26 to 50 of 120 Middleware Jobs in London

Oracle Database Engineer

Hiring Organisation
Future plc
Location
London, United Kingdom
Salary
£ 80 K
developerExperience writing complex and optimal SQL queriesExperience in debugging and performance tuning PL/SQL code Experience in Oracle Forms 12c (Oracle Fusion Middleware) Experience with ETL processing, data extraction, transform and load Working knowledge of partitioning and materialised viewsMust have experience of working in support environment with good problem ...

Chief Client Architect

Hiring Organisation
Workato
Location
London, United Kingdom
Salary
£ 80 K
Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent experience)20+ years of technology transformation consulting experience, including integration, middleware, or API management platforms15+ years in an Enterprise Architect, Digital Architect, or similar senior architecture roleDemonstrated experience advising C-level executives on technology strategy ...

Solution Architect

Hiring Organisation
ARC IT Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
solutions and lessons learned Key Requirements 5+ years' experience across at least two IT solution disciplines - technical/infrastructure architecture, network management, application development, Middleware, database management or cloud development Strong Back End skills in one or more of C#, Java, Python, Go or Rust Working knowledge of databases such ...

DevOps Engineer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
infrastructureDeveloping software systems in Golang (and Java or Scala if you have a background)Testing and deployment pipelines, software and productivity tools, monitoring and middleware, data infrastructure.Integrating best-of-breed tools and technologies such as Spark, Kafka, Zookeeper, Mesos, Docker, ElasticsearchAssembling platforms and frameworks to automate business processesCollaborating with internal ...

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 ...

Application Tester

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Technology, Business Administration, or Mathematics. Proven understanding of the Software Testing Life Cycle (STLC). Familiarity with MS .NET Framework environments. Experience in API, Middleware, and Batch & Data processing testing. Extensive experience in Windows and Web application testing. Good SQL/data validation skills and familiarity with ETL/data ...

NetSuite Developer (Backend & Integration Specialist)

Hiring Organisation
Stanton House
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
SOAP services Experience working with API authentication frameworks including Token-Based Authentication and OAuth 2.0 Strong JavaScript or TypeScript development capability Experience working with Middleware platforms such as Celigo, Dell Boomi, Workato, or similar integration technologies Solid understanding of relational database structures, data models, and SQL-based reporting Experience developing ...

SAP Senior Test Manager

Hiring Organisation
KPMG
Location
London, United Kingdom
Salary
£ 100 K
SuccessFactors, Ariba, BW/BI, BTP and third party integrations.Coordinate testing across multiple streams including functional, technical, security, interfaces (IDocs, APIs), and middleware platforms (e.g., PI/PO, CPI).Ensure SAP test readiness, including environments, transports, cutover testing plans, data availability, and solution stability.Oversee SAP test automation strategy using tools ...

Finance Systems Integration Manager (SAP B1), remote within UK

Hiring Organisation
HH Global
Location
London, United Kingdom
Salary
£ 80 K
development partnersDelivering or supporting finance system integrations involving ERP, ordering platforms, AP/AR automation, payment platforms, tax engines, data warehouse/reporting or middleware/API servicesAbility to lead developers from a functional/process perspective and challenge solution approach, estimates, dependencies and release readiness without necessarily being ...

Application Management Services (AMS) Lead

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
Cloud, DOS, Technology Services frameworks)Familiarity with application landscapes including:ERP (e.g. SAP, Oracle)Bespoke and COTS applications (e.g. Salesforce, MS Dynamics)Integration and middleware platformsExperience with service management tools (e.g. ServiceNow)Experience working in a matrixed or global delivery modelWho we are:At NTT DATA, you have endless opportunities ...

Salesforce Technical Lead

Hiring Organisation
Bearing Point
Location
London, United Kingdom
Salary
£ 80 K
clouds such as Financial Services, Public Sector, Social Housing, Retail, will be highly desirable.Experience or certifications with Experience Cloud, FSL, Agentforce , Data 360, any middleware, will be highly desirable.Why work for us BearingPoint provides a highly competitive and flexible benefits package designed to support employee well-being, career development ...

