1 to 25 of 46 Permanent API Integration Jobs in the South East

Data Integration Specialist (Excel & API Focus) – Join a high-growth fintech innovator. Are you an Excel expert with a passion for data integration? A fast-growing financial technology company—trusted by leading global banks, hedge funds, and asset managers—is seeking a skilled Data Integration Specialist to support our Excel Add-in and data distribution tools. … What You’ll Do Support installation, deployment, and troubleshooting of our Excel Add-in across client systems. Ensure seamless integration of financial data into the Windows ecosystem . Assist clients with configuration, troubleshooting, and user adoption. Work on API integration projects and provide technical expertise. What You’ll Bring Deep expertise in MS Excel (add-ins, VBA … troubleshooting). Strong background in the Windows environment and desktop integrations. Previous experience at major data providers (Bloomberg, FactSet, S&P, or similar) highly desirable. API integration knowledge is a plus. Excellent communication skills with a client-first approach. Why Join Us? Be part of a rapidly scaling fintech innovator at the forefront of credit data analytics. Work More ❯

Data Integration Specialist (Excel & API Focus) – Join a high-growth fintech innovator. Are you an Excel expert with a passion for data integration? A fast-growing financial technology company—trusted by leading global banks, hedge funds, and asset managers—is seeking a skilled Data Integration Specialist to support our Excel Add-in and data distribution tools. … What You’ll Do Support installation, deployment, and troubleshooting of our Excel Add-in across client systems. Ensure seamless integration of financial data into the Windows ecosystem . Assist clients with configuration, troubleshooting, and user adoption. Work on API integration projects and provide technical expertise. What You’ll Bring Deep expertise in MS Excel (add-ins, VBA … troubleshooting). Strong background in the Windows environment and desktop integrations. Previous experience at major data providers (Bloomberg, FactSet, S&P, or similar) highly desirable. API integration knowledge is a plus. Excellent communication skills with a client-first approach. Why Join Us? Be part of a rapidly scaling fintech innovator at the forefront of credit data analytics. Work More ❯

Data Integration Specialist (Excel & API Focus) – Join a high-growth fintech innovator. Are you an Excel expert with a passion for data integration? A fast-growing financial technology company—trusted by leading global banks, hedge funds, and asset managers—is seeking a skilled Data Integration Specialist to support our Excel Add-in and data distribution tools. … What You’ll Do Support installation, deployment, and troubleshooting of our Excel Add-in across client systems. Ensure seamless integration of financial data into the Windows ecosystem . Assist clients with configuration, troubleshooting, and user adoption. Work on API integration projects and provide technical expertise. What You’ll Bring Deep expertise in MS Excel (add-ins, VBA … troubleshooting). Strong background in the Windows environment and desktop integrations. Previous experience at major data providers (Bloomberg, FactSet, S&P, or similar) highly desirable. API integration knowledge is a plus. Excellent communication skills with a client-first approach. Why Join Us? Be part of a rapidly scaling fintech innovator at the forefront of credit data analytics. Work More ❯

code practices. What will you be doing Backend Development: Develop, test, and maintain Python-based backend services, leveraging asynchronous programming and multithreading to optimize performance and scalability where appropriate. API Integration: Develop, document, and consume RESTful APIs, including integration with Microsoft Graph APIs and other third-party systems. Security Compliance: Implement robust authentication and authorization mechanisms and … enforce security best practices to safeguard API communication and data integrity. Cloud Engineering: Design and implement components using Azure services such as Function Apps, API Management, Application Gateway, Azure AI Foundry, Databricks and Service Bus. DevOps & CI/CD: Collaborate on build and deployment automation using Git, Azure DevOps, and CI/CD pipelines. Workflow Automation: Collaborate with … Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of RESTful API design, authentication More ❯

code practices. What will you be doing Backend Development: Develop, test, and maintain Python-based backend services, leveraging asynchronous programming and multithreading to optimize performance and scalability where appropriate. API Integration: Develop, document, and consume RESTful APIs, including integration with Microsoft Graph APIs and other third-party systems. Security Compliance: Implement robust authentication and authorization mechanisms and … enforce security best practices to safeguard API communication and data integrity. Cloud Engineering: Design and implement components using Azure services such as Function Apps, API Management, Application Gateway, Azure AI Foundry, Databricks and Service Bus. DevOps & CI/CD: Collaborate on build and deployment automation using Git, Azure DevOps, and CI/CD pipelines. Workflow Automation: Collaborate with … Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of RESTful API design, authentication More ❯

