51 to 75 of 77 API Integration Jobs in London

Customer Success Engineer

Hiring Organisation
FRESH
Location
London Area, United Kingdom
Minimum 2 years of experience in a technical support, implementation or an engineering role. You’re a technical translator. You can explain complex API integrations or data configurations to non-technical spa managers with ease. You're a self-starter. We're a small team; we need someone ...

Founder's Technical Associate

Hiring Organisation
The Players Fund
Location
City of London, London, United Kingdom
Systems architecture: identify repetitive work, build automations, eliminate friction Community Value Creation: creating value for our athletes, founders, and investors Technical builds: Supabase, N8N, API integrations, light code where needed Cross-functional work across fund ops, rightsholder programmes, and portfolio support Who this is for You've built something ...

Senior Mobile Engineer - React Native

Hiring Organisation
Onsera Health
Location
London Area, United Kingdom
Android applications Track record integrating health device APIs such as Apple HealthKit or Google Health Connect (or similar health data platforms) Experience with RESTful API design and integration, including real-time data synchronization patterns Proven ability to collaborate with cross-functional teams (product, design, ML) in an agile ...

Full Stack Developer (PHP, Laravel, JavaScript) - Remote

Hiring Organisation
8 Signals Limited
Location
East London, London, United Kingdom
with a deep understanding of our clients’ requirements to deliver high-quality software, whether that’s new applications, enhancements to existing systems, or bespoke API integrations. Our team works with a wide range of organisations from small businesses to large enterprises, and values pragmatic, maintainable development that generates real … looking for a Full Stack Frontend PHP developer to join our 8 Signals software development team, working on custom web platforms, internal systems, and API-driven applications. This is a primarily remote role with a strong full stack experience. Daily tasks include writing and maintaining clean, modular code, collaborating ...

Full Stack Developer (PHP, Laravel, JavaScript) - Remote

Hiring Organisation
8 Signals Limited
Location
Central London / West End, London, United Kingdom
with a deep understanding of our clients’ requirements to deliver high-quality software, whether that’s new applications, enhancements to existing systems, or bespoke API integrations. Our team works with a wide range of organisations from small businesses to large enterprises, and values pragmatic, maintainable development that generates real … looking for a Full Stack Frontend PHP developer to join our 8 Signals software development team, working on custom web platforms, internal systems, and API-driven applications. This is a primarily remote role with a strong full stack experience. Daily tasks include writing and maintaining clean, modular code, collaborating ...

Digital Solutions Developer

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Apps- including SharePoint, PowerBI etc. which we use for augmenting the products we create for customers. Python- for creating small lightweight solutions such as API integrations. YAML- for GitHub pipelines. Powershell- to enable us to perform Infrastructure automation. Terraform- for infrastructure as code automation. Azure- for cloud-based solutions … experience. Experience with Microsoft 365, its features and applicability to solve business problems. Experience with PlanView AgilePlace. SharePoint Online administration- permissions, document libraries, integration with Microsoft Teams. IT infrastructure knowledge including networking (switches, routers), security (firewalls), server room management including physical aspects. Basic understanding of data science. About ...

Backend Engineer

Hiring Organisation
Dex
Location
London Area, United Kingdom
code; you will be leveraging advanced AI workflows to scaffold and automate routine tasks, allowing you to focus on high-level architecture and complex integration challenges. It’s a chance to be at the forefront of how software engineering is evolving. What You’ll Do You will lead … will use advanced AI workflows to accelerate routine development, allowing you to focus on high-value problem-solving, validating automated outputs, and solving complex integration challenges. Build and own core backend features and critical API integrations (Python, FastAPI, SQL). Design and implement complex data pipelines and workflows ...

