem Unternehmen der Octopus Energy Group. Als innovativer Messstellenbetreiber treiben wir die Energiewende nicht nur voran - wir setzen sie technisch um. Digital, ...
€200 - €350 per day
C# Software Developer We have several positions in Krakow Poland for a Global Client that require C# .Net Software Engineers with at least... ...level knowledge of C# and .NET Core Experienced with ASP.NET (Web API) Knowledge of OOP, SOLID principles, clean code Knowledge of...On-siteRemote- £56k - £73k per annumEstimated...exceptional. Responsibilities Design and implement backend services across the trading domain. Own features end to end: schema, API, tests, UI integration. Contribute to real time infrastructure and client facing APIs. Write integration tests against real dependencies...
£90k - £100k per annum
Be part of the football gaming revolution. You would join an early stage startup who are building games for the billions of fans Football has around the world. Backed by top investors and with a senior team who have done conception to exit multiple times, this really is an...Remote jobPermanent- ...stakeholders and technical teams to analyse existing processes, develop new functionalities, and contribute to the improvement of business... ...stakeholders to understand functional needs. Developing and integrating APIs to ensure seamless communication between applications and systems...Daily payFreelance
- £59k - £77k per annumEstimated...solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating... ...You’ll Do: Design, build, and maintain backend services and APIs that power the Cash Forecasting platform, while remaining comfortable...Full-timeOn-site
- £75k - £97k per annumEstimated...engineering decisions to user needs and business priorities. ● Develop across our technology stack, writing clean, tested, maintainable... ...and Python. ● You have experience designing microservices and APIs, with a strong understanding of REST, OAuth, and related standards...Long-term contractOn-siteImmediate start
- £65k - £85k per annumEstimated...compatibility (Windows 10/11+), and maintainability. Drive accessibility efforts: integrate and validate support for accessibility APIs (e.g. Microsoft UI Automation or other relevant Windows accessibility frameworks), ensure UI controls, focus management, keyboard navigation...Remote jobLong-term contractOn-site
- £33k - £43k per annumEstimated...with a strong team of professionals from whom you can learn on a daily basis, especially with a mentor. Get your hands on a variety of APIs, frameworks, and programming languages. Learn from all the challenges that come from shipping a product to tens of millions of daily...40 hours/weekFull-timeSummer workInternshipSummer internshipHybrid workingRemoteFlexible hours
- £54k - £70k per annumEstimated...ElevenCreative empowers creators and marketers to generate and edit speech, music, image, and video across 70+ languages. – ElevenAPI gives developers access to our leading AI audio foundational models. Everything we do is the result of the creativity and commitment of our team –...Full-timeImmediate startRemote
- £58k - £75k per annumEstimated...Are you a talented Senior Developer looking for a remote job that lets you show your skills and get decent compensation? Look no further than Lemon.io — the marketplace that connects you with hand-picked startups in the US and Europe. What we offer: – The rate depends...Full-timeRemote
- £56k - £74k per annumEstimated...accessible, secure, and innovative financial solutions to the real economy. Join us in this financial revolution! Key Responsibilities Develop and deploy enterprise-grade blockchain-integrated services including transaction indexers and automated contract deployment systems...RemoteFlexible hours
€90k per annum
...informed decisions. Skilled in Python Knowledge of Cloud and APIs is a nice too have. A track record of setting and managing... ...Dutch. A natural coach and people leader who genuinely enjoys developing others. What’s on Offer: A salary of up to €90,000,...PermanentHybrid workingWork from home€60k - €70k per annum
...Are you a talented and ambitious developer looking to make a significant impact in the AI space? We have an opportunity for you to join a dynamic and rapidly growing startup that is at the forefront of innovation in app development. The company formed in 2020, has already...Permanent