1 to 25 of 26 Contract Integration Patterns Jobs in London

OSS/BSS Solution architect

Hiring Organisation
IBU CONSULTING LTD
Location
London, United Kingdom
Employment Type
Contract
vendor environments, liaising with stakeholders and client architects - Familiar with Agile delivery practices and Behave/BDD (Gherkin syntax) for collaborative workflows BSS Platform & Integration Architecture - Deep BSS platform experience: Order Management, Product Catalogue, CRM (Salesforce), Billing, Service Orchestration, Inventory, Service Assurance - understanding data models, system processes and integration patterns at implementation level - Integration architecture: microservices, API gateways, event-driven architectures, event brokers (Kafka), queues - handling 120+ integration points across systems and legacy stacks - Lead-to-Cash (L2C) and Order-to-Cash (O2C) solutions in Tier-1 telecom operator environments - TMF standards: Product Ordering (TMF641 ...

Integration Architect

Hiring Organisation
Third Nexus Group Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£85000 - £120000/annum
Integration Architect London - Hybrid (4 days office Mandatory) Fixed Term Contract - 1 Year £85,000pa - £120,000pa My client is looking for an Integration Architect with Hands-on experience ideally within a Banking Domain. Event driven Architecture, either Hands-on KAFKA or NATS Hands on Integration Architect … driving real-time Ledger (RTL), Payments, and FX systems integration within a large banking platform. Deep integration expertise + cloud-native mindset Strong communicator and technical leader Familiar with AI-assisted development tools NATS experience is required (Kafka/Pulsar accepted) Key Responsibilities: Define and own target-state ...

SC Cleared Integration Developer

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
INTEGRATION DEVELOPER SC CLEARED (Apply online only) P/D INSIDE IR35 REMOTE 6 MONTHS We are seeking an experienced Integration Developer to support the migration to HubStream One within a Microsoft Azure environment. The role focuses on designing, building, and maintaining secure, scalable, and resilient integrations using … modern API-driven architectures and Azure Integration Services. Key Responsibilities Design and implement integrations supporting HubStream One migration Develop and maintain RESTful APIs and Azure-based integration services Build integration workflows using Azure Logic Apps Develop and manage Azure Web Apps/App Services Configure and support ...

Cloud Solutions Architect

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£0.00 - £650 per day
Cloud Solution Architect (Cloud/Integration) Hybrid working: 3 days onsite in London and 2 days remote Pay rate: £650 per day Outside IR35 Contract with strong likelihood of extension Active SC required Overview We are seeking an experienced Cloud Solution Architect to lead the design and delivery … cloud-based solutions within a complex and secure environment. The role focuses on defining end-to-end architectures across cloud infrastructure, platform services, and integration layers, ensuring solutions are scalable, secure, and aligned with enterprise standards. Key Responsibilities Define end-to-end solution architecture across cloud, platform, and integration ...

Mulesoft Developer - Fully Remote

Hiring Organisation
Square One Resources
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 315 Daily
Title: Mulesoft Integration Developer Location: UK based/fully remote Salary/Rate: £42 per hour inside IR35 Start Date: 20/07/2026 Job Type: Contract - 6 months Company Introduction We have an exciting opportunity now available with one of our sector-leading retail clients! They … . Build and expose RESTful and SOAP APIs in compliance with agreed interface contracts and enterprise API design standards. Create reusable connectors, templates, and integration patterns to accelerate delivery across teams. Produce thorough API documentation using RAML or OAS (OpenAPI Specification). Deploy, configure, and monitor Mule applications ...

Dell Boomi Integration Consultant

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
Dell Boomi Integration Consultant | £500-£550p/day Outside IR35 | 12 months initially | London/Birmingham Our client is looking for an experienced Dell Boomi Integration Consultant to support a large-scale enterprise integration programme. The role will focus on designing, developing and delivering integration solutions … AtomSphere, connecting multiple enterprise platforms across cloud and on-premise environments. This is a hands-on technical position requiring strong Boomi development experience, API integration knowledge and the ability to support complex integration landscapes. Key Responsibilities: Design and develop scalable integration solutions using Dell Boomi AtomSphere, including ...

