226 to 250 of 493 Permanent API Development Jobs

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 ❯

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 ❯

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 ❯

more at About the Role: This is a unique opportunity to shape the foundation of Sitecore's next-generation AI platform. As Technical Product Manager, you will lead the development of our Agentic Experience Platform and Knowledge Graph; these are the core components that enable intelligent, adaptive, and context-aware digital experiences. You'll work at the intersection of … business value. Additional Skills That Could Set You Apart: Hands-on experience with agentic architectures, multi-agent orchestration, or retrieval-augmented generation (RAG). Background in AI-driven app development, SDK or API development, or prior engineering experience. Familiarity with applying evaluation frameworks in AI systems. Sitecore is proud to be an equal opportunity workplace. We are More ❯

PV, BESS, and SCADA/ModbAbout the Role My client is seeking a talented and innovative Software Engineer to join our growing renewable energy technology team, focused on the development, deployment, and maintenance of advanced software and hardware monitoring systems for our portfolio of large-scale solar PV and Battery Energy Storage System (BESS) projects across Southern Africa and … monitoring solutions. · Knowledge of renewable energy systems (solar PV, BESS, grid interconnection) and related data flows. · Familiarity with database design, real-time data processing, and analytics platforms. · Experience with API development and integration for third-party devices and systems. · Understanding of cybersecurity principles and secure software design. · Ability to work collaboratively with multidisciplinary teams and coordinate with on More ❯

application performance and responsiveness. Collaborate with systems, RF, and data engineering teams to integrate software with underlying satellite and network infrastructures. Contribute to system documentation and participate in Agile development processes. Required experience: Proficiency in Python, including experience with multi-threading, asynchronous programming, and concurrency. Experience with relational databases (preferably SQLite) and database schema design. Knowledge of RESTful API development and service integration. Hands-on experience with Docker for application packaging and deployment. Strong problem-solving skills and ability to translate conceptual designs into working prototypes. Excellent collaboration and communication skills, with a focus on rapid iteration and demonstrable results. Nice to have: Experience with Object-Relational Mapping (ORM) tools (e.g., SQLAlchemy, Django ORM). Exposure to … modern C++ (C++17 or later) for application development or system integration. Familiarity with satellite communications, RF systems, or signal processing concepts. More ❯

application performance and responsiveness. Collaborate with systems, RF, and data engineering teams to integrate software with underlying satellite and network infrastructures. Contribute to system documentation and participate in Agile development processes. Required experience: Proficiency in Python, including experience with multi-threading, asynchronous programming, and concurrency. Experience with relational databases (preferably SQLite) and database schema design. Knowledge of RESTful API development and service integration. Hands-on experience with Docker for application packaging and deployment. Strong problem-solving skills and ability to translate conceptual designs into working prototypes. Excellent collaboration and communication skills, with a focus on rapid iteration and demonstrable results. Nice to have: Experience with Object-Relational Mapping (ORM) tools (e.g., SQLAlchemy, Django ORM). Exposure to … modern C++ (C++17 or later) for application development or system integration. Familiarity with satellite communications, RF systems, or signal processing concepts. More ❯

TFS/Azure DevOps We are looking for an experienced Software Developer for a growing Software house. You’ll have the opportunity to work in a close-knit, collaborative Development Team, working on some complex projects, where problem solving is of high importance. To be considered for this role you'll need commercial experience in C#/.NET Development Tech Stack: C#/.NET Core UI Development (WPF/XAML/MVVM) Entity Framework API Design & Development OOP SQL Git/TFS Desirable skills include Docker, Kubernetes, CI/CD, Android & Azure DevOps Role Overview: Design & architecture of applications and design/development of user-facing applications Building reusable code libraries Testing, validation and More ❯

TFS/Azure DevOps We are looking for an experienced Software Developer for a growing Software house. You’ll have the opportunity to work in a close-knit, collaborative Development Team, working on some complex projects, where problem solving is of high importance. To be considered for this role you'll need commercial experience in C#/.NET Development Tech Stack: C#/.NET Core UI Development (WPF/XAML/MVVM) Entity Framework API Design & Development OOP SQL Git/TFS Desirable skills include Docker, Kubernetes, CI/CD, Android & Azure DevOps Role Overview: Design & architecture of applications and design/development of user-facing applications Building reusable code libraries Testing, validation and More ❯