1 to 25 of 172 API Development Jobs in London

and post-trade client operations, while enabling asset managers to distribute their products through a scalable "Alternatives-as-a-Service" framework. Vega's modular, API-driven architecture ensures compatibility with a broad range of existing point solutions and third party stakeholders, setting the foundations for the first purpose-built … and 60 senior executives from the alternative investment industry. To learn more, please visit . Key responsibilities Architect and Develop: lead the design and development of back-end services for our SaaS B2B platform, focusing on creating an open architecture that integrates various players in the private equity ecosystem. … Microservices: build and maintain microservices using Java 21 and Spring Boot, ensuring scalability, reliability, and performance. Cloud Development: play a crucial role in our cloud infrastructure with Kubernetes (K8s) on AWS, leveraging Docker for containerisation. API Development: develop and optimise RESTful APIs to support our frontend applications More ❯

skills that make our solutions indispensable to our clients. Tasks include: System Architecture: Design scalable, secure platform-based architectures (microservices, event-driven, etc) Python Development: Deliver projects in Python, ensuring high performance and scalability API Development: Design secure, scalable APIs Large-Scale Data Handling: Build systems to … AI & ML: Integrate Gen AI solutions and explore machine learning for business applications AWS Cloud Expertise: Architect and deploy systems using AWS services (Lambda, API Gateway, S3, etc) Security Mindset: Implement security best practices across development processes CI/CD & Automation: Set up CI/CD pipelines and … based systems and have an excellent knowledge of modern cloud architectures, particularly AWS. Must-have experience Strong product-focus, owning end-to-end feature development and testing Extensive Python experience architecting platforms and microservices in event-driven and monolithic environments Experience with API development and a focus More ❯

for someone who wants to help shape a growing business, providing input on all aspects of the business with a focus on product design, development and delivery. You should love shipping to customers. Nothing we build matters if it isn't solving problems for our customers and you love … do. Responsibilities Our Product Engineers work across the technical stack, designing and implementing the solutions that become indispensable to our clients. Tasks include: Python Development: Deliver projects in Python, ensuring high performance and scalability Deep collaboration: Work with cross-functional teams to align on goals and deliver results Generative … Design scalable, secure platform-based architectures (microservices, event-driven, etc) Large-Scale Data Handling: Build systems to manage and process large data volumes efficiently API Development: Design secure, scalable APIs AWS Cloud Expertise: Architect and deploy systems using AWS services (Lambda, API Gateway, S3, etc) Experience As More ❯

Data Architecture: Design and implement data solutions using Azure SQL, Synapse, Data Lake, and Data Factory (ADFv2). System Integration: Lead the migration and development of scalable integration frameworks; build robust ETL/ELT pipelines. Infrastructure: Ensure data infrastructure is high-performing, secure, and future-proof using native Azure … services. API Development: Develop APIs and web services (.NET/C#) to support secure data exchange and third-party connectivity. Customer-Facing Collaboration: Engage directly with customers to scope, define, and deliver integration solutions. Performance & Optimisation: Continuously improve reliability, speed, and observability of existing data pipelines. Documentation: Maintain … roles, ideally within SaaS or cloud-native environments. Strong Azure background: Data Factory, Synapse, SQL, Data Lake, Event Grid, etc. Hands-on with modern API development (REST, SOAP) and data formats (JSON, XML). Experience building and scaling system integrations. Proficient in .NET/C# (desirable). Familiarity More ❯

Data Architecture: Design and implement data solutions using Azure SQL, Synapse, Data Lake, and Data Factory (ADFv2). System Integration: Lead the migration and development of scalable integration frameworks; build robust ETL/ELT pipelines. Infrastructure: Ensure data infrastructure is high-performing, secure, and future-proof using native Azure … services. API Development: Develop APIs and web services (.NET/C#) to support secure data exchange and third-party connectivity. Customer-Facing Collaboration: Engage directly with customers to scope, define, and deliver integration solutions. Performance & Optimisation: Continuously improve reliability, speed, and observability of existing data pipelines. Documentation: Maintain … roles, ideally within SaaS or cloud-native environments. Strong Azure background: Data Factory, Synapse, SQL, Data Lake, Event Grid, etc. Hands-on with modern API development (REST, SOAP) and data formats (JSON, XML). Experience building and scaling system integrations. Proficient in .NET/C# (desirable). Familiarity More ❯

