226 to 250 of 515 API Development Jobs

PHP Full-Stack Developer (Mid-Level). 🎯 Impact | Technology Transformation, Modernization, and Scalability. 📏 Size | Medium-sized team, part of an exciting in-house engineering transformation. 🌟 Skills | PHP (Laravel), JQuery, API Development, MySQL, SOLID Principles, and modern DevOps tools. 📍 Location | London, UK. 💻 Hybrid | Flexible working policy with a collaborative office culture. 💰 Offer | £50,000 - £60,000 💎 Benefits | Private medical … Are you looking for an opportunity to make a real impact within a fast-growing fintech company undergoing an exciting technology transformation? As part of a motivated and collaborative development team, you’ll play a pivotal role in enhancing and modernising the company’s tech stack. This involves building a robust backend API, integrating third-party platforms, and … robust, well-optimised APIs. Bonus points if you have worked with DevOps practices or modern tools like Docker or Kubernetes . Role Responsibilities: • Develop and maintain a robust backend API using PHP Laravel. • Enhance the platform with innovative new features that align with the product roadmap. • Seamlessly integrate third-party APIs into the system. • Collaborate with DevOps engineers to More ❯

We are seeking a full-time contractor or employee for a Senior Full-Stack Developer role.Required Skills: Experience with full-stack web application development Experience with web technologies: HTML, CSS and JavaScript Experience with React.js Experience with Redux Experience with NodeJS Experience with Esri ArcGIS Experience with Bootstrap, MUI Experience with writing RESTful interfaces Experience with highly complex application … Experience with Docker containers Experience with Git, Bitbucket Experience with WCAG 2.0 Standards, 508 Compliance/Web Accessibility Experience completing system documentation Experience with Enzyme 3.0+ Experience with Agile development experience with Scrum, Kanban Preferred Skills: Experience working with enterprise software solutions Experience with knowledge transfer to junior level web developers Public sector experience (Federal, State or Local Government … Experience with Confluence Proficient with the Microsoft Office products, including Outlook, TEAMS, Microsoft Project, Word, Visio, Excel and PowerPoint Experience with MuleSoft API development More ❯

smart, scalable software solutions. As part of continued investment in their technology function, they're now looking for an experienced C#/.NET Developer to join a friendly, collaborative development team based in Crewe. The Role You'll play a key role in designing, developing, and maintaining modern applications and APIs used by customers around the world. Working within … ownership of your work while contributing to a wider team effort. You'll ideally have: 2-4 years' commercial experience with C# and .NET Core Strong understanding of Web API development Experience with relational databases and ORM tools (e.g. Entity Framework, Linq2DB) Familiarity with CI/CD pipelines, Agile delivery, and Git Exposure to Docker and cloud environments … scale applications Hybrid working model (3 days in office, 2 remote) Supportive, inclusive, and innovation-focused culture Competitive salary with performance bonus and comprehensive benefits Real opportunities for personal development and progression This is a great opportunity for a C#/.NET Developer looking to join a forward-thinking, growing technology business where you can make a tangible impact More ❯

smart, scalable software solutions. As part of continued investment in their technology function, they're now looking for an experienced C#/.NET Developer to join a friendly, collaborative development team based in Crewe. The Role You'll play a key role in designing, developing, and maintaining modern applications and APIs used by customers around the world. Working within … ownership of your work while contributing to a wider team effort. You'll ideally have: 2-4 years' commercial experience with C# and .NET Core Strong understanding of Web API development Experience with relational databases and ORM tools (e.g. Entity Framework, Linq2DB) Familiarity with CI/CD pipelines, Agile delivery, and Git Exposure to Docker and cloud environments … scale applications Hybrid working model (3 days in office, 2 remote) Supportive, inclusive, and innovation-focused culture Competitive salary with performance bonus and comprehensive benefits Real opportunities for personal development and progression This is a great opportunity for a C#/.NET Developer looking to join a forward-thinking, growing technology business where you can make a tangible impact More ❯