code practices. What will you be doing Backend Development: Develop, test, and maintain Python-based backend services, leveraging asynchronous programming and multithreading to optimize performance and scalability where appropriate. API Integration: Develop, document, and consume RESTful APIs, including integration with Microsoft Graph APIs and other third-party systems. Security Compliance: Implement robust authentication and authorization mechanisms and … enforce security best practices to safeguard API communication and data integrity. Cloud Engineering: Design and implement components using Azure services such as Function Apps, API Management, Application Gateway, Azure AI Foundry, Databricks and Service Bus. DevOps & CI/CD: Collaborate on build and deployment automation using Git, Azure DevOps, and CI/CD pipelines. Workflow Automation: Collaborate with … Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of RESTful API design, authentication More ❯

them “at the touch of a button.” While that may be ambitious, the successful candidate will play a key role in moving towards this goal by: Taking ownership of integration processes with external systems, ensuring seamless connectivity and client satisfaction. Collaborating with Client Solutions and other teams to understand requirements and deliver tailored solutions. Designing and implementing scalable, future … proof architectures for new connectors and integrations. Enhancing observability with better diagnostics, logging, and tracing to support technical teams. Overseeing the development and management of the public API (REST event streaming functionality). Producing clear, accessible technical documentation, using tools like Swagger. Driving the creation of self-serve capabilities to empower clients to manage integrations independently. What the Role … let us know by emailing (if this address has been removed by the job board, full details are available on our website). Keywords Head of Integrations/Technical Integration Lead/API Integration Manager/SaaS Integration Engineer/Full Stack Developer/Solutions Architect/Cloud Engineer/Platform Integrations Lead/Node.js/ More ❯

managers, wealth advisors, and multi-family offices to streamline operations, enhance profitability, and accelerate digital transformation. The platform integrates directly with Saxo Bank, Addepar, and other vendors via Open API, offering a full stack of investment, trading, custody, and reporting infrastructure. Backed by cutting-edge cloud-native architecture, we are redefining the way wealth managers operate. The Role We … investment management platform Coordinate complex product development initiatives across portfolio management, trading, reporting, CRM, business management, and other modules Translate business and regulatory requirements into technical specifications Oversee the integration and enhancement of our extensive Open API ecosystem, including connections with Saxo Bank, Addepar, market data providers, KYC/AML vendors, and many others Serve as the primary … deep understanding of industry workflows and requirements Solid technical foundation with hands-on experience in modern web technologies, including React, TypeScript, Python, and cloud infrastructure (AWS preferred) Understanding of API integration patterns, particularly Open API/REST API implementations in financial services contexts Proven track record of successfully managing complex, multi-module/multi-vendor software More ❯

managers, wealth advisors, and multi-family offices to streamline operations, enhance profitability, and accelerate digital transformation. The platform integrates directly with Saxo Bank, Addepar, and other vendors via Open API, offering a full stack of investment, trading, custody, and reporting infrastructure. Backed by cutting-edge cloud-native architecture, we are redefining the way wealth managers operate. The Role We … investment management platform Coordinate complex product development initiatives across portfolio management, trading, reporting, CRM, business management, and other modules Translate business and regulatory requirements into technical specifications Oversee the integration and enhancement of our extensive Open API ecosystem, including connections with Saxo Bank, Addepar, market data providers, KYC/AML vendors, and many others Serve as the primary … deep understanding of industry workflows and requirements Solid technical foundation with hands-on experience in modern web technologies, including React, TypeScript, Python, and cloud infrastructure (AWS preferred) Understanding of API integration patterns, particularly Open API/REST API implementations in financial services contexts Proven track record of successfully managing complex, multi-module/multi-vendor software More ❯

Data Integration Engineer £Up to £700 Inside IR35 GBP Onsite WORKING Location: Bristol, South West - United Kingdom Type: Permanent Software Engineer/Data Integration Engineer - National Security & Government Up to £700 Inside IR35 Location: London or Bristol Our client is a trusted digital consultancy working at the heart of national security, law enforcement, and defence. They deliver secure … protect the UK and its interests. With a strong focus on innovation, collaboration, and agility, they empower engineers to solve complex challenges in high-trust environments. As a Data Integration Engineer , you'll work across data pipelines, APIs, and backend services to ensure data flows securely and seamlessly between systems. You'll collaborate with cross-functional teams to design … and deliver scalable integration solutions that support critical mission capabilities. Key Responsibilities Design, develop, and maintain integrations between internal systems and third-party platforms using APIs and secure protocols. Build and optimise scalable data pipelines for ingesting, transforming, and delivering data across environments. Collaborate with software engineers, DevOps, and product teams to understand integration requirements and deliver robust More ❯

