18 of 18 Contract Integration Patterns Jobs in London

Integration Architect - Java, AWS, FS - OutsideIR35

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day + Outside IR35
Integration Architect/Senior Integration Architect - JAVA/AWS (ESSENTIAL) £600 Pay - Outside IR35 - 4 Days per week on site in London Bridge 6 month initial contract We've partnered with a genuinely exciting organisation who are building a greenfield Bank, as part of this they are implementing … whole host of new platforms and technologies and are looking a genuine, pure senior Integration Architect define and deliver integration architecture across Accounts, Payments, and FX. The role focuses on evolving the target integration model and ensuring seamless connectivity across the clients core systems. Key Responsibilities ...

Senior Integration Architect

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700/day
Senior Integration Architect | Public Sector Transformation Programme Location: Remote with occasional/ad hoc travel to client sites as required Contract: Initial 6-month contract with strong extension potential Rate: Up to £700 per day (Inside IR35) Clearance: BPSS Required The Opportunity We are supporting a major public sector … transformation programme focused on modernising and simplifying a large-scale enterprise integration landscape. This multi-year initiative is driving the migration from legacy technologies to strategic platforms, enabling the successful transition to modern cloud-based architecture and supporting wider digital transformation objectives. As a Senior Integration Architect ...

Senior Java Architect - Payments

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600 per day
based architectures using Java and modern engineering practices Architect payment solutions supporting real-time payments, cross-border transactions, settlement, reconciliation, and regulatory requirements Design integration patterns across enterprise systems, third-party providers, and banking platforms Drive iterative delivery, stakeholder engagement, demonstrations, and technical progress reporting Collaborate with Business … Integration, Data, and DevOps Architects to define and refine solution designs Champion engineering excellence, coding standards, performance, and platform reliability Promote AI-assisted software delivery using tools such as GitHub Copilot, Claude Code, Cursor, or similar technologies Required Experience Strong experience as a Java Architect, Engineering Architect, or Lead ...

Senior webMethods Integration Developer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£625 - £645/day inside ir35
title: Senior webMethods Integration Developer Contract: 6 months rolling Rate: £625 - £645 per day inside ir35 Location: Remote - Some travel to Client site will be required (estimate 1-2 times per month to London and/or the South/South-East). SC security clearance is required … this role. I'm looking for a Senior webMethods Integration Developer to join an agile delivery team working on a mission-critical UK MOD platform. This is a genuinely hands-on development role for someone who knows webMethods Integration Server, Universal Messaging and API Gateway inside ...

Senior Java Developer

Hiring Organisation
Intelligent Resourcing Solutions Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
through implementation, testing, deployment, and production readiness. Produce clean, maintainable, efficient, secure, and well-documented production code. Apply SOLID principles, object-oriented design, design patterns, and software engineering best practices throughout development. Design and implement scalable microservices architectures capable of supporting complex enterprise applications. Develop comprehensive automated unit, component … integration, and API tests as an integral part of software development. Apply TDD and BDD practices throughout the development life cycle. Build robust automated test suites that support Continuous Integration and Continuous Deployment (CI/CD) environments. Produce and maintain Low-Level Designs (LLDs) and other technical documentation ...

SC Cleared iPaaS Technical Consultant

Hiring Organisation
Focus Cloud Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 - 520 Daily
looking for an experienced iPaaS Technical Consultant to support the design, development, testing and deployment of integration and automation solutions across Azure and enterprise iPaaS environments. Working alongside a Senior Development Consultant, the successful candidate will provide hands-on technical support across the full development life cycle, helping take … through development, automation, testing and production deployment. The role requires a strong development and Scripting background, particularly within Azure Automation, PowerShell and cloud-based integration platforms, and the ability to operate within rapid development and deployment cycles. Key Responsibilities Support the Senior Development Consultant in the development and deployment ...

SC Cleared Pega Lead System Architect / Solution Architect

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£553/day £553 per day (inside IR35)
Pega applications. Lead solution design across case management, workflow, data models, integrations, security and user experience. Define application architecture, reusable components, enterprise design patterns and implementation standards. Provide technical leadership and mentorship to Pega architects and development teams. Review solution designs and implementations to ensure compliance with Pega guardrails … engineering best practice. Lead complex technical decision-making and resolve architectural and performance challenges. Design scalable integration patterns using REST APIs, connectors, services, data pages and enterprise integration technologies. Define authentication, authorisation, access control and security architecture. Ensure solutions meet performance, scalability, resilience, availability and maintainability requirements. ...

Data Architect

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£800 - £860 per day
clearance required £860 per day inside IR35 Role purpose The Data Architect will specify the target design for the data lake, data ingestion, integration, transformation, governance and security architecture. The role acts as the design authority, ensuring the solution is secure, scalable, auditable and appropriate for operating environments with … security classifications. Key responsibilities Define the target data architecture and design principles for the AWS data lake and associated ingestion patterns. Design secure data integration patterns across multiple security classifications and operating environments. Specify API-based, file-based, legacy and bespoke integration approaches for source-system onboarding. ...

Technical Solutions Architect

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£500 - £600 per day
notations such as C4 Model, ArchiMate, UML, or TOGAF. Technical Curiosity: Hands-on willingness to explore systems, test configurations, and investigate data/integration capabilities rather than operating purely at a high level. Integration Expertise : Solid understanding of modern integration patterns, APIs, data architecture, and vendor ...