Visualisation Engineer

Hiring Organisation
InfinityQuest Ltd,
Location
Uxbridge, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 per day Inside IR35
analytics workflows Scalability & performance: Ensure solutions are modular, performant, and scalable across OpCos, with CI/CD, automated testing, and cloud-native deployment Operational integration: Embed visualisations into BA workflows, enabling real-time decisionmaking and measurable impact Communication: Work closely with stakeholders to gather and translate requirements into tech … ability to integrate quickly into new teams and deliver immediate value (Preferred) Experience with Python for data processing or automation (Preferred) Strong knowledge of API integration. (Preferred) Hands-on experience with modern frontend frameworks (React, Next.js, Typescript, etc) (Preferred) Hands-on experience with cloud platforms (AWS preferred); familiarity with ...

Tableau SME

Hiring Organisation
CODEVERSE LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
analytics workflows • Scalability & performance: Ensure solutions are modular, performant, and scalable across OpCos, with CI/CD, automated testing, and cloud-native deployment • Operational integration: Embed visualisations into BA workflows, enabling real-time decision-making and measurable impact • Communication: Work closely with stakeholders to gather and translate requirements into … ability to integrate quickly into new teams and deliver immediate value • (Preferred) Experience with Python for data processing or automation • (Preferred) Strong knowledge of API integration. • (Preferred) Hands-on experience with modern frontend frameworks (React, Next.js, Typescript, etc) • (Preferred) Hands-on experience with cloud platforms (AWS preferred); familiarity with ...

Senior Scala Developer

Hiring Organisation
SF Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £90,000 per annum
following key skills: - At least 4 years commercial Scala programming - Strong framework experience (Akka, Play etc) - Relational database experience - PostgreSQL - MongoDB, NoSQL - RESTful API design and integration experience - Solid unit test understanding - Spec2, scalaTest etc - Experience working in a TDD/BDD driven environment - Containerization experience - Docker, Kubernetes … well-established friendly team then please apply now to be considered and for further details. Senior Scala Developer Up to £90,000 Scala, REST Api, NoSQL, TDD/BDD, functional programming, CI/CD, Play, Akka ...

Senior Salesforce Engineer

Hiring Organisation
Cyberteam
Location
London Area, United Kingdom
Responsibilities Salesforce Architecture & Development Architect, configure, and develop Salesforce solutions across Sales Cloud and Service Cloud Define core platform architecture, data models, and integration patterns Build scalable solutions using Apex, Lightning Web Components, Flows, and configuration Lead the migration from a legacy CRM to Salesforce Platform Ownership & Governance … experience with Salesforce DX, CI/CD, and automated testing Strong understanding of Salesforce data models, security, sharing, and permissions Hands-on experience building API integrations and working with middleware Experience working in Agile environments Strong communication and problem-solving skills Product-focused mindset with a customer-centric approach ...

Franchise Performance Manager

Hiring Organisation
Krispy Kreme
Location
City of London, London, United Kingdom
strategic decision-making. This role requires a strong analytical mindset, the ability to work with both franchisees and internal teams, and experience in data integration and dashboard visualization. A TASTE OF WHAT YOU WILL BE DOING: Define & Standardize KPIs: Identify key metrics to track franchise performance, ensuring alignment with … Smartsheet), and OCR tools (e.g., Adobe). Franchisee Collaboration: Work closely with franchise partners to streamline data collection processes and improve reporting consistency. Data Integration & Automation: Collaborate with IT teams to establish API integrations and automate data flow into platforms like Snowflake. Dashboard Development: Design and implement Power ...

Senior IT Development Manager | CI/CD, Agile, API, Insurance/Fin Services to £180k plus bonus

Hiring Organisation
Mind Recruitment - Technology, Executive & IT Sales
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£160,000 - £180,000 per annum
SENIOR IT DEVELOPMENT MANAGER - to £180k plus bonus Agile, API, CI/CD, Software Engineer practices Insurance, Claims, Financial Services background Leading a team of 20+ resources, working alongside numerous 3rd parties Stakeholder Management, Team Leadership, Supplier Relationship Management to £180k plus annual bonus This Global financial services company … their huge redevelopment & modernisation program on their core IT application. You will have a background in Software Engineering/DevOps and technical knowledge of API integrations, CI/CD and leading large complex Agile IT projects. Remuneration is excellent for the right person with long term career development opportunities ...