smart, scalable software solutions. As part of continued investment in their technology function, they’re now looking for an experienced C#/.NET Developer to join a friendly, collaborative development team based in Crewe. The Role You’ll play a key role in designing, developing, and maintaining modern applications and APIs used by customers around the world. Working within … ownership of your work while contributing to a wider team effort. You’ll ideally have: 2–4 years’ commercial experience with C# and .NET Core Strong understanding of Web API development Experience with relational databases and ORM tools (e.g. Entity Framework, Linq2DB) Familiarity with CI/CD pipelines, Agile delivery, and Git Exposure to Docker and cloud environments … scale applications Hybrid working model (3 days in office, 2 remote) Supportive, inclusive, and innovation-focused culture Competitive salary with performance bonus and comprehensive benefits Real opportunities for personal development and progression This is a great opportunity for a C#/.NET Developer looking to join a forward-thinking, growing technology business where you can make a tangible impact More ❯

smart, scalable software solutions. As part of continued investment in their technology function, they’re now looking for an experienced C#/.NET Developer to join a friendly, collaborative development team based in Crewe. The Role You’ll play a key role in designing, developing, and maintaining modern applications and APIs used by customers around the world. Working within … ownership of your work while contributing to a wider team effort. You’ll ideally have: 2–4 years’ commercial experience with C# and .NET Core Strong understanding of Web API development Experience with relational databases and ORM tools (e.g. Entity Framework, Linq2DB) Familiarity with CI/CD pipelines, Agile delivery, and Git Exposure to Docker and cloud environments … scale applications Hybrid working model (3 days in office, 2 remote) Supportive, inclusive, and innovation-focused culture Competitive salary with performance bonus and comprehensive benefits Real opportunities for personal development and progression This is a great opportunity for a C#/.NET Developer looking to join a forward-thinking, growing technology business where you can make a tangible impact More ❯

days in the office) c£60,000 per year Plus excellent company benefits (including Pension, Bonus, Life Insurance, Healthcare, etc.) Skills and Experience: Extensive experience with web application and API development at a senior level Must be able to mentor more junior members of the team in the absence of the Technical Lead Expert understanding of microservice architecture … scalable and performant solutions Design and develop front end code with a focus on security, accessibility and delivering a great user experience Provide input on key technology, architectural and development decisions The Opportunity: My client based in the sustainability sector are currently on the lookout for a Senior Full Stack PHP Developer on a permanent basis. In this role … systems to a high standard of security, scalability and performance. The successful candidate will have demonstrable experience working at a senior level across the full stack within a web development team, with keen attention to detail and strong problem-solving skills. Please note this role will not be fully remote and there is no flexibility on the two days More ❯

days in the office) c£60,000 per year Plus excellent company benefits (including Pension, Bonus, Life Insurance, Healthcare, etc.) Skills and Experience: Extensive experience with web application and API development at a senior level Must be able to mentor more junior members of the team in the absence of the Technical Lead Expert understanding of microservice architecture … scalable and performant solutions Design and develop front end code with a focus on security, accessibility and delivering a great user experience Provide input on key technology, architectural and development decisions The Opportunity: My client based in the sustainability sector are currently on the lookout for a Senior Full Stack PHP Developer on a permanent basis. In this role … systems to a high standard of security, scalability and performance. The successful candidate will have demonstrable experience working at a senior level across the full stack within a web development team, with keen attention to detail and strong problem-solving skills. Please note this role will not be fully remote and there is no flexibility on the two days More ❯

BPSS to start; active SC required due to timescale of the project Team: 10 direct reports, part of a 60+ programme Experience: 4+ years Essential Skills Technical: Strong Ruby development (primary focus), Python experience desirable Experience across multiple services, particularly data services Docker, Kubernetes, Git/version control API development and integration Agile working practices and adherence … to technical standards Approach: Pride in producing high-quality, well-documented code Ownership of the full development process Collaborative working with user-centered design (UCD) teams Thrives in small, agile, multi-disciplinary teams Key Responsibilities: Develop Ruby-based applications and data services Build and maintain APIs and open data platforms Ensure code is high-quality and well-documented Work … For: Senior Ruby developer with strong focus on code quality Experience working with data services Comfortable working in small, agile teams and collaborating with UCD teams Desirable Skills: Python development Experience in public sector or government projects Knowledge of search technologies and open data platforms Active SC clearance More ❯