AI Native Systems Engineer

Hiring Organisation
Syntax Consultancy Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500/day 500/day (Outside IR35)
technical direction, resolve complex design trade-offs + guide software engineering teams. Strong experience of algorithms, data structures, concurrency, operating systems, networking, APIs, integration patterns + performance trade-offs. AWS Cloud computing platforms, including architecture patterns, security, observability + deployment. Strong background in Software Architecture, systems engineering ...

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 ...

Lead AI Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£540 - £560 per day
Provide technical leadership to front-end, back-end, and AI engineering teams Define and implement solution architecture, engineering standards, and best practices Drive the integration of Generative AI, LLMs, and machine learning capabilities into production services Work closely with senior stakeholders, product teams, architects, and delivery leads to align … Experience designing and implementing cloud-native architectures within Azure, AWS, or GCP Strong understanding of Generative AI, LLMs, AI orchestration frameworks, and enterprise AI integration patterns Experience leading multidisciplinary engineering teams through the full software delivery lifecycle Excellent stakeholder management and communication skills Previous experience delivering technology solutions ...

Solution Architect (Bloomreach SME)

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£0.00 - £580 per day
taxonomies, metadata structures and information architectures. Establish and support content governance frameworks, publishing workflows and approval processes. Provide expertise in API-driven content delivery, integration patterns and headless architecture best practices. Work closely with architects, developers, content teams, product owners and business stakeholders to ensure successful delivery. Support … experience delivering solutions using Bloomreach CMS . Demonstrable experience implementing and managing Headless CMS architectures . Strong understanding of API-based content delivery and integration approaches. Experience migrating content from multiple websites, digital estates or legacy CMS platforms. Solid knowledge of content governance, publishing workflows and content lifecycle management. ...

Technical Architect - SC Cleared

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £675/day
week onsite Government sector - must have active SC Clearance to be considered Key Responsibilities: Assess the technical implications of potential Alpha scenarios, including feasibility, integration, cloud hosting, environments, security, tooling and governance considerations. Work with digital, architecture, platform and technical governance stakeholders to understand existing technical constraints, opportunities, dependencies … appropriate delivery vehicle, including what should be prototyped, simulated, manually tested or technically implemented during Alpha. Define indicative technical options, cloud architectures and integration patterns, including the use of AWS-native services, to support testing of information sharing, collaboration, feedback mechanisms and partner interactions across organisational boundaries. Contribute ...

Bloomreach Consultant

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£0.00 - £580 per day
taxonomies, metadata structures and information architectures. Establish and support content governance frameworks, publishing workflows and approval processes. Provide expertise in API-driven content delivery, integration patterns and headless architecture best practices. Work closely with architects, developers, content teams, product owners and business stakeholders to ensure successful delivery. Support … experience delivering solutions using Bloomreach CMS . Demonstrable experience implementing and managing Headless CMS architectures . Strong understanding of API-based content delivery and integration approaches. Experience migrating content from multiple websites, digital estates or legacy CMS platforms. Solid knowledge of content governance, publishing workflows and content lifecycle management. ...

Kong API Gateway Specialist

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£450 per day
This role will be responsible for establishing API governance standards, designing and managing API lifecycle processes, and driving the adoption of best practices across integration and middleware platforms. The ideal candidate will possess deep expertise in Kong API Gateway, API management, security, integration architecture, and governance frameworks. They … management. Conduct security reviews and support regulatory compliance requirements. Work closely with cybersecurity teams to ensure secure API exposure and consumption. Integration & Middleware Collaborate with integration teams to define API-led integration patterns. Support enterprise integration initiatives involving middleware and microservices architectures. Review and approve ...

Data Architect

Hiring Organisation
TECHNEST TALENT LTD
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day Outside IR35
flows. Catalogue databases and data sources, identifying silos, duplication and data quality issues. Assess the existing GCP/BigQuery Data Lakehouse, architecture, scalability and integration patterns. Evaluate data governance, ownership, metadata, lineage, MDM, security and compliance. Develop current-state assessments, architecture diagrams, data inventories and maturity assessments. Define … architecture, data strategy or consulting/advisory. Strong GCP/BigQuery and Data Lakehouse experience. Strong knowledge of data modelling, ETL/ELT, data integration, migration and architecture. Understanding of data governance, metadata, lineage, MDM and data quality. Strong analytical skills across systems, data, processes and frameworks. Experience building ...

Fabric Architect - Local Authority

Hiring Organisation
Spencer Clarke Group
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£649 - £650/day Inside IR35
council's Microsoft Fabric architecture, including new solutions, significant changes and alignment with Microsoft and enterprise architecture best practice. Define and validate architecture patterns for OneLake, Lakehouses, Warehouses, notebooks, data pipelines, dataflows, semantic models, Power BI and supporting Azure services. Review and strengthen the council's Bronze, Silver … scale Microsoft Fabric solutions. Strong knowledge of OneLake, Lakehouse, Warehouse, notebooks, pipelines, dataflows, semantic models and Power BI. Experience defining enterprise data architectures, Medallion patterns, reusable data products and governance frameworks. Experience of Azure data platform services, Azure resource groups, subscriptions, RBAC, tagging, monitoring and integration patterns. Local ...