17 of 17 API Design Jobs in Northern Ireland

Senior API Engineer - AI Integration Team Who are we? At Bright, we've engineered cutting-edge software for accounting, payroll, tax, and practice management. We've assembled a team of top talent and stand ready to lead the industry with our superior software solutions and unparalleled customer support. We're brilliant people creating brilliant software! Join us in our … payroll, accounts and HR practices. We take the headache out of business management and provide cost effective, real solutions to accountants and business owners. The Role: As a Senior API Engineer at Bright, you'll be building API infrastructure that enables our product, third party integrations, our users and AI services to interact with our established product portfolio. … systems that automate end-to-end accounting workflows from document processing through to statutory filing to make a real impact on tens of thousands of our customers. You'll design and implement the API infrastructure that enables our product, third party integrations, our users and AI services to interact with our established product portfolio. Working with autonomy and More ❯

API Engineer Who are we? At Bright, we've engineered cutting-edge software for accounting, payroll, tax, and practice management. We've assembled a team of top talent and stand ready to lead the industry with our superior software solutions and unparalleled customer support. We're brilliant people creating brilliant software! Join us in our mission to create brilliant … their payroll, accounts and HR practices. We take the headache out of business management and provide cost effective, real solutions to accountants and business owners. The Role: As an API Engineer at Bright, you'll be building API infrastructure that enables our product, third party integrations, our users and AI services to interact with our established product portfolio. … systems that automate end-to-end accounting workflows from document processing through to statutory filing to make a real impact on tens of thousands of our customers. You'll design and implement the API infrastructure that enables our product, third party integrations, our users and AI services to interact with our established product portfolio. Working with autonomy and More ❯

require an experienced Senior Software Engineer to lead the architecture, development and maintenance of a cross-platform Software Development Kit (SDK). The successful Senior Software Engineer will also design intuitive Graphical User Interfaces (GUIs) and integrate advanced third-party hardware drivers (USB3, CoaXPress, CameraLink). This is a senior technical role combining strategic architectural input with hands-on … Work with high-performance imaging hardware and advanced driver integrations. Attractive Package - Competitive salary, benefits, and genuine opportunities for professional growth. The Role SDK Development & Architecture Lead the architecture, design, and implementation of an SDK for internal and external developers/customers. Establish coding standards, API design guidelines, and best practices to ensure SDK usability and maintainability. … enable seamless hardware communication. Troubleshoot and optimize performance for high-throughput data interfaces. Collaborate with hardware vendors to ensure driver compatibility and long-term support. Graphical User Interface (GUI) Design & Development Design and develop intuitive basic GUIs that integrate seamlessly with the SDK for R&D debug, production QC and customer demo. Collaborate with the product teams to More ❯

interfaces using modern frontend technologies such as React, WebGL, and TypeScript. Responsibilities: Develop and maintain high-quality frontend applications using React and TypeScript. Collaborate with backend teams to define API schema and ensure seamless integration. Advocate for user experience and aesthetic integrity, ensuring exceptional design and architecture. Own the end-to-end development of frontend components, from design to deployment. Conduct design and code reviews, providing constructive feedback to enhance code quality. Analyze and improve the efficiency, scalability, and stability of frontend components. Work closely with product management to implement features based on customer feedback. Technologies our clients works with: Frontend: React, TypeScript, WebGL Backend Collaboration: API Design, Microservices Integration Cloud Providers: AWS, GCP … Kubernetes, CI/CD pipelines Ideal Candidate: 3+ years of experience in frontend development using React and TypeScript. Strong knowledge of modern frontend architecture and best practices. Experience with API design and integration. Familiarity with continuous integration and deployment (CI/CD) pipelines. Passion for user experience and product design. What's It Like to Work for our More ❯

focus on solving complex problems, not battling process. Continuous improvement built into the DNA - from BDD to CI/CD pipelines and beyond. Full ownership of your deliverables from design through deployment. Key Responsibilities Design, develop, and maintain backend systems focused on performance, scalability, and security. Understand client and partner needs, translating them into high-quality, innovative software … promoting best practices in software delivery. Essential Experience 8+ years' experience in backend engineering, ideally within a Fintech or high-availability environment. Expert-level Java/J2EE development, including design patterns, OO design, and refactoring. Proven experience delivering secure, scalable, high-quality services in production. Strong understanding of REST API design (JAX-RS, RESTEasy, OpenAPI, Swagger More ❯