Data Architecture: Design and implement data solutions using Azure SQL, Synapse, Data Lake, and Data Factory (ADFv2). System Integration: Lead the migration and development of scalable integration frameworks; build robust ETL/ELT pipelines. Infrastructure: Ensure data infrastructure is high-performing, secure, and future-proof using native Azure … services. API Development: Develop APIs and web services (.NET/C#) to support secure data exchange and third-party connectivity. Customer-Facing Collaboration: Engage directly with customers to scope, define, and deliver integration solutions. Performance & Optimisation: Continuously improve reliability, speed, and observability of existing data pipelines. Documentation: Maintain … roles, ideally within SaaS or cloud-native environments. Strong Azure background: Data Factory, Synapse, SQL, Data Lake, Event Grid, etc. Hands-on with modern API development (REST, SOAP) and data formats (JSON, XML). Experience building and scaling system integrations. Proficient in .NET/C# (desirable). Familiarity More ❯

Data Architecture: Design and implement data solutions using Azure SQL, Synapse, Data Lake, and Data Factory (ADFv2). System Integration: Lead the migration and development of scalable integration frameworks; build robust ETL/ELT pipelines. Infrastructure: Ensure data infrastructure is high performing, secure, and future proof using native Azure … services. API Development: Develop APIs and web services (.NET/C) to support secure data exchange and third party connectivity. Customer-Facing Collaboration: Engage directly with customers to scope, define, and deliver integration solutions. Performance & Optimisation: Continuously improve reliability, speed, and observability of existing data pipelines. Documentation: Maintain … roles, ideally within SaaS or cloud native environments. Strong Azure background: Data Factory, Synapse, SQL, Data Lake, Event Grid, etc. Hands on with modern API development (REST, SOAP) and data formats (JSON, XML). Experience building and scaling system integrations. Proficient in .NET/C (desirable). Familiarity More ❯

Data Architecture: Design and implement data solutions using Azure SQL, Synapse, Data Lake, and Data Factory (ADFv2). System Integration: Lead the migration and development of scalable integration frameworks; build robust ETL/ELT pipelines. Infrastructure: Ensure data infrastructure is high performing, secure, and future proof using native Azure … services. API Development: Develop APIs and web services (.NET/C) to support secure data exchange and third party connectivity. Customer-Facing Collaboration: Engage directly with customers to scope, define, and deliver integration solutions. Performance & Optimisation: Continuously improve reliability, speed, and observability of existing data pipelines. Documentation: Maintain … roles, ideally within SaaS or cloud native environments. Strong Azure background: Data Factory, Synapse, SQL, Data Lake, Event Grid, etc. Hands on with modern API development (REST, SOAP) and data formats (JSON, XML). Experience building and scaling system integrations. Proficient in .NET/C (desirable). Familiarity More ❯

Data Architecture: Design and implement data solutions using Azure SQL, Synapse, Data Lake, and Data Factory (ADFv2). System Integration: Lead the migration and development of scalable integration frameworks; build robust ETL/ELT pipelines. Infrastructure: Ensure data infrastructure is high performing, secure, and future proof using native Azure … services. API Development: Develop APIs and web services (.NET/C) to support secure data exchange and third party connectivity. Customer-Facing Collaboration: Engage directly with customers to scope, define, and deliver integration solutions. Performance & Optimisation: Continuously improve reliability, speed, and observability of existing data pipelines. Documentation: Maintain … roles, ideally within SaaS or cloud native environments. Strong Azure background: Data Factory, Synapse, SQL, Data Lake, Event Grid, etc. Hands on with modern API development (REST, SOAP) and data formats (JSON, XML). Experience building and scaling system integrations. Proficient in .NET/C (desirable). Familiarity More ❯

achieve the same. Most of all, you will enjoy working with a great team and be passionate about the work you do. Responsibilities Python Development: Deliver projects in Python, ensuring high performance and scalability Deep collaboration: Work with cross-functional teams to align on goals and deliver results Generative … Design scalable, secure platform-based architectures (microservices, event-driven, etc) Large-Scale Data Handling: Build systems to manage and process large data volumes efficiently API Development: Design secure, scalable APIs AWS Cloud Expertise: Architect and deploy systems using AWS services (Lambda, API Gateway, S3, etc) Experience As … microservices Strong product-based focus, owning components/features end to end Broad architecture exposure, including microservices, event-driven and monolithic environments Experience with API development Hands-on experience with AWS cloud services Excited to work with AI tools Nice to have experience Experience or strong interest in More ❯