operations. You will be instrumental in driving revenue growth, optimizing risk management, enhancing customer experiences, and ensuring regulatory compliance on a global scale. Key Responsibilities End-to-End Model Development: Lead the entire ML lifecyclefrom problem framing, data exploration, and feature engineering to model training, validation, deployment, and monitoring in production environments. Advanced Algorithm Design: Develop and implement sophisticated … Regulatory Compliance & Governance: Ensure all models are developed in line with internal Model Risk Management policies and external regulatory requirements (e.g., SR 11-7, GDPR, PSD2). Document model development processes thoroughly for internal and external audits. Innovation: Stay abreast of the latest academic and industry advancements in AI/ML and proactively identify opportunities to apply them within … or conferences. Experience with cloud platforms (AWS SageMaker, Google Vertex AI, Azure ML). Knowledge of graph databases and network analysis techniques. Experience with real-time model inference and API development (e.g., FastAPI, Flask). Personal Attributes Strategic Thinker: Ability to see the "big picture" and align data science projects with business objectives. Exceptional Communicator: Can articulate complex More ❯

in Northampton in their search for a Full Stack Developer to join the team on a permanent basis. The ideal candidate will have strong experience working in full stack development and Integrations with the ability to design, develop, and implement technical solutions that enhance business processes. Tech Stack: Proven experience in full stack development (frontend and backend). … Proficient in JavaScript, React, Node, HTML, CSS, and SQL . Experience with API development and cloud-based systems (preferably AWS) Excellent analytical and problem-solving skills. Strong communication and collaboration abilities. Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for More ❯

government in their search for a Cloud Java Developer to work out of either Manchester or Cheltenham. This client, aside from offering a very strong package, offer an excellent development programme, with a real willingness to support both financially and otherwise. Tech wise, we have requirement for both Java and Python backend languages, and cloud experience would also be … or Java, React, Go Familiarity with deploying applications to cloud architecture and technologies in AWS environments. Experience with web application services Experience of Test Driven or Behaviour Driven development. API development and integration Experience with monitoring systems Working knowledge of digital delivery processes and methodologies. Working knowledge of Atlassian Toolset. Knowledge of JavaScript frontend frameworks. Understanding of front More ❯

BPSS to start; active SC required due to timsecale of the project Team: 10 direct reports, part of a 60+ programme Experience: 4+ years Essential Skills Technical: Strong Python development (primary focus), Ruby experience desirable Experience across multiple services, particularly data services Docker, Kubernetes, Git/version control API development and integration Agile working practices and adherence … to technical standards Approach: Pride in writing high-quality, well-documented code Ownership of the full development process Collaborative working with user-centered design (UCD) teams Thrives in small, agile, multi-disciplinary teams Key Responsibilities: Develop Python-based applications and data services Build and maintain APIs and open data platforms Ensure code is of high quality and well-documented More ❯

greenfield solution that will drive huge business growth. In return this Software Engineer can expect an autonomous, knowledge share driven culture with a team of seven alongside excellent career development and training opportunities within this market leading organization. This Software Engineer should have most of the following key skills: - Solid commercial node.js - Strong Typescript skills - Understanding of cloud deployment … ideally AWS) - PostgreSQL database knowledge would be useful - Strong Test driven development skills with the ability to write unit tests - Third party API development skills - Solid system design understanding - Serverless, Headless, microservices etc - Any automation skills would be useful - Docker, Kubernetes etc - Any experience working with ERP solutions would be a real plus - A positive, engaging personality … they are writing This software Engineer will receive: - Starting salary of up to £65,000 - Long term remote working with one day a month in the office - Extensive personal development scheme - 25 days holiday - Private pension & healthcare - Fast paced, autonomous culture with extensive growth potential - Regular remuneration reviews So if you are a Software Engineer who wants to join More ❯

with a strong background in .NET Core and cloud-native systems. This role offers the opportunity to work within a high-performing agile team, mix of 50% hands-on development and 50% leadership and strategy. You'll help design and build distributed systems and APIs, while mentoring others and promoting best practices in engineering delivery. Responsibilities: Design, build and … Contribute to a culture of continuous improvement, introducing new tools, practices, or technologies Mentor junior engineers and help shape technical decision-making within the team Qualifications: Expert-level C# development with recent experience in .NET Core and .NET Framework Experience leading small development teams Experience designing and building distributed, event-driven systems Strong API development skills More ❯

with a strong background in .NET Core and cloud-native systems. This role offers the opportunity to work within a high-performing agile team, mix of 50% hands-on development and 50% leadership and strategy. You’ll help design and build distributed systems and APIs, while mentoring others and promoting best practices in engineering delivery. Responsibilities: Design, build and … Contribute to a culture of continuous improvement, introducing new tools, practices, or technologies Mentor junior engineers and help shape technical decision-making within the team Qualifications: Expert-level C# development with recent experience in .NET Core and .NET Framework Experience leading small development teams Experience designing and building distributed, event-driven systems Strong API development skills More ❯