in an Agile environment Deep expertise in designing and maintaining distributed, cloud-native, event-driven systems Expert-level knowledge of .NET Framework and .NET Core (C#) Strong background in API design and development (REST and/or GraphQL) Proficiency in relational database design and optimisation (MSSQL, MySQL, etc.) Experience deploying and managing solutions on AWS or Azure … Broad understanding of the full SDLC, from design through to post-release support Demonstrated ability to evaluate, challenge, and refine solution designs Excellent communication and influencing skills, with proven mentoring and coaching experience Hands-on experience implementing automated testing for complex systems Desirable Skills Experience with WPF application development In-depth knowledge of AWS services Exposure to Java, JavaScript More ❯

first role in a team that values engineering excellence, technical ownership, and collaboration. You'll be one of the first senior hires in their new UK engineering base, helping design and deliver integration frameworks and backend systems that power enterprise-scale connectivity across multiple products and platforms. The Role We're seeking an experienced Senior Python/Django Engineer … with a strong background in systems integration to design, develop, and maintain scalable, secure, and high-performance backend systems. You'll take ownership of integration-focused projects, architect clean and reusable APIs, and work with cloud-based technologies to connect complex systems in a seamless, maintainable way. Key Responsibilities * Design and develop scalable backend systems using Python and … Django. * Build robust integrations and APIs to connect internal and third-party platforms. * Lead architectural discussions around system design, scalability, and data flow. * Collaborate cross-functionally with Product, DevOps, and QA to deliver high-quality releases. * Contribute to CI/CD pipelines and promote best practices for observability and monitoring. * Troubleshoot and resolve production issues, designing long-term solutions. More ❯

office systems within a fast-moving global trading and data environment. You'll guide a talented, multi-disciplinary engineering team, partnering with senior architects and peers across regions to design and deliver distributed, event-driven, cloud-native platforms. This is a hands-on technical leadership role focused on building robust, scalable systems while championing engineering excellence and modern delivery … mentoring Agile software engineering teams Experience designing, building and maintaining distributed, cloud-native, event-driven platforms Advanced proficiency in C# with .NET Core and .NET Framework Solid experience with API design and implementation (REST, GraphQL) Expertise in relational databases and performance tuning (MSSQL, MySQL or similar) Skilled in cloud deployment and management (AWS or Azure) Broad understanding of … the software development lifecycle, from design through to post-release support Pragmatic, delivery-driven mindset with an ability to challenge assumptions and drive technical clarity Strong problem-solving skills with experience using proof-of-concepts to validate ideas Excellent communication, collaboration and stakeholder management abilities Proven experience implementing scalable automated testing frameworks Desirable Hands-on experience with WPF or More ❯

shaping the engineering culture of a forward-thinking team. What You'll Be Doing Provide technical mentorship to engineers and help align development efforts with project timelines and goals Design, develop, and support scalable software solutions Work closely with Business Analysts and Project Managers to refine and translate technical requirements Implement Infrastructure as Code (IaC) using AWS CDK with … cloud-based systems are secure, high-performing, and highly available Actively participate in agile ceremonies and foster a collaborative agile environment Create and maintain clear technical documentation for architecture, design, and processes What You'll Bring Proven experience in a Principal .NET Engineering role Strong hands-on expertise in cloud technologies, particularly within AWS Solid understanding of unit testing … CI/CD pipelines, and Agile practices Experience with Entity Framework, contract-first API design, and microservices architecture Bonus Skills (Nice to Have) Exposure to Docker and Kubernetes Experience working with relational and NoSQL databases Familiarity with tools like Git, JIRA, and a strong focus on documentation Benefits A highly competitive salary package Annual bonus and performance incentives More ❯

interfaces * Collaborate with a talented and passionate frontend engineering team The Role As a Frontend Engineer, you'll be responsible for: * Leading the development of frontend software components, from design to deployment and maintenance * Contributing to technological and architectural decisions, ensuring high-quality code and user experience * Advocating for product and user experience, ensuring aesthetic integrity and architecture alignment … Designing and reviewing APIs in collaboration with other teams * Analyzing and improving the performance, scalability, and efficiency of system components * Conducting design and code reviews to maintain best practices About You You're a great fit if you have: * 3+ years of experience in frontend engineering using React and TypeScript * Strong understanding of web technologies, including HTML, CSS, and … JavaScript * Experience with WebGL or similar graphics libraries * Proven experience with API design and collaboration with backend teams * Familiarity with CI/CD pipelines and best practices * A passion for creating excellent user interfaces with high performance Bonus Skills (Desirable, but not essential) Experience with cloud security and cloud-native development * Knowledge of modern frontend development tools and More ❯

