1 to 25 of 51 Middleware Jobs in London

Integration Architect

Hiring Organisation
Capita Shared Services Limited
Location
London, United Kingdom
Employment Type
Contract
/HCM, OIC, OCI APIs), including consumption of Oracle-defined integration patterns, authentication models, and non-functional constraints Deep understanding of integration patterns, middleware, APIs (REST/SOAP), and data transformation technologies Proven experience integrating MuleSoft with Oracle SaaS/PaaS platforms (e.g. Fusion ERP/HCM, OIC, OCI APIs ...

Retail Solution Architect

Hiring Organisation
AbsoluteLabs
Location
Greater London, England, United Kingdom
retail domain-billing, promotions, inventory, loyalty, returns, and store operations Experience in designing distributed systems and microservices architecture Expertise in API design, integrations, and middleware technologies Strong knowledge of payment systems, including EMV and PCI-DSS compliance. Proficiency in cloud platforms such as AWS, Azure, or GCP Strong understanding ...

Head of Development, EMEA IT, IT

Hiring Organisation
CLSA Global Markets Pte Ltd
Location
London, UK
administration.* Hands-on experience developing low-latency, high-throughput Java components.* Practical experience building cash equity trading platforms—OMS, EMS, Market Connectivity, Risk, GUI, Middleware, Middle Office.* Deep understanding of fundamental computer science concepts.* Experience with distributed caching technologies (GigaSpaces, Ignite, Coherence).* Full-stack skills in Core Java ...

Regional Head of Fixed Income Production Services

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
development teams, Infrastructure and other functional groups globally Systems & Infrastructure Management Experience supporting large enterprise applications Strong proficiency in various technologies including Linux, databases, middleware, and networks enabling the candidate to provide strong hands‐on troubleshooting and incident management capabilities during outages Operating systems knowledge (Windows, Unix, Linux) Good working ...

AI Deployment Engineer

Hiring Organisation
Artis IT
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
implement robust integrations between AI solutions and core business systems (CRM, ERP, SaaS platforms and internal tools) Build and maintain APIs, webhooks and middleware to enable seamless system-to-system communication Take AI prototypes into production by hardening, scaling and optimising for reliability and performance Implement monitoring, logging and alerting ...

Senior Technical Lead

Hiring Organisation
Nextech Group Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
roadmap. Build workflow automations in JavaScript and Python - ticket routing, billing triggers, licence lifecycle, CRM sequences, alert-to-action logic. Build and maintain Azure middleware (Logic Apps, API Management, Service Bus) as IaC via Terraform through a CI/CD pipeline. Iterate the acquisition onboarding playbook. What we're looking ...

Senior Technical Lead

Hiring Organisation
Nextech
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £90,000 per annum
roadmap. Build workflow automations in JavaScript and Python - ticket routing, billing triggers, licence lifecycle, CRM sequences, alert-to-action logic. Build and maintain Azure middleware (Logic Apps, API Management, Service Bus) as IaC via Terraform through a CI/CD pipeline. Iterate the acquisition onboarding playbook. What we're looking ...

Oracle SCM Consultant

Hiring Organisation
Mastek
Location
London Area, United Kingdom
multi-vendor environments Preferred Experience Experience in public sector or regulated industries Exposure to Oracle Fusion Cloud Knowledge of integrations (SOAP/REST APIs, middleware) SC clearance or eligibility (preferred for government projects) Location & Working Model 📍 UK-based | Hybrid working (client site + remote flexibility) Why Join Us Work ...

Information Technology Solutions Manager

Hiring Organisation
develop
Location
Chiswick, England, United Kingdom
bring structure to complex initiatives, and drive outcomes across cross-functional teams Desirable Experience implementing agile ways of working across global organisations Knowledge of middleware, integration platforms, and enterprise infrastructure technologies Strong negotiation and conflict resolution capabilities with internal and external stakeholders ...

IT Solutions Manager - ERP, Procurement, HR, Finance Systems

Hiring Organisation
Develop
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
bring structure to complex initiatives, and drive outcomes across cross-functional teams Desirable Experience implementing agile ways of working across global organisations Knowledge of middleware, integration platforms, and enterprise infrastructure technologies Strong negotiation and conflict resolution capabilities with internal and external stakeholders Candidate Profile The ideal candidate will ...

SAP Program Manager – Carve-Out Programs

Hiring Organisation
Hirexa Solutions UK
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
solution architects for landscape decisions: System carve-out vs. new implementation Selective data transition Ensure integration continuity across SAP and non-SAP systems (interfaces, middleware, third-party tools). 4. Stakeholder & Client Management Engage with senior business stakeholders (CXO level) and IT leadership. Act as the primary point of contact ...

SAP Program Manager

Hiring Organisation
Hirexa Solutions UK
Location
Paddington, London, England, United Kingdom
Employment Type
Temporary
Salary
£100,000 per annum
solution architects for landscape decisions: System carve-out vs. new implementation Selective data transition Ensure integration continuity across SAP and non-SAP systems (interfaces, middleware, third-party tools). 4. Stakeholder & Client Management Engage with senior business stakeholders (CXO level) and IT leadership. Act as the primary point of contact ...