with a strong background in .NET Core and cloud-native systems. This role offers the opportunity to work within a high-performing agile team, mix of 50% hands-on development and 50% leadership and strategy. You’ll help design and build distributed systems and APIs, while mentoring others and promoting best practices in engineering delivery. Responsibilities: Design, build and … Contribute to a culture of continuous improvement, introducing new tools, practices, or technologies Mentor junior engineers and help shape technical decision-making within the team Qualifications: Expert-level C# development with recent experience in .NET Core and .NET Framework Experience leading small development teams Experience designing and building distributed, event-driven systems Strong API development skills More ❯

will play a pivotal role in helping to shape our data strategy. The Senior Data Analyst will lead on designing and delivering data solutions while remaining hands-on with development, demonstrating effective project management capabilities and the ability to juggle multiple priorities successfully. This role requires strong expertise in developing robust data solutions and interactive dashboards using Power BI … leadership on best practices, emerging technologies, and opportunities for innovation. Lead complex data transformation initiatives from inception to delivery, ensuring alignment with business objectives and regulatory requirements. Drive the development of existing and new advanced Power BI dashboards and reports. Assume ownership of data within Microsoft Dynamics 365, including cleansing, validation, and reconciliation. Design scalable data models and implement … experience in data analytics or engineering, within the financial services sector. Advanced proficiency in Power BI and Microsoft Dynamics 365 (including marketing and sales modules). Demonstrable full-stack development skills in SQL, Turbo C and Python, with proven experience in API development and data integration. Experience designing scalable data architectures and ETL pipelines. Proven ability to More ❯

will play a pivotal role in helping to shape our data strategy. The Senior Data Analyst will lead on designing and delivering data solutions while remaining hands-on with development, demonstrating effective project management capabilities and the ability to juggle multiple priorities successfully. This role requires strong expertise in developing robust data solutions and interactive dashboards using Power BI … leadership on best practices, emerging technologies, and opportunities for innovation. Lead complex data transformation initiatives from inception to delivery, ensuring alignment with business objectives and regulatory requirements. Drive the development of existing and new advanced Power BI dashboards and reports. Assume ownership of data within Microsoft Dynamics 365, including cleansing, validation, and reconciliation. Design scalable data models and implement … experience in data analytics or engineering, within the financial services sector. Advanced proficiency in Power BI and Microsoft Dynamics 365 (including marketing and sales modules). Demonstrable full-stack development skills in SQL, Turbo C and Python, with proven experience in API development and data integration. Experience designing scalable data architectures and ETL pipelines. Proven ability to More ❯

will play a pivotal role in helping to shape our data strategy. The Senior Data Analyst will lead on designing and delivering data solutions while remaining hands-on with development, demonstrating effective project management capabilities and the ability to juggle multiple priorities successfully. This role requires strong expertise in developing robust data solutions and interactive dashboards using Power BI … leadership on best practices, emerging technologies, and opportunities for innovation. Lead complex data transformation initiatives from inception to delivery, ensuring alignment with business objectives and regulatory requirements. Drive the development of existing and new advanced Power BI dashboards and reports. Assume ownership of data within Microsoft Dynamics 365, including cleansing, validation, and reconciliation. Design scalable data models and implement … experience in data analytics or engineering, within the financial services sector. Advanced proficiency in Power BI and Microsoft Dynamics 365 (including marketing and sales modules). Demonstrable full-stack development skills in SQL, Turbo C and Python, with proven experience in API development and data integration. Experience designing scalable data architectures and ETL pipelines. Proven ability to More ❯

will play a pivotal role in helping to shape our data strategy. The Senior Data Analyst will lead on designing and delivering data solutions while remaining hands-on with development, demonstrating effective project management capabilities and the ability to juggle multiple priorities successfully. This role requires strong expertise in developing robust data solutions and interactive dashboards using Power BI … leadership on best practices, emerging technologies, and opportunities for innovation. Lead complex data transformation initiatives from inception to delivery, ensuring alignment with business objectives and regulatory requirements. Drive the development of existing and new advanced Power BI dashboards and reports. Assume ownership of data within Microsoft Dynamics 365, including cleansing, validation, and reconciliation. Design scalable data models and implement … experience in data analytics or engineering, within the financial services sector. Advanced proficiency in Power BI and Microsoft Dynamics 365 (including marketing and sales modules). Demonstrable full-stack development skills in SQL, Turbo C and Python, with proven experience in API development and data integration. Experience designing scalable data architectures and ETL pipelines. Proven ability to More ❯