organisation, and ecosystems to make an impact that matters to our clients and to society. We're a new type of creative digital consultancy that fuses strategy, tech and design to identify where businesses need to be, then get them there. Fast. Want to help us shape the future? We're looking for experienced engineers to work with our … it matters most. Connect to your opportunity As a technical architect, you will play a crucial role in our agile project delivery by collaborating with cross-functional teams to design and implement flexible, scalable, and secure technical solutions. You will work closely with client stakeholders to understand requirements, provide technical leadership, and ensure that the architecture aligns with agile … backgrounds, and perspectives. Willing and eligible to apply and obtain UK security clearance to Security Check (SC) level, if not holding an existing clearance Extensive experience in digital architecture design and implementation Strong knowledge of public sector regulations and compliance requirements Proficiency in cloud technologies and architecture (e.g. AWS, Azure, Google Cloud) Expertise in software development methodologies and best More ❯

you enjoy owning features across the stack, shaping user experience, and ensuring high quality delivery, this environment will suit you. What You Will Do Deliver full stack features from design to release * Build responsive front end applications using a modern JS framework (React preferred) * Develop back end services and APIs * Work closely with design and product on customer … Front end: React or Vue or Angular * Back end: Node or Go or Python or Java * Experience with cloud environments (AWS preferred) * Strong understanding of component based UI development, API design and modern CI CD * A product mindset and pride in shipping well engineered features Why Join Modern stack, ownership and room to grow * Supportive, practical engineering culture More ❯

We believe in the power of ingenuity to build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking, customer-centric service design, and agile engineering practices to accelerate innovation in a tech-driven world. Why consider joining our Digital & Data community? Join our Digital & Data team working alongside product, design … work with the following technologies to ensure scalable, high-performance applications: .NET (including Entity Framework 6 and Core, ASP.NET MVC and MVC Core) CSS, HTML, JavaScript/Typescript REST API design Microsoft SQL Server, MySQL, Postgres AWS What you can expect Work to agile best practices and cross-functionally with multiple teams and stakeholders. You'll be using More ❯

We believe in the power of ingenuity to build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking, customer-centric service design, and agile engineering practices to accelerate innovation in a tech-driven world. Why consider joining our Digital & Data community? ?? Join our Digital & Data team working alongside product, design … work with the following technologies to ensure scalable, high-performance applications: .NET (including Entity Framework 6 and Core, ASP.NET MVC and MVC Core) CSS, HTML, JavaScript/Typescript REST API design Microsoft SQL Server, MySQL, Postgres AWS What you can expect ?? Work to agile best practices and cross-functionally with multiple teams and stakeholders. You'll be using More ❯

We believe in the power of ingenuity to build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking, customer-centric service design, and agile engineering practices to accelerate innovation in a tech-driven world. Why consider joining our Digital & Data community? Join our Digital & Data team working alongside product, design … work with the following technologies to ensure scalable, high-performance applications: .NET (including Entity Framework 6 and Core, ASP.NET MVC and MVC Core) CSS, HTML, JavaScript/Typescript REST API design Microsoft SQL Server, MySQL, Postgres AWS What you can expect Work to agile best practices and cross-functionally with multiple teams and stakeholders. You'll be using More ❯

We believe in the power of ingenuity to build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking, customer-centric service design, and agile engineering practices to accelerate innovation in a tech-driven world. Why consider joining our Digital & Data community? Join our Digital & Data team working alongside product, design … work with the following technologies to ensure scalable, high-performance applications: .NET (including Entity Framework 6 and Core, ASP.NET MVC and MVC Core) CSS, HTML, JavaScript/Typescript REST API design Microsoft SQL Server, MySQL, Postgres AWS What you can expect Work to agile best practices and cross-functionally with multiple teams and stakeholders. You'll be using More ❯

We believe in the power of ingenuity to build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking, customer-centric service design, and agile engineering practices to accelerate innovation in a tech-driven world. Why consider joining our Digital & Data community? Join our Digital & Data team working alongside product, design … work with the following technologies to ensure scalable, high-performance applications: .NET (including Entity Framework 6 and Core, ASP.NET MVC and MVC Core) CSS, HTML, JavaScript/Typescript REST API design Microsoft SQL Server, MySQL, Postgres AWS What you can expect Work to agile best practices and cross-functionally with multiple teams and stakeholders. You'll be using More ❯