Integration Architect, Banking, Hybrid

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day + Hybrid
Integration Architect - Contract (6 Months) London (Hybrid) | £550/day (Outside IR35) We are currently seeking an experienced Integration Architect to join a high-profile programme delivering complex integration solutions across Accounts, Payments, and FX domains. This role will focus on shaping and evolving the integration architecture, ensuring seamless connectivity across multiple systems while driving modern, cloud-native best practices. Key Responsibilities: Own and evolve the target integration architecture aligned to enterprise standards Define and implement integration patterns across distributed teams Design and deliver event-driven, API-first, and messaging solutions (NATS ...

Salesforce Vlocity CPQ Architect

Hiring Organisation
IBU CONSULTING LTD
Location
London, United Kingdom
Employment Type
Contract
requirements into technical solutions. Drive EPC data modeling, catalog hierarchy, lifecycle management, and versioning strategies. Provide technical leadership across OmniStudio components including OmniScripts, DataRaptors, Integration Procedures, and FlexCards. Ensure seamless integrations between Salesforce Industries and external OSS/BSS systems, billing platforms, CRM, ERP, middleware, and order management systems. … Define integration patterns using REST/SOAP APIs, Platform Events, middleware platforms, and microservices architecture. Lead architecture governance, code reviews, solution reviews, and best practice adoption. Support CI/CD implementation, DevOps processes, environment strategy, and release management. Mentor developers, consultants, and junior architects on Salesforce Industries best ...

MuleSoft Developer

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 per day
Role Overview We are seeking a skilled MuleSoft Developer with strong experience in designing, developing, and maintaining integration solutions within the Energy & Utilities domain . This is an individual contributor role requiring hands-on expertise across the full integration lifecyclefrom design and documentation to deployment and incident handling. … Responsibilities Design & Architecture Design scalable, secure, and reusable integration solutions using MuleSoft Anypoint Platform Define API-led connectivity architecture and integration patterns Collaborate with enterprise architects and business stakeholders Development & Implementation Develop APIs and integrations connecting Salesforce, Powercloud , and SAP, Azure & AWS Build, test, and deploy Mule ...

Solutions Architect

Hiring Organisation
FBI &TMT
Location
London, United Kingdom
Employment Type
Contract
scalability requirements. API Architecture & APIM Contract Leadership Own the API Management (APIM) contract, including: API design and versioning Security models (OAuth, managed identities, policies) Integration patterns and service boundaries Governance of API lifecycle and documentation Azure AI Solution Design Architect and guide the implementation of Azure AI capabilities … that design decisions are technically sound, cost-efficient, and aligned with the target architecture. Technical Leadership & Mentoring Support engineering teams with architectural guidance, design patterns, and best practices. Act as the escalation point for complex technical decisions. Stakeholder Collaboration Work closely with product owners, business stakeholders, data teams ...

Principal Data Architect

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £800 per day
work within our data interoperability team. It has several facets Planning, designing, developing, and maintaining the data architecture and standards for various Data Integration projects. Ensure new features and subject areas are modelled to integrate with existing structures. Develop and maintain documentation of the data integration patterns … industry best practices. Play key role in selecting enterprise data tools. Keen eye to deliver project deliverables that are concerned with architecture, security, and integration features. Extensive knowledge Data platforms - Fabric, Snowflake, CosmoDB, DataBricks, MongoDB, RDBMS Data replication/CDC - Qlik Replicate, Oracle Golden Gate Data modeling - ERStudio Message ...

Lead Solution Architect

Hiring Organisation
TurleyWay Limited
Location
Central London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £700 to £850 per day inside IR35, Hybrid Working
education platforms, people systems, data platforms, and AI-enabled capabilities. Translate business, functional, and non-functional requirements into clear solution designs, architecture options, and integration approaches. Work closely with delivery and engineering teams to ensure architectures are buildable, operable, and aligned to agreed designs. Design solution architectures for enterprise … related platforms supporting finance, and people processes, including configuration, extensions, integrations, reporting, and data flows. Design and assure solution-level integration architectures using iPaaS, APIs, and event-driven patterns. Design solution architectures that incorporate data platforms, analytics, and AI capabilities as part of end-to-end solutions. ...