Senior Solutions Architect to be based at the Company's Central London Offices. You will have extensive and deep expertise in the following Application Development areas: Expertise in application architecture using modern technologies such as cloud native development, 12 factor Apps, microservices, serverless, API management, Kafka, etc. … Deep knowledge of Microservices, Containers, REST APIs development, API Management tools (e.g. MuleSoft, Apigee), Kafka Solution architect with broad expertise in a wide range of digital technologies in areas of application platform development, web and mobile development, cloud, integration, security, etc. Application development experience with … Azure Understanding of distributed computing paradigm and exposure to building highly scalable systems. Experience with platform modernization and cloud migration projects Expertise in Agile development methodologies like TDD, BDD, Performance/Load testing etc. DevOps experience - CI/CD, Test Automation, Containerization - tools and processes Should be conversant with More ❯

to ensure ongoing alignment to established solution vision. Required Expertise: Extensive and deep expertise in application architecture using modern technologies such as cloud native development, 12 factor Apps, microservices, serverless, API management, Kafka, etc. Deep knowledge of Microservices, Containers, REST APIs development, API Management tools (e.g. … MuleSoft, Apigee), Kafka. Solution architect with broad expertise in a wide range of digital technologies in areas of application platform development, web and mobile development, cloud, integration, security, etc. Application development experience with at least one of the cloud providers - Amazon AWS or MS Azure. Understanding of … distributed computing paradigm and exposure to building highly scalable systems. Experience with platform modernization and cloud migration projects. Expertise in Agile development methodologies like TDD, BDD, Performance/Load testing etc. DevOps experience - CI/CD, Test Automation, Containerization - tools and processes. Conversant with emerging technologies - chatbots, voice/ More ❯

recruit a Senior Solutions Architect to be based at the Company's Central London Offices. You will extensive and deep Expertise in following Application Development areas: " Expertise in application architecture using modern technologies such as cloud native development, 12 factor Apps, microservices, serverless, API management, Kafka, etc. … Deep knowledge of Microservices, Containers, REST APIs development, API Management tools (e.g. MuleSoft, Apigee), Kafka " Solution architect with broad expertise in wide range of digital technologies in areas of application platform development, web and mobile development, cloud, integration, security, etc. " Application dev experience with at least … Azure " Understanding of distributed computing paradigm and exposure to building highly scalable systems. " Experience with platform modernization and cloud migration projects " Expertise in Agile development methodologies like TDD, BDD, Performance/Load testing etc. " DevOps experience - CI/CD, Test Automation, Containerization - tools and processes " Should be conversant with More ❯

to recruit a Senior Solutions Architect to based at the Company's Central London Offices. You will extensive and deep Expertise in following Application Development areas: Expertise in application architecture using modern technologies such as cloud native development, 12 factor Apps, microservices, serverless, API management, Kafka, etc. … Deep knowledge of Microservices, Containers, REST APIs development, API Management tools (e.g. MuleSoft, Apigee), Kafka Solution architect with broad expertise in wide range of digital technologies in areas of application platform development, web and mobile development, cloud, integration, security, etc. Application dev experience with at least … Azure Understanding of distributed computing paradigm and exposure to building highly scalable systems. Experience with platform modernization and cloud migration projects Expertise in Agile development methodologies like TDD, BDD, Performance/Load testing etc. DevOps experience - CI/CD, Test Automation, Containerization - tools and processes Should be conversant with More ❯

with some Pre-Sales experience to be based at the Company's Central London Offices. You will extensive and deep Expertise in following Application Development areas: Expertise in application architecture using modern technologies such as cloud native development, 12 factor Apps, microservices, serverless, API management, Kafka, etc. … Deep knowledge of Microservices, Containers, REST APIs development, API Management tools (e.g. MuleSoft, Apigee), Kafka Solution architect with broad expertise in wide range of digital technologies in areas of application platform development, web and mobile development, cloud, integration, security, etc. Application dev experience with at least … Azure Understanding of distributed computing paradigm and exposure to building highly scalable systems. Experience with platform modernization and cloud migration projects Expertise in Agile development methodologies like TDD, BDD, Performance/Load testing etc. DevOps experience - CI/CD, Test Automation, Containerization - tools and processes Should be conversant with More ❯