.NET Core, and ASP.NET Core MVC - Experience with Entity Framework Core, SQL Server/Azure SQL, Azure Services, Azure DevOps - Frontend skills with HTML5, CSS3, and JavaScript - Experience with API integrations and version control (GitHub/Bitbucket) - Degree in Computer Science or equivalent experience - Experience with MAUI/Xamarin (desirable) Benefits - Competitive salary - Flexible working hours (within 8am6pm) - Private More ❯

to address server-side optimizations and resolve stability issues. Database Management: Reviewing SQL database processes and automating tasks where required. Debugging and improving backend database integrations. 3. Zoho CRM Integration and Support (Optional): API integration for Zoho CRM. Workflow creation and process optimization within Zoho. Consultancy and ongoing support for Zoho-related tools. 4. E-commerce and More ❯

user-focused interfaces from wireframes. Create and maintain reusable components and documentation using Storybook. Build cross-platform features for iOS and Android using Ionic. Collaborate with backend teams on API integration and implementation. Write clean, maintainable code, adhering to best practice and team standards. Maintain effective test coverage using Jest and React Testing Library. Participate in code reviews … Frontend Developer, JavaScript Developer, TypeScript Developer, Ionic Developer, Hybrid App Developer, Cross-Platform Developer, iOS Developer, Android Developer, React Native Developer, UI Developer, Application Developer, Software Engineer, Storybook, Context API, GitHub, Jest, React Testing Library, Azure, DevOps, .NET, CI/CD, YAML, Financial Services Developer, Wealth Management Technology Deerfoot Recruitment Solutions Ltd is a leading independent tech recruitment consultancy More ❯

VBA), and a keen interest in the Insurance industry. The successful candidate will play a crucial role in demonstrating their system capabilities, converting and integrating models, and ensuring seamless API connections. Key Responsibilities • Collaborate with Sales Team: Assist the sales team by creating and conducting slick initial demonstrations of our products to potential clients, highlighting key features and benefits. … Model Integration: Quickly and accurately convert complex spreadsheet models which often contain VBA into our no-code platform, ensuring compatibility and functionality. • Client Demonstrations: Present the integrated models back to clients, ensuring they understand and appreciate the products’ capabilities and highlighting how it meets their exact requirements. • VBA to Python/SQL Conversion: Convert existing VBA models into Python … scripts or SQL queries to improve efficiency and integration with our products. • API Setup and Integration: Establish and manage API connections between our platform and external systems, ensuring smooth data exchange. Experience • Education: Recent graduate with a degree in a relevant field (e.g., Computer Science, Mathematics, Engineering, Finance, etc.) at least a 2.1 grade (or equivalent More ❯

and maintain full-stack applications using Python (Django, Flask or FastAPI) and modern JavaScript frameworks (such as React, Vue or Angular) Develop and optimise ETL pipelines , data workflows and API integrations Collaborate with data engineers and analysts to ensure efficient data architecture and accessibility Work with relational and non-relational databases (e.g. PostgreSQL, MongoDB) Contribute to deployment processes using More ❯

SQL queries to support data-driven functionality. Collaborating with other developers and designers to architect robust front-end and back-end solutions. Testing your code with appropriate unit and integration tests. Estimating and managing your workload with a focus on quality and efficiency. Refactoring and improving existing code to maintain performance and scalability. Participating in peer code reviews, offering … software engineering role. Strong JavaScript skills and experience with modern frameworks (Vue.js, Knockout.js, jQuery). Solid working knowledge of SQL , relational databases, and writing efficient queries. Good understanding of API integration and data flow between front-end and back-end. Familiarity with data visualisation libraries such as D3.js. Strong grasp of MVVM architecture, responsive design, and UI/ More ❯

