1 to 25 of 64 Middleware Jobs in London

Java Full stack Developer (ReactJS&AngularJS) - London, UK - Fulltime - Hybrid

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
Hands on experience with enterprise design patterns and web architectures. Experience with memory and performance profiling. Experience with Kafka or MQ (pub/sub middleware). Tools experience: JIRA, Git, IntelliJ IDEA, GitLab, Docker. Strong experience in AWS Lambda, AWS Step Functions, AWS IAM. Proficiency in unit testing (JUnit ...

SAP Integration Architect

Hiring Organisation
Focus on SAP
Location
London Area, United Kingdom
premise Hybrid integration environments Establish integration standards, patterns, and governance frameworks. Migration & Transformation Lead integration modernisation and migration initiatives. Define migration strategies from legacy middleware and messaging platforms. Ensure minimal business disruption and seamless transition to target-state architecture. Cloud & Hybrid Integration Design secure and scalable hybrid integration solutions leveraging ...

Senior Salesforce Developer - London, UK - Fulltime - Hybrid

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
Relationship Groups, and Interaction Summaries. Integration: Develop and manage integrations with banking, wealth management, and third-party systems using REST/SOAP APIs and middleware tools. Data Management: Handle complex data models, Person Accounts, and data migration strategies. Performance Optimization: Ensure code quality, scalability, and adherence to Salesforce best practices. ...

Booking and Messaging Java Developer (COMBJP00001223)

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day Negotiable
Java Expertise: Strong background in Java 8 or higher, with an elite understanding of multithreading, concurrency models, and non-blocking asynchronous processing. Messaging & Streaming Middleware: Heavy production experience with modern event-driven architectures and distributed streaming tools (e.g., Apache Kafka, RabbitMQ, ActiveMQ, or standard JMS APIs). Reactive Systems: Practical ...

SAP Technical Architect

Hiring Organisation
Hirexa Solutions UK
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
landscape design, system copying, client deletion, and data archiving strategies. Strong knowledge of SAP interface technologies including ALE, IDoc, RFC, and third-party middleware integration. Excellent English communication and stakeholder management skills, with the ability to explain complex technical concepts to non-technical business leaders. Strong analytical and problem-solving ...

T24/Transact Migration Engineer (TAFC - TAFJ)

Hiring Organisation
VIQU IT
Location
London, Bishopsgate, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day Inside IR35
technical understanding of: o COB processing o Local developments (L3 code) o Existing T24 data structures and file architecture • Experience troubleshooting across infrastructure and middleware layers such as: o JBoss/application servers o IBM MQ/integration layers o TAFJ runtime & Java components • Ability to analyse and support ...

Head of Engineering, SAP/Oracle Platform & Transformation (HR and Finance)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
transformation programme from a technical perspective Lead and shape integration patterns between SAP, Oracle and surrounding systems, including middleware and service based architectures Contribute to SAP decoupling strategies where appropriate, enabling more flexible and modular platforms Work closely with Product and functional teams who define business processes, providing technical input ...

Data Architect

Hiring Organisation
CGI
Location
Greater London, United Kingdom
Employment Type
Full Time
reference models, architecture repositories, reusable building blocks, integration patterns and technology roadmaps. • Ability to design secure and scalable data exchange patterns, including API-led, middleware and messaging-based integration. • Awareness of relevant data, messaging and industry standards such as ISO 20022, SWIFT, FIX, XML, XBRL, SDMX or FIBO, where applicable. ...

SAP Enterprise Architect

Hiring Organisation
Conexus
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Distribution Asset Management Finance Lead architectural governance across complex transformation initiatives Integration & Data Architecture Define integration strategies leveraging SAP BTP and Integration Suite Oversee Middleware architecture and enterprise integration design Lead data migration and master data strategies Define data architecture across: SAP MDG BW/4HANA SAP DataSphere SAP Analytics ...

AI Deployment Engineer

Hiring Organisation
Emponics
Location
City of London, London, United Kingdom
Employment Type
Permanent
data serving Integrate AI solutions into the existing business ecosystem: CRMs, ERPs, SaaS tools, and internal systems Build and maintain APIs, webhooks, and middleware that allow AI agents to interact with business systems Take Strategist-built prototypes to production-grade hardening, scaling, and ensuring reliability Set up monitoring, logging ...

Workday Integration Lead

Hiring Organisation
Lawrence Harvey
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
Identity and access management integrations Finance integrations Time and absence integrations Benefits provider integrations Third-party vendor integrations File-based, API, web service, and middleware integration approaches Required Experience Proven experience leading the integration workstream on one or more Workday implementations. Strong understanding of Workday integration architecture and design principles. ...

Founding Enterprise Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
integration patterns across SAP(Ariba, S/4HANA, ECC), Oracle, Workday, Coupa, Ivalua, Jaggaer, and others. Hands‐on fluency with integration architecture and middleware: iPaaS (MuleSoft, Boomi, Workato), REST APIs, event‐driven patterns, ETL. Proven success selling into or implementing at Fortune 500/FTSE 100 customers across multiple EMEA ...