will play a pivotal role in helping to shape our data strategy. The Senior Data Analyst will lead on designing and delivering data solutions while remaining hands-on with development, demonstrating effective project management capabilities and the ability to juggle multiple priorities successfully. This role requires strong expertise in developing robust data solutions and interactive dashboards using Power BI … leadership on best practices, emerging technologies, and opportunities for innovation. Lead complex data transformation initiatives from inception to delivery, ensuring alignment with business objectives and regulatory requirements. Drive the development of existing and new advanced Power BI dashboards and reports. Assume ownership of data within Microsoft Dynamics 365, including cleansing, validation, and reconciliation. Design scalable data models and implement … experience in data analytics or engineering, within the financial services sector. Advanced proficiency in Power BI and Microsoft Dynamics 365 (including marketing and sales modules). Demonstrable full-stack development skills in SQL, Turbo C and Python, with proven experience in API development and data integration. Experience designing scalable data architectures and ETL pipelines. Proven ability to More ❯

will play a pivotal role in helping to shape our data strategy. The Senior Data Analyst will lead on designing and delivering data solutions while remaining hands-on with development, demonstrating effective project management capabilities and the ability to juggle multiple priorities successfully. This role requires strong expertise in developing robust data solutions and interactive dashboards using Power BI … leadership on best practices, emerging technologies, and opportunities for innovation. Lead complex data transformation initiatives from inception to delivery, ensuring alignment with business objectives and regulatory requirements. Drive the development of existing and new advanced Power BI dashboards and reports. Assume ownership of data within Microsoft Dynamics 365, including cleansing, validation, and reconciliation. Design scalable data models and implement … experience in data analytics or engineering, within the financial services sector. Advanced proficiency in Power BI and Microsoft Dynamics 365 (including marketing and sales modules). Demonstrable full-stack development skills in SQL, Turbo C and Python, with proven experience in API development and data integration. Experience designing scalable data architectures and ETL pipelines. Proven ability to More ❯

developer) and an infrastructure specialist – your ideas won’t just be heard, they’ll shape the future. Tech-Forward Culture: Embrace AI-assisted coding and testing tools to accelerate development, testing and deployment. A Breadth of Exciting Projects: From AI-powered analytics and Bluetooth tracking to route optimization and custom API development, you’ll be solving real … on, stored procedures, DB design & maintenance) Strong experience with RESTful APIs, JSON and app integrations Git version control (or similar) HTML & CSS PowerBI reporting What You Bring Full software development lifecycle experience, including testing and documentation Strong debugging skills and a commitment to clean, maintainable code Effective communicator, with both technical and non-technical audiences Ability to work independently … support experience Salary & Benefits -Salary: £40–51K basic + annual bonus (currently £4.5–6K), based on company performance -28 Days Annual Leave -Life Assurance & Stakeholder Pension -Ongoing technical & personal development training -Flexible Working Hours (start from 7am if you wish) -They plan to move to a 4-day week, every other week, from next year -A Purpose-Driven Culture More ❯

developer) and an infrastructure specialist - your ideas won’t just be heard, they’ll shape the future. Tech-Forward Culture: Embrace AI-assisted coding and testing tools to accelerate development, testing and deployment. A Breadth of Exciting Projects: From AI-powered analytics and Bluetooth tracking to route optimization and custom API development, you’ll be solving real … on, stored procedures, DB design & maintenance) Strong experience with RESTful APIs, JSON and app integrations Git version control (or similar) HTML & CSS PowerBI reporting What You Bring Full software development lifecycle experience, including testing and documentation Strong debugging skills and a commitment to clean, maintainable code Effective communicator, with both technical and non-technical audiences Ability to work independently … support experience Salary & Benefits Salary: £40–51K basic + annual bonus (currently £4.5–6K), based on company performance 28 Days Annual Leave Life Assurance & Stakeholder Pension Ongoing technical & personal development training Flexible Working Hours (start from 7am if you wish) They plan to move to a 4-day week, every other week, from next year A Purpose-Driven Culture More ❯