Associate Director, SAP Finance Architect

Hiring Organisation
Deloitte
Location
London, United Kingdom
Salary
> £ 150 K
/CIMA/ACCA or equivalentSecurity Clearance, to be able to support activities in the Public SectorKnowledge of broader architectural principles and considerationsKnowledge of middleware applications that support integration outside of SAPConnect to your business - Technology and TransformationDistinctive thinking, deep expertise, innovation and collaborative working. That’s what connects us. ...

CICS Mainframe Systems Programmer

Hiring Organisation
NTT
Location
London, United Kingdom
Salary
£ 80 K
AdministrationRACF AdministrationMainframe Sysplex EnvironmentsKnowledge of High Availability and Disaster Recovery architectures.Experience with automation and operational tooling within CICS environments.Strong understanding of application connectivity and middleware technologies.Experience supporting large banking or financial services organizations.Ability to mentor junior engineers and provide technical guidance.Demonstrated ability to make sound technical decisions in complex ...

SOC Incident Responder (VP)

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 45 K
security-focused models.Work with application and infrastructure stakeholders to identify key components and information sources such as environments (on-premises versus cloud), servers, workstations, middleware, applications, databases, logs, etc.Participate in incident response efforts using forensic and other custom tools to identify any sources of compromise and/or malicious activities ...

DevOps / Platform Engineer

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550/day £550 p/d Inside IR35
/JSP Python GIS technologies (OpenLayers, MapServer) MinIO Cognitec FaceVACS Ideal Background: Platform Engineer, Infrastructure Engineer, DevOps Engineer, Oracle Engineer, Linux Engineer, Middleware Engineer or Production Support Engineer with strong experience supporting enterprise Oracle and Elasticsearch environments. If you're interested in this role, click 'apply now' to forward ...

Performance Architect

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£625 - £700/day - Inside IR35
defining and managing Non-Functional Requirements (NFRs). Experience creating sizing models, capacity planning strategies, and workload forecasting approaches. Deep knowledge of application, database, middleware, cloud, and infrastructure performance tuning. Proven ability to conduct end-to-end performance assessments and bottleneck analysis. Experience with performance testing methodologies and industry-standard ...

AI Deployment Engineer

Hiring Organisation
Emponics
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £130,000 per annum, Negotiable
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 ...

Integration Architect - SME, Highly remote, Outside

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £625 per day
delivering enterprise integration architectures. Expierience of SaaS platforms and ERP software such as D365 and Workday will be very beneficial Expertise in APIs, middleware, messaging technologies, and event-driven architectures. Experience with integration platforms (iPaaS) and cloud-based integration services. Strong understanding of system interoperability, data integration, and information flows. ...

Core Java Developer Trading Technology

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
RDBMS Platform (12.5.x and higher) DON’T WORRY NOT THAT IMPORTANTExtensive stored procedure and query writing, as well as DDL and DML object creationMessaging middleware (JMS) and ESB technologiesJ2EE application server experience (Glassfish, tomcat, JBoss, Weblogic, Websphere, Jetty, etc.)Unix Shell ScriptingExperience with SOA/Integration, and API Management technologies ...

Lead Software Engineer - Equities - VP

Hiring Organisation
Morgan Stanley
Location
London, United Kingdom
Salary
£ 100 K
markets (equities, FX, liquid rates, etc.) using FIX protocolExperience with web service development, REST, TypeScript knowledge with preferably Angular frameworkExperience with low-latency messaging middleware pub/sub technologies.Experience of time-series data analysis in technologies such as KDB/q#LI-LM1WHAT YOU CAN EXPECT FROM MORGAN STANLEY: At Morgan ...

AI Solutions Architect - Gen AI - London | BCG Platinion

Hiring Organisation
The Boston Consulting Group
Location
London, United Kingdom
Salary
£ 80 K
global clients with industry insights, solution design, platform choice, technology strategy, AI/GenAI build, Azure AI Foundry (Understanding of various GenAI platform & middleware