Solution Architect (IOT)

Hiring Organisation
iDPP
Location
Central London, London, United Kingdom
Employment Type
Contract
Contract Rate
£575 per day OUTSIDE IR35
Solution Architect Identity, Access Management & Portal Integration Day Rate: £575 per day (Outside IR35) Location: Hybrid (London office only for important meetings or workshops) Contract: Initial 3-Month Contract with Quarterly Renewals Duration: Long-Term Programme (12+ Months Expected) Start Date: ASAP/Target Start 6th July The Opportunity … strategic engagement with significant impact. Key Responsibilities Define and deliver solution architecture for a unified customer portal ecosystem. Design and implement front-end system integration strategies across multiple platforms. Lead architecture decisions relating to Identity and Access Management (IAM), Single Sign-On (SSO), and federation services. Collaborate with product ...

AI & Innovation Consultant - Value Driven, Financial Services

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700 per day + Umbrella engagement
value. Translate business needs into detailed functional and non-functional requirements for AI solutions. Assess business processes to identify feasibility, data availability, model requirements, integration needs, and adoption considerations. Technical Shaping & Solution Architecture Alignment Partner with Solution Architects to evaluate the technical viability of proposed AI solutions. Work with … technical and solution analysts to create high-level and detailed solution designs, including data flows, model selection considerations, integration patterns, and security implications. Ensure all technical designs align with enterprise architecture principles and platform standards. Market & Vendor Evaluation Scan the external market for relevant AI tools, vendors ...

Lead AI Enabled Software/DevOps Engineer

Hiring Organisation
Guidant Global
Location
London, City of London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £850/day
What You'll Be Doing - Provide technical leadership across AI-enabled software and DevOps engineering teams - Set architectural direction for API-first design, system integration, and platform enablement for AI - Lead the evolution of legacy or existing applications towards modern, service-based and API-driven architectures - Define and guide … integration patterns between applications, platforms, and AI services - Make informed decisions on when and how emerging integration approaches (e.g. protocols such as MCP) should be applied as part of broader system design - Work closely with architects, product teams, data scientists, and platform engineers to deliver ...

Integration Specialist – Workforce Management

Hiring Organisation
Intec Select Ltd
Location
London, Billingsgate, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £750/day
Integration Specialist London UKG/Kronos/Dayforce Overview We are currently supporting a large-scale transformation programme seeking an experienced WFM Integration Specialist with strong expertise across workforce management, payroll, HRIS, and scheduling ecosystems. This role will play a key part in designing, building, and supporting integrations … requirements. This is an excellent opportunity to join a fast-paced programme environment with significant transformation activity and long-term project scope. Responsibilities Understand integration requirements and translate them into solutions Build and support interfaces including: HR master data to time systems (workers, assignments, cost centres, org structures) Time ...

Lead Architect

Hiring Organisation
TurleyWay Limited
Location
Central London, London, United Kingdom
Employment Type
Contract, Work From Home
education platforms, people systems, data platforms, and AI-enabled capabilities. Translate business, functional, and non-functional requirements into clear solution designs, architecture options, and integration approaches. Work closely with delivery and engineering teams to ensure architectures are buildable, operable, and aligned to agreed designs. Design solution architectures for enterprise … related platforms supporting finance, and people processes, including configuration, extensions, integrations, reporting, and data flows. Design and assure solution-level integration architectures using iPaaS, APIs, and event-driven patterns. Design solution architectures that incorporate data platforms, analytics, and AI capabilities as part of end-to-end solutions. ...

SC Cleared Lead Software Developer (Power Platform)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract, Work From Home
including awareness of OWASP principles Collaborating with stakeholders and clearly communicating technical concepts Tech and environment: Microsoft Power Platform (Power Apps, Power Automate, Dataverse) Integration with wider enterprise systems and APIs Azure-based environments (desirable) Source control and CI/CD practices Agile delivery using tools such as Jira … down requirements, refining work items, and defining acceptance criteria Understanding of clean coding practices and maintaining scalable solutions Appreciation of software architecture principles and integration patterns This is a great opportunity to work on high-impact public sector services, with a balance of on-site collaboration and remote ...