Fast 50 Leadership Award, Canada's 10 Most Admired Corporate Cultures, and the Deloitte-sponsored Canada's Best Managed Companies awards. Our Global Operations & Development Center is located in Vancouver, BC, Canada. In addition, we have offices in six other cities across the world, including major financial centers like … Boot Real-time communication APIs (WebRTC, SIP, XMPP) Responsibilities: Design, implement and provide architectural guidance in deploying microservices as a part of an agile development team Migrate existing services to microservices, with the goal of reducing complexity at the design and architecture level Write unit and integration tests for … your Java code Collaborate with testers in development of functional test cases Develop deployment systems for Java based systems Collaborate with product owners on user story generation and refinement Monitor and support the operation of production systems Participate in knowledge sharing activities with colleagues Pair programming and peer reviews More ❯

Benefits We are searching on behalf of our London Market Insurance client for a Technical Lead who will be responsible for overseeing the design, development, and implementation of technological solutions within the Reinsurance Segment. This role is critical in driving technical excellence, ensuring alignment with Lloyds, PRA, and FSA … regulatory frameworks, and managing both in-house and outsourced development teams. You will function as a bridge between business stakeholders and the technology teams, ensuring delivery of robust, scalable, and secure technology solutions. The role is responsible for providing hands-on technical oversight, including technology implementation approaches, for effectively … and regulatory requirements. Architect, design, and implement technology solutions that enhance underwriting, claims, policy administration, and reporting systems. Oversee all stages of the software development lifecycle (SDLC), from requirements gathering and system design to development, testing, and deployment. Ensure adherence to best practices in system security, data governance More ❯

Benefits We are searching on behalf of our London Market Insurance client for a Technical Lead who will be responsible for overseeing the design, development, and implementation of technological solutions within the Reinsurance Segment. This role is critical in driving technical excellence, ensuring alignment with Lloyd’s, PRA, and … FSA regulatory frameworks, and managing both in-house and outsourced development teams. You will function as a bridge between business stakeholders and the technology teams, ensuring delivery of robust, scalable, and secure technology solutions. The role is responsible for providing hands-on technical oversight, including technology implementation approaches, for … and regulatory requirements. Architect, design, and implement technology solutions that enhance underwriting, claims, policy administration, and reporting systems. Oversee all stages of the software development lifecycle (SDLC), from requirements gathering and system design to development, testing, and deployment. Ensure adherence to best practices in system security, data governance More ❯

that helps others achieve their goals. In short, We Enable Possibility . The Position The Technical Lead will be responsible for overseeing the design, development, and implementation of technological solutions within the Reinsurance Segment. This role is critical in driving technical excellence, ensuring alignment with Lloyd's, PRA, and … FSA regulatory frameworks, and managing both in-house and outsourced development teams. You will function as a bridge between business stakeholders and the technology teams, ensuring delivery of robust, scalable, and secure technology solutions. The role is responsible for providing hands-on technical oversight, including technology implementation approaches, for … and regulatory requirements. Architect, design, and implement technology solutions that enhance underwriting, claims, policy administration, and reporting systems. Oversee all stages of the software development lifecycle (SDLC), from requirements gathering and system design to development, testing, and deployment. Ensure adherence to best practices in system security, data governance More ❯

transformers Experience using Tableau or PowerBI for visualisations and reporting Familiarity with DS front ends like Streamlit or Gradio to prototype solutions Exposure to development experience in mobile responsiveness using React.JS Web API development and integration in .NET C# Cloud based infrastructure and development on Azure … facilitating workshops Key Accountability Cleaning and preparation of large data sources in different formats for analysis Analysis of data for identifying trends and correlations Development of predictive & generative models Design and development of databases Organisation, interpretation, and visualisation of data Development, implementation, maintenance, and operations of models … for prediction of business trends Development of natural language interfaces through interface, BI and Web UI Adjust pre-existing market language models that have already been trained for generative AI applications Weekly releases of upgrades and new features Prioritise short-term returns and long-term growth while collaborating with More ❯

