API Integration Jobs in the City of London

17 of 17 API Integration Jobs in the City of London

API & LCNC (Low-code/No-Code) Integration Architect

City of London, London, United Kingdom
eTeam
Must have skills: • A successful LCNC and API Integration Architect typically has a strong background in software development and systems integration. Essential qualifications include: • Technical Expertise: Deep knowledge of integration patterns, API architecture (REST, SOAP), and microservices. Proficiency with at least one major iPaaS or LCNC platform. • Analytical Skills: The ability to analyze complex business problems … translate them into simple, elegant technical solutions. • Communication: Excellent verbal and written communication skills to effectively collaborate with both technical and non-technical stakeholders. • Leadership: Experience leading large-scale integration projects in an agile environment and mentoring development teams. • Problem-Solving: Strong troubleshooting and problem-solving abilities to address integration issues in a timely manner Minimum number of … relevant years of experience: - 10+ years of exp in API and LCNC development. - Minimum 3 to 4 years of architect experience. RESPONSIBLITIES A Low-Code/No-Code (LCNC) and API Integration Architect is a senior technical role responsible for designing and overseeing the implementation of enterprise-wide integration solutions, with a strong emphasis on using More ❯
Posted:

API & LCNC (Low-code/No-Code) Integration Architect

london (city of london), south east england, united kingdom
eTeam
Must have skills: • A successful LCNC and API Integration Architect typically has a strong background in software development and systems integration. Essential qualifications include: • Technical Expertise: Deep knowledge of integration patterns, API architecture (REST, SOAP), and microservices. Proficiency with at least one major iPaaS or LCNC platform. • Analytical Skills: The ability to analyze complex business problems … translate them into simple, elegant technical solutions. • Communication: Excellent verbal and written communication skills to effectively collaborate with both technical and non-technical stakeholders. • Leadership: Experience leading large-scale integration projects in an agile environment and mentoring development teams. • Problem-Solving: Strong troubleshooting and problem-solving abilities to address integration issues in a timely manner Minimum number of … relevant years of experience: - 10+ years of exp in API and LCNC development. - Minimum 3 to 4 years of architect experience. RESPONSIBLITIES A Low-Code/No-Code (LCNC) and API Integration Architect is a senior technical role responsible for designing and overseeing the implementation of enterprise-wide integration solutions, with a strong emphasis on using More ❯
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Data Integration Specialist

City of London, London, United Kingdom
Thrivve by intelletec
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 ❯
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Data Integration Specialist

london (city of london), south east england, united kingdom
Thrivve by intelletec
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 ❯
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Senior Python Developer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
KPMG UK
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 ❯
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Full Stack Developer

City of London, London, United Kingdom
Peregrine
of Angular and .NET projects. Proficiency in Angular (v12+), TypeScript, HTML5, CSS3, and RxJS. Solid experience with .NET Core/.NET 6+, C#, and Entity Framework. Experience with RESTful API design and integration. Familiarity with SQL Server or other relational databases. Understanding of CI/CD pipelines and version control systems (e.g., Git). Strong problem-solving skills and More ❯
Employment Type: Permanent
Salary: £60,000
Posted:

ServiceNow Developer

City of London, London, United Kingdom
Access Computer Consulting
modules like ITSM, ITOM, HRSD, CSM, and CMDB. ServiceNow Scripting: Client Scripts, Business Rules, Script Includes, UI Policies, and UI Actions is also required. Experience of REST/SOAP API Integration: Building and consuming APIs for third-party integrations. Knowledge of ServiceNow Workflows: Designing and implementing Flow Designer and legacy Workflow Editor and Service Portal Development: Custom widgets More ❯
Employment Type: Contract
Rate: £600 - £700/day
Posted:

Data Scientist or AI/ML Engineer

City of London, London, United Kingdom
Vallum Associates
You have: · Advanced Python proficiency, especially in scalable, clean code architecture and microservices (e.g., FastAPI, Flask, asyncio) · Solid understanding of API integration patterns and inter-servic communication (e.g. REST, Kafka) · Experience with authentication and authorization mechanisms (e.g. OAuth2, JWT, Azure AD) · At least two ML/AI solutions delivered to production, ideally involving document understanding, NLP or search More ❯
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SunSystems Administrator Senior

City of London, London, United Kingdom
James Joseph Associates Limited
latest cloud based versions of their other financial modelling, FP&A, Procurement & payment systems, Financial Systems consolidation and the opportunity to learn & execute code-based automation and/or API integrations between across different systems. This is a fantastic opportunity to join a an actively expanding blue chip Financial Services firm that is poised for further growth and can More ❯
Employment Type: Permanent
Salary: £85,000
Posted:

SunSystems Consultant

City of London, London, United Kingdom
James Joseph Associates Limited
latest cloud based versions of their other financial modelling, FP&A, Procurement & payment systems, Financial Systems consolidation and the opportunity to learn & execute code-based automation and/or API integrations between across different systems. This is a fantastic opportunity to join a an actively expanding blue chip Financial Services firm that is poised for further growth and can More ❯
Employment Type: Contract
Rate: From £650 to £850 per day
Posted:

Software Engineer C++ Mac Extensions EDR

City of London, London, England, United Kingdom
Hybrid / WFH Options
Client Server Ltd
you will focus on enabling the core product, written in C/C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations. Location/WFH: You can work from home most of the time, meeting up with colleagues in the London office once or twice a month. About you: You More ❯
Employment Type: Full-Time
Salary: £65,000 - £80,000 per annum
Posted:

Technical Product Manager – AdTech/B2B Focus

City of London, London, United Kingdom
FairPlay Sports Media
to ensure seamless product development and launch. Gather and analyze user feedback to identify areas for improvement and inform future product iterations. Manage external vendor relationships and ensure successful integration with third-party platforms. Metrics & Analytics: Define and track key performance indicators (KPIs) to measure the success of the AdTech platform. Analyze user data and platform usage to identify … teams. Data-driven mindset with experience in defining and tracking product KPIs. Experience in user research and ability to translate user feedback into actionable product roadmaps. Desired: Experience with API development and integration. Experience working with cloud-based platforms (e.g., AWS, Azure, GCP). Experience in managing external vendor relationships (optional, but a plus). What you’ll get More ❯
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Technical Product Manager – AdTech/B2B Focus

london (city of london), south east england, united kingdom
FairPlay Sports Media
to ensure seamless product development and launch. Gather and analyze user feedback to identify areas for improvement and inform future product iterations. Manage external vendor relationships and ensure successful integration with third-party platforms. Metrics & Analytics: Define and track key performance indicators (KPIs) to measure the success of the AdTech platform. Analyze user data and platform usage to identify … teams. Data-driven mindset with experience in defining and tracking product KPIs. Experience in user research and ability to translate user feedback into actionable product roadmaps. Desired: Experience with API development and integration. Experience working with cloud-based platforms (e.g., AWS, Azure, GCP). Experience in managing external vendor relationships (optional, but a plus). What you’ll get More ❯
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Solutions Architect

City of London, London, England, United Kingdom
Larbey Evans
programme, sabbatical, and long service financial award etc.! Solutions Architect Key Responsibilities: Evaluate existing and emerging technologies on a regular basis and recommend areas for change. Develop and maintain API integrations between various systems to ensure seamless data flow and functionality. Use of SQL, JSON, OData and Rest APIs to build and maintain a data warehouse. Leverage Microsoft Power … understanding of the M365 technology stack. Solid understanding of a range of IT topics and applications; iManage, 3E, Intapp, Mimecast, Tessian, Litera suite. Proven experience in writing and managing API integrations. Strong knowledge of one or more coding languages for example SQL, JSON, OData, with experience in data warehousing. Familiarity with Microsoft Power Apps and their integration capabilities. More ❯
Employment Type: Full-Time
Salary: £90,000 per annum
Posted:

Process Improvement Systems Analyst

City of London, London, United Kingdom
Albany Beck
manage platforms including Jira, ServiceNow, Dynamics 365, and other internal systems. Provide 1st line support for business-critical applications, ensuring issues are resolved quickly and effectively. Support and maintain API integrations and smooth data flows between systems. Collaborate with colleagues across the organisation to understand requirements and deliver process improvements. Partner with the Digital Workplace team to standardise workflows … best practices. Skills & Experience Technical exposure gained through studies, IT systems administration, or 1st line support. Familiarity with business platforms such as Jira, ServiceNow, or Dynamics 365. Comfort with API integrations and system configuration. Strong attention to detail and a structured, problem-solving mindset. A natural drive to spot inefficiencies and seek out process improvements. Clear communication skills with More ❯
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Process Improvement Systems Analyst

london (city of london), south east england, united kingdom
Albany Beck
manage platforms including Jira, ServiceNow, Dynamics 365, and other internal systems. Provide 1st line support for business-critical applications, ensuring issues are resolved quickly and effectively. Support and maintain API integrations and smooth data flows between systems. Collaborate with colleagues across the organisation to understand requirements and deliver process improvements. Partner with the Digital Workplace team to standardise workflows … best practices. Skills & Experience Technical exposure gained through studies, IT systems administration, or 1st line support. Familiarity with business platforms such as Jira, ServiceNow, or Dynamics 365. Comfort with API integrations and system configuration. Strong attention to detail and a structured, problem-solving mindset. A natural drive to spot inefficiencies and seek out process improvements. Clear communication skills with More ❯
Posted:

C++ Developer MacOS API

City of London, London, United Kingdom
Hybrid / WFH Options
Client Server
you will focus on enabling the core product, written in C/C++ for Windows and Linux to run on Apple Mac software, using the latest Extensions, tools and API integrations. Location/WFH: You can work from home most of the time, meeting up with colleagues in the London office once or twice a month. About you: You More ❯
Employment Type: Permanent, Work From Home
Salary: £80,000
Posted:
API Integration
the City of London
10th Percentile
£54,500
25th Percentile
£64,375
Median
£100,000
75th Percentile
£130,000
90th Percentile
£148,000