Technical Consultant

Hiring Organisation
Synechron
Location
City of London, London, United Kingdom
financial technology Proven experience with ACI MTS (Money Transfer System) Strong knowledge of payment standards & messaging schemes Skilled in Linux/Unix environments and middleware Excellent troubleshooting and communication skills Join us and play a key role in modernizing global payment processing ...

C# Developer

Hiring Organisation
Impellam Group
Location
City of London, London, United Kingdom
with SQL Server Proven experience working with service-based architectures (REST, gRPC, web technologies) Solid understanding of asynchronous programming and multithreading Experience with messaging middleware (e.g., IBM MQ or similar) Experience working with front office, trading, or risk stakeholders Strong software engineering fundamentals with a focus on performance and scalability ...

Major Incident /Production Support Manager (iBank/Temp)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
drive cross-technology recovery, and influence decisions that directly impact operational stability. What you'll do: Lead and coordinate major incidents across infrastructure, applications, middleware, cloud, EUC, network, identity, data, and third parties Establish and manage incident command structure, including team roles, bridge calls, and communications, ensuring clear ownership ...

Salesforce Architect - London, UK - Hybrid - Fulltime

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
Salesforce capabilities including configuration and customization Handson experience with Apex Lightning components LWCAura and SOQL Experience with system integrations using APIs RESTSOAP and middleware tools Knowledge of Salesforce data architecture security model and automation tools Ability to design scalable maintainable and highperformance solutions' We are a Disability Confident Employer: Capgemini ...

Full Stack Engineer (React + Java) - Glasgow, UK - Fulltime Hybrid

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
Familiarity with CI/CD pipelines and deployment processes Understanding of tools such as JIRA, GIT, Intellij IDEA, Gitlab and Docker Pub/sub middleware experience (eg. Kafka, MQ) Experience in cloud services such as Lamda , Step function and IAM Experience in enterprise design patterns and web architectures ...

Salesforce Technical Architect

Hiring Organisation
Focus on WD
Location
London Area, United Kingdom
Define and govern Salesforce architecture across Sales Cloud, Service Cloud, Commerce Cloud, Data Cloud, and Marketing Cloud. Design integrations with enterprise platforms using APIs, middleware, and event-driven architectures. Lead technical design reviews, security, data governance, and platform scalability. Collaborate with business stakeholders, product teams, and delivery partners to translate ...

SAP Test Manager

Hiring Organisation
Focus on SAP
Location
London Area, United Kingdom
issues and programme escalations. Coordinate test environment readiness and test data management. Ensure compliance with QA governance, audit requirements and release processes. Support API, middleware and third-party integration testing. Drive continuous improvement across testing processes, automation and quality assurance. Key Skills: Extensive SAP Test Management experience. SAP S/ ...

Application Designer

Hiring Organisation
Halian Technology Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
design, code and testing artefacts Ensuring quality, completeness and accuracy across deliverables Technical Environment Core Technologies Platforms: Linux (Red Hat Enterprise Linux) Integration & Middleware: IBM App Connect Enterprise (ACE) v12/v13 IBM WebSphere MQ v9 Databases: Oracle 19 (SQL, PL/SQL, data modelling) Messaging & Data Formats ...

Workday Integrations and Data Lead

Hiring Organisation
Focus on WD
Location
Greater London, England, United Kingdom
technical audiences. Preferred Experienc Workday certification in Integrations, HCM, Data Migration or a related area preferred. Experience with Workday Extend, Python or middleware platforms preferred. Experience with payroll integrations, benefits integrations, Finance integrations or global HR transformation programmes. Hands on development experience both on data migration and workday integration. Experience ...

Senior Business Analyst

Hiring Organisation
Tom & Co
Location
City of London, London, United Kingdom
experience with AI tools and large language models (LLMs) such as ChatGPT, Claude or Gemini; Experience building AI-powered automations and workflows using middleware and automation platforms (e.g. n8n, Make, Windmill) desirable; A genuine interest in AI and how it is reshaping business operations; Proficient in MS Excel (or similar ...

IT Service Resilience Manager

Hiring Organisation
17918
Location
Borough, South East London, United Kingdom
Delivery Software vendors and Managed Service Providers Responsibilities; Ownership and leadership execution in the following areas: Develop and maintain dependency maps that capture application, middleware, cloud services, data flows and third party dependencies to identify single points of failure and inform resilience design Lead DR implementation and testing program: design ...

Order to Cash Business Transformation Consultant

Hiring Organisation
Capgemini
Location
Greater London, United Kingdom
Employment Type
Full Time
opportunities, strengthening commercial acumen. Prepare and deliver presentations and discussions with senior management, and influence decision-makers to achieve impact. Have an awareness of middleware platforms in Order To Cash/Lead To Cash Processes Understand how to leverage GenAI and Agentic AI agendas, ML, and digital platforms to reduce ...

Head of R&D Product Delivery and Deployment

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
comparable PPM platforms.* Broad knowledge of Clinical, Regulatory, Safety, and Research Lab processes within consumer health and life sciences.* Skilled in integration technologies, APIs, middleware, master data, and enterprise data flows.* Solid grounding in GxP, CSV, data integrity, and regulatory compliance.**Data and AI Literacy/Fluency:*** The role will ...