Solution Architect Director

Hiring Organisation
PingPong Payments
Location
City Of London, England, United Kingdom
WORKING WITH The position reports to the Global CEO (International Business). The incumbent will work closely with clients, product managers, integration managers and development teams to translate business requirements into robust technical solutions. WHAT YOU’LL BE DOING Solution Design Work alongside the Integration manager … during the pre, during and post sales process, helping clients understand the value and capabilities of our solutions. Stakeholder Collaboration Collaborate with internal teams (integration, product, engineering, compliance) and external stakeholders (corporate clients, financial institution clients) to define and refine payment architectures. Integration Management Work alongside the Integration ...

Mobile Engineer (React Native)

Hiring Organisation
Needl
Location
London Area, United Kingdom
build polished, reliable mobile experiences and care about performance and UX details. TypeScript-first: Confident shipping production apps using TypeScript and modern React patterns. API & data fluent: Comfortable integrating with backend services and designing/consuming clean, efficient APIs. Quality-driven: Experience with testing strategies for mobile (unit/… integration/e2e), and a pragmatic approach to release stability. Security-conscious: You understand secure coding, privacy principles, and the expectations of regulated or high-trust environments (fintech a plus). Product-minded collaborator: You work well across disciplines and optimize for customer outcomes, not just code. Curious ...

Data Engineer - KPI Dashboard

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Uxbridge, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
security across systems. Collaborate with Data Scientists and Analysts to enable advanced analytics. Implement best practices for scalability and performance in cloud environments. Support integration of MRO AI Solutions into business operational workflows. Design data architecture and pipelines that support multi-OpCo deployment, ensuring modularity and interoperability. Required Skills … Experience Expertise in Python, SQL, and modern ETL frameworks. Hands-on experience with cloud platforms (AWS preferred). Strong knowledge of data modelling and API integration. Proven experience in developing, testing, and deploying data solutions into production environments, ensuring reliability, scalability, and maintainability beyond proof-of-concept or prototype ...

Product Manager

Hiring Organisation
INFORICH EUROPE
Location
City of London, London, United Kingdom
Localization & Compliance: Oversee the end-to-end adaptation of ChargeSPOT for the UK and European markets. This includes owning the roadmap for payment gateway integration, ensuring GDPR and local regulatory compliance, and managing complex financial system integrations (VAT, invoicing, and reconciliation). Drive UX & Market Adaptation: Translate local user … years of industry experience). You must possess the ability to understand complex system archtectures, evaluate technical trade-offs, and discuss API integrations with engineers. User-centered Design Thinking: Skilled at reframing ambiguous technical challenges into structured, human-centered requirements that engineering teams can execute. Ability to balance user ...

Client Platform Engineering Lead | Digital Asset Trading Innovator

Hiring Organisation
Techfellow Limited
Location
London Area, United Kingdom
exchange, and compliance workflows. You’ll guide the engineering strategy for a suite of internal and external systems - including CRM tooling, realtime reporting pipelines, API integrations, client portals, and surveillance utilities - while coaching a small but high-impact engineering team. This is a hands-on leadership position where … regulation-ready client technologies... Key Responsibilities Define and execute the engineering strategy for client-facing systems spanning CRM workflows, reporting platforms, and external integration points Lead, mentor, and develop a team of software engineers, fostering strong delivery discipline, resilience, and technical growth Partner closely with commercial and operational stakeholders ...

Mulesoft Developer

Hiring Organisation
Bridge Recruitment UK Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Developer to design, build, and maintain integrations between Salesforce and external systems. Youll work closely with cross-functional teams to deliver scalable, high-performance integration solutions aligned with business needs. What youll do: Design, develop, test, and maintain Salesforce integrations using MuleSoft Configure and debug APIs and integration … with technical and business stakeholders What were looking for: 3+ years Salesforce experience Strong background in software development and OOP Hands-on MuleSoft & Salesforce integration experience MuleSoft certification(s) Solid understanding of API design and integration best practices Bachelors degree in Computer Science, Engineering, or related field ...