SC and NPPV3 Cleared AI Engineer

Hiring Organisation
IO Associates
Location
South East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - 600 per day
execution. Build Orchestration Pipelines: Create and operationalise complex AI workflows using modern orchestration frameworks (e.g., LangChain, LangGraph). Secure System Interoperability: Implement cutting-edge integration patterns—including Model Context Protocol (MCP)—to connect LLMs seamlessly and securely with client data, tools, and legacy systems. Industrialise AI Delivery: Establish … reusable architectural patterns, robust evaluation pipelines, and standardised deployment frameworks to move AI from prototype to enterprise scale. Integrate Enterprise Data: Develop high-performance APIs and integrate vector databases into live, automated business workflows. Enforce Governance & Guardrails: Embed strict AI safety measures, comprehensive logging, automated guardrails, and human ...

Data Architect

Hiring Organisation
Reed
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Design and produce target ('to-be') logical data models. Define and implement Elasticsearch data structures (indices, documents, fields). Lead data mapping, transformation, and integration activities. Develop artefacts including data mapping documents, data dictionaries, and data architecture definitions. Support data lifecycle management (upgrade, archive, decommission). Ensure alignment with … enterprise data standards. Provide guidance to development teams and act as the go-to expert for data queries. Contribute to solution design decisions, including integration with IES and POLE. Required Skills & Qualifications: Proven experience designing document-based data models in Elasticsearch (indices, documents, and fields). Strong expertise working ...

Salesforce Engineer (Financial Services Cloud)

Hiring Organisation
Morson Edge
Location
City of London, London, United Kingdom
Employment Type
Contract
This includes working within established engineering standards, contributing to solution design, and ensuring all changes are appropriately documented and controlled. You will also support integration activity between Salesforce and surrounding systems, using appropriate integration patterns to enable seamless data and process flow across the wider enterprise landscape. … along with familiarity in Apex development (including triggers and batch processing) and Lightning Web Components. Experience with Omnistudio (including Omniscripts, Flex Cards, DataRaptors, and Integration Procedures) will be highly advantageous, particularly in enterprise-scale implementations. Additional experience integrating Salesforce with external or legacy systems is important, along with exposure ...

Salesforce Apex Senior Developer - Lightning framework and administration

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
updates to propose innovative solutions. Skill Requirements 1. Proficiency in salesforce development tools such as apex, visualforce, lightning component framework, and salesforce apis. to integration patterns and API-based connectivity 2. Strong knowledge of salesforce lightning framework for developing responsive and interactive user interfaces. 3. Experience in salesforce ...

Senior Java Full Stack Developer

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£675 - £800 per day
Full Stack contractor with strong engineering experience across backend, frontend, and delivery automation, with a particular emphasis on CI/CD automation and system integration . This role suits someone who is hands-on in Java full stack development , but who also brings deep experience in build/deployment … pipelines, release automation, integration patterns, and engineering efficiency improvements . The successful candidate should be comfortable working across the software delivery lifecycle, helping teams improve how applications are built, integrated, tested, and deployed. Key focus areas: Java full stack development across backend services and UI applications CI/ ...

Product Information Manager (PIM) / Product Data Lead

Hiring Organisation
Staffworx Limited
Location
Central London, London, United Kingdom
Employment Type
Contract
data governance, ownership and quality framework for product information Produce a phased capability roadmap, sequencing increments that prove value at each stage Specify integration patterns and product data contracts between PIM and adjacent enterprise systems Define the approach to enrichment, validation and catalogue performance, including rule-based … Align the design with product, merchandising, digital, eCommerce and technology stakeholders Key deliverables Target PIM data model and taxonomy design Governance and operating framework Integration and data contract specifications Phased delivery roadmap with clear handover documentation What we are looking for Strong track record designing enterprise PIM capability ...

Salesforce Technical Architect

Hiring Organisation
Vallum Associates Limited
Location
Central London, London, United Kingdom
Employment Type
Contract
Contract Rate
£700 per day
Experience as Salesforce Technical Architect Proven TA experience delivering large-scale, complex digital transformation programmes . Strong Salesforce knowledge across Sales, Service, Commerce (with integration and digital channel alignment exposure). Experience working in Agile/Scrum environments delivering iterative releases. Experience with requirements for customer journeys , omnichannel processes … Experience with DAM requirements (asset lifecycle, metadata, taxonomy, rights management). Experience of retail/consumer domain programmes and large enterprise governance. Knowledge of integration patterns (API-led, event-driven), data migration implications, and security/compliance constraints. Qualifications/Certifications (Nice to have) Salesforce Certified System Architect ...