About Icebrg Icebrg is a London-based wealthtech startup creating a digital Platform as a Service for modern investment managers: a cloud-native, API-driven wealthtech platform that integrates custody, trading, portfolio management, reporting, and compliance workflows. With live connectivity to Saxo Bank, Addepar, and multiple API-based services (client KYC/AML, market data providers, and many … Senior Operations Manager to lead the operational setup and management of the Icebrg platform. You will oversee client assets and reporting, manage operational and regulatory processes, and ensure seamless integration of operational workflows with our technology infrastructure. This is a highly technical role: you will work closely with the CTO and the developers’ team, leveraging Open API integrations … Manage comprehensive regulatory reporting, including transaction reporting, position reporting, and market abuse surveillance Maintain books and records in accordance with regulatory standards and audit requirements Leverage our extensive Open API integration ecosystem, implementing best practices for system connectivity and data flow Oversee trading operations, including order management, execution, settlement, custody and reporting across multiple asset classes and markets More ❯

About Icebrg Icebrg is a London-based wealthtech startup creating a digital Platform as a Service for modern investment managers: a cloud-native, API-driven wealthtech platform that integrates custody, trading, portfolio management, reporting, and compliance workflows. With live connectivity to Saxo Bank, Addepar, and multiple API-based services (client KYC/AML, market data providers, and many … Senior Operations Manager to lead the operational setup and management of the Icebrg platform. You will oversee client assets and reporting, manage operational and regulatory processes, and ensure seamless integration of operational workflows with our technology infrastructure. This is a highly technical role: you will work closely with the CTO and the developers’ team, leveraging Open API integrations … Manage comprehensive regulatory reporting, including transaction reporting, position reporting, and market abuse surveillance Maintain books and records in accordance with regulatory standards and audit requirements Leverage our extensive Open API integration ecosystem, implementing best practices for system connectivity and data flow Oversee trading operations, including order management, execution, settlement, custody and reporting across multiple asset classes and markets More ❯

explaining technical details clearly to audiences with varying expertise. Essential Skills & Experience Implementation or systems engineering for complex data solutions. Strong scripting skills (PowerShell, .NET, C#, Java, etc.). API integration experience (REST, SOAP) using tools like Postman or Fiddler. Solid RDBMS knowledge (MS SQL) and data handling expertise. Proficiency with Windows server/client environments. Excellent written More ❯

PHP and Laravel. Strong knowledge of Azure Frontend: HTML, CSS JavaScript, jQuery, and GSAP. Backend: Expertise in PHP, Laravel, and MySQL/MariaDB. APIs: Experience with REST and SOAP API design and integration. Version Control: Strong GIT proficiency. Server Management SEO: Deep knowledge of on-page SEO principles. Proven success in fast-paced settings managing multiple projects in client More ❯

Drive innovation through prototyping and evaluation of emerging technologies What We're Looking For: Proven experience as a Solution Architect or Solution Designer Proficiency in cloud platforms skilled with API development, message buses and languages such as C#, Python, or PHP Excellent communication and stakeholder management skills Strategic thinker with a collaborative mindset and strong attention to technical detail More ❯

for a large-scale web application Contribute to major framework migrations (Vue 23 or VueReact) Ensure applications are high-performing, scalable, and maintainable Collaborate with back-end teams on API integrations Drive code quality, best practices, and CI/CD improvements Work closely with a fully remote, globally distributed engineering team About You 5+ years’ experience as a Web … about building high-quality products with great user experiences Nice to Have Degree/Diploma in Computer Science, Engineering, or similar Financial systems or agency workflow experience SQL and API integration skills Experience with component libraries such as DevExtreme What’s in It for You £60,000 – £75,000 salary (depending on experience) Fully remote working with monthly More ❯

with SharePoint, Dynamics 365, or other core business systems. Ability to engage stakeholders, capture requirements, and translate them into scalable solutions. Desirable: knowledge of SQL, Azure Data Services, or API integrations. More ❯

PingGateway scripted routes, and PingAM authentication tree nodes Strong hands-on coding across either JavaScript or Java, and you must be comfortable in designing extensible IAM APIs for seamless integration with external and internal applications. Strong working knowledge of implementing PingAM custom authentication trees, including downstream API integration with threat sensors (ThreatMetrix, BioCatch, etc.), adaptive authentication and More ❯

What You'll Bring Proven experience in on-prem to cloud data migrations Strong SQL (e.g. MS SQL, Oracle) and NoSQL (e.g. MongoDB, Neo4J) skills Expertise in Python, ETL, API integration, and data processing Familiarity with Hadoop, Docker, and containerisation technologies Knowledge of Generative AI, NLP, or OCR is a plus Understanding of data governance and compliance in More ❯