Full-Stack Engineer - Workflow & Systems Integration SC Cleared

Hiring Organisation
Reed
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£95,000 - £120,000 per annum, Inc benefits
Full-Stack Engineer – Workflow & Systems Integration (SC Cleared) - AI Start up Role: Full-Stack Engineer – Workflow & Systems Integration Type: Permanent Location: London (Hybrid – on-site commitment expected during early stages) Clearance: Must be eligible for SC Clearance Sector: Early-phase AI Start-up (regulated data environments) Compensation package … Responsibilities: Build backend services using Python (FastAPI, async frameworks, Pydantic). Develop and maintain event-driven workflows and orchestration logic. Design and implement API integrations with internal and external systems, including RMS/ATS platforms. Create and manage data schemas, validation processes, and secure handling pipelines. Develop lightweight user ...

Business Analyst DIP & Fund Admin

Hiring Organisation
Oliver James
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Business Analyst - Data Integration Platform (DIP) Programme Contract | Up to £500pd Outside IR35Location: London or Bristol Would you like to help build a data platform from the ground up and shaping how a global fund administration business uses its data? This is a chance to join a brand … Data Integration Platform (DIP) programme, where you'll play a key role in setting direction, influencing design and enabling better use of data across the organisation. What you'll be doing: Leading business analysis across end-to-end data and process journeys Creating high-level process flows, data mappings ...

Founding Engineer | AI Startup

Hiring Organisation
Ripple Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£110,000 - £150,000 per annum
have previously been CTOs or lead engineers at top-tier scale-ups and labs. We need a builder who is obsessed with reliability and integration . You’ll be responsible for making sure the AI doesn't just "talk," but actually executes tasks across a complex ecosystem: Strong Python … TypeScript/Node.js for building robust, scalable backend services and API integrations. A track record of gluing complex systems together, handling the authentication, rate-limiting, and data-mapping required to connect AI to legacy CRMs and ERPs. Experience with frameworks like LangChain , LangGraph , or building custom state-machines ...

Platform Engineer

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £510 per day + Umbrella - inside IR35
Core Outcomes: Lead technical direction on Google and Slack integrations, aligning with programme objectives. Spearhead requirements discovery to refine architectural needs and readiness. Drive integration design and maintain compliance during migration activities. Ensure governance, security, and risk alignment across all solutions. Responsibilities: Work closely with stakeholders to support programme … security, regulatory, and audit compliance within all designs. Manage risks proactively, in sync with the transformation timeline. Requirements: Proven Slack Enterprise Grid experience and integration capabilities. Deep knowledge of Google Workspace tools and security controls. Skilled in designing API integrations and managing identity and access. Strong communication skills ...

Professional Services Consultant

Hiring Organisation
Asite
Location
London Area, United Kingdom
industry best practices. Key Responsibilities Onboarding & Implementation: Configure and implement Asite platform features, including workflows, forms, permissions, and data structures. Deliver standard onboarding and integration projects, ensuring alignment with client objectives and industry standards (e.g., ISO 19650). Support data migration, API integrations, and system interoperability with third … years’ experience in SaaS implementation, technical consulting, or professional services. Hands-on experience configuring enterprise platforms or CDEs. Familiarity with APIs, data migration, and integration delivery. Strong understanding of construction project workflows, document control, and asset information management. Desirable: Experience with Asite or similar platforms (e.g., Procore, Aconex, Autodesk ...

SaaS Support Engineer

Hiring Organisation
Circle Group
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
depending on experience Location: fully remote, 11am-7pm work hours We are looking for a skilled SaaS Support Engineer to drive flawless API integrations with precision data engineering, smart automation, and a customer-first mindset - while setting the standard in a true greenfield role. You'd be working … SaaS Support Engineer position, paying between £75,000 - £85,000 per annum, depending on experience. Role Overview: Use Postman extensively to test and troubleshoot API integrations, resolve data-feed issues, and work with JSON structures. Build and own the triage process, support documentation, FAQs, guides, and the wider Support ...