Senior Systems Integration Consultant - Contract

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
Logic Apps or API integrations Proven systems integration experience Strong data experience including SQL and ETL or data migration Experience working with APIs and middleware Experience supporting live enterprise systems Ability to troubleshoot and resolve issues quickly Desirable Power Platform experience including Power Automate or SharePoint workflows Experience with ...

Integration Specialist

Hiring Organisation
Ncounter Technology Recruitment
Location
City of London, London, United Kingdom
will be key. Key experience required: • Active DV Clearance • Experience designing, developing, and integrating enterprise applications and services • Strong understanding of APIs, REST services, middleware, messaging, and event-driven architectures • Background delivering within Defence, National Security, Banking, Healthcare, Energy, or other highly regulated sectors • Ability to support interoperability between legacy ...

Software Engineer / Integration Specialist

Hiring Organisation
Ncounter
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£650 - £750 per day
will be key. Key experience required: • Active DV Clearance • Experience designing, developing, and integrating enterprise applications and services • Strong understanding of APIs, REST services, middleware, messaging, and event-driven architectures • Background delivering within Defence, National Security, Banking, Healthcare, Energy, or other highly regulated sectors • Ability to support interoperability between legacy ...

Dynamics 365 Lead Consultant (Solution Architect)

Hiring Organisation
Cognitive Group | Part of the Focus Cloud Group
Location
Greater London, England, United Kingdom
Automate, Power BI) Azure integration services (APIs, Functions, Service Bus, Logic Apps) Design integration patterns across enterprise systems Define data flows, API strategies, and middleware approaches Ensure alignment with enterprise architecture and governance standards Define and support ALM strategies and environment architecture Act as the technical authority and trusted advisor ...

Salesforce Architect

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£105000 - £115000/annum bonus + bens
expertise with Salesforce Financial Services Cloud Advanced Salesforce development skills (LWC, Apex, SOQL/SOSL, Flows) Experience delivering complex Salesforce integrations (REST/SOAP, middleware) Deep understanding of Salesforce security, sharing models and governor limits Experience leading development teams or acting as a technical design authority Practical experience with ...

Data Integration Engineer VP

Hiring Organisation
cer Financial Ltd
Location
Canary Wharf, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 - £700 per day
reporting in banking environments · Data transformation and modelling · Cloud storage exposure · Exposure to Azure and Databricks (desirable) · Experience with AQR/ECB reporting (desirable) · Middleware technologies (Kafka, IIB, MQ) (desirable ...

Principal Systems Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Strong knowledge of robotic system design, including kinematics, dynamics, control algorithms, and perception systems. Proficiency in hardware-software co-design, real-time computing, and middleware frameworks Experience with AI/ML integration, sensor fusion, and autonomous decision-making systems. Familiarity with embedded systems, microcontrollers, FPGAs, and high-performance computing platforms. ...

Oracle DBA

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £501 per day
environments Strong experience with patching, cloning, and migration strategies Experience in Linux/Unix environments Experience in performance tuning and troubleshooting across DB and middleware layers Experience in raising and managing Oracle Support Service Requests (SRs) and coordinating with Oracle Support Ability to work in controlled/secure environments with ...

Booking and Messaging Java Developer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £625 per day
Latency Messaging: Deep understanding of 60East AMPS , Kafka, or Solace. You should be comfortable with Pub/Sub, Point-to-Point, and durable subscriptions. Middleware & Networking: Expertise in socket programming and optimizing low-latency network communication. Modern Stack: Spring IoC/MVC, SQL (Sybase/PostgreSQL), and a solid grasp ...

Senior SAP SuccessFactors Employee Central Payroll Consultant

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £549 per day
Seguridad Social, IRPF, n minas, contratos) and UK payroll rules (PAYE, RTI, National Insurance, auto-enrolment). Strong experience with SuccessFactors integration technologies (CPI, middleware) and payroll testing methodologies. Ability to work independently on complex, high-visibility projects with minimal supervision. Preferred Qualifications SAP Success Factors Employee Central Payroll certification. ...

Principal Solutions Consultant

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
high-impact pilots that validate value realisation and technical viability in large-scale environments.* **Integrate & scale:** Design secure, scalable, cloud solutions leveraging Zendesk APIs, middleware and peripheral technologies such as CCaaS and data platforms.* **Promote thought leadership:** Represent Zendesk as a domain expert - evangelising innovation ...

Linux Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, UK
Employment Type
Full-time
with applications—troubleshooting compatibility issues, identifying why hardened configurations break services, and delivering secure, practical solutions. The environment includes core banking systems, identity platforms, middleware, containerised workloads, and legacy applications, so adaptability and problem-solving are key Skills needed from the Linux Engineer: Strong Linux administration experience (Ubuntu preferred), including ...

Linux Engineer

Hiring Organisation
VIQU IT
Location
London, Portsoken, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £550/day
with applications—troubleshooting compatibility issues, identifying why hardened configurations break services, and delivering secure, practical solutions. The environment includes core banking systems, identity platforms, middleware, containerised workloads, and legacy applications, so adaptability and problem-solving are key Skills needed from the Linux Engineer: Strong Linux administration experience (Ubuntu preferred), including ...