prominent London Market Insurance firm, is seeking a skilled Technical Lead to join their growing team. You will be responsible for overseeing the design, development, and implementation of technological solutions within the Reinsurance Segment. You will play a crucial role in supporting the integration of new syndicates and ensuring … and regulatory requirements. Architect, design, and implement technology solutions that enhance underwriting, claims, policy administration, and reporting systems. Oversee all stages of the software development lifecycle (SDLC), from requirements gathering and system design to development, testing, and deployment. Ensure adherence to best practices in system security, data governance … Insurtech solutions, to identify opportunities for innovation. Desired Skills At least 3+ years of experience in PowerBuilder. At least 5+ years of rigorous application development and hands-on experience using Microsoft technologies stack At least 5+ years of hands-on experience with Microsoft .NET technologies and SQL Server Proficiency More ❯

prominent London Market Insurance firm, is seeking a skilled Technical Lead to join their growing team. You will be responsible for overseeing the design, development, and implementation of technological solutions within the Reinsurance Segment. You will play a crucial role in supporting the integration of new syndicates and ensuring … and regulatory requirements. Architect, design, and implement technology solutions that enhance underwriting, claims, policy administration, and reporting systems. Oversee all stages of the software development lifecycle (SDLC), from requirements gathering and system design to development, testing, and deployment. Ensure adherence to best practices in system security, data governance … Insurtech solutions, to identify opportunities for innovation. Desired Skills At least 3+ years of experience in PowerBuilder. At least 5+ years of rigorous application development and hands-on experience using Microsoft technologies stack At least 5+ years of hands-on experience with Microsoft .NET technologies and SQL Server Proficiency More ❯

Solution Architect - AWS, API, Microservices, Remote, FinTech Salary - £90,000/£100,000 + 10% Bonus + Benefits Location - London, Remote We're proud to represent a FinTech scale-up setting a new industry standard in their market. With ambitious plans to scale the platform over the next few … understand business requirements and translate them into technical solutions Design and architect scalable, resilient, and secure microservices-based applications on AWS cloud platform. Develop API strategies and integrations to enable seamless communication between different systems and services. Provide technical leadership and guidance throughout the software development lifecycle, from … with microservices architecture, including design patterns, containerisation, and orchestration (e.g., Docker, Kubernetes). Strong proficiency in AWS cloud services, including EC2, Lambda, S3, RDS, API Gateway, and IAM. In-depth knowledge of secure financial systems, including banking, payments, trading, or risk management. Hands-on experience with API development More ❯

Solution Architect - AWS, API, Microservices, Remote, FinTech Salary - £90,000/£100,000 + 10% Bonus + Benefits Location - London, Remote We're proud to represent a FinTech scale-up setting a new industry standard in their market. With ambitious plans to scale the platform over the next few … understand business requirements and translate them into technical solutions Design and architect scalable, resilient, and secure microservices-based applications on AWS cloud platform. Develop API strategies and integrations to enable seamless communication between different systems and services. Provide technical leadership and guidance throughout the software development lifecycle, from … with microservices architecture, including design patterns, containerisation, and orchestration (e.g., Docker, Kubernetes). Strong proficiency in AWS cloud services, including EC2, Lambda, S3, RDS, API Gateway, and IAM. In-depth knowledge of secure financial systems, including banking, payments, trading, or risk management. Hands-on experience with API development More ❯

Solution Architect - AWS, API, Microservices, Remote, FinTech Salary - £90,000/£100,000 + 10% Bonus + Benefits Location - London, Remote We're proud to represent a FinTech scale-up setting a new industry standard in their market. With ambitious plans to scale the platform over the next few … understand business requirements and translate them into technical solutions Design and architect scalable, resilient, and secure microservices-based applications on AWS cloud platform. Develop API strategies and integrations to enable seamless communication between different systems and services. Provide technical leadership and guidance throughout the software development lifecycle, from … with microservices architecture, including design patterns, containerisation, and orchestration (e.g., Docker, Kubernetes). Strong proficiency in AWS cloud services, including EC2, Lambda, S3, RDS, API Gateway, and IAM. In-depth knowledge of secure financial systems, including banking, payments, trading, or risk management. Hands-on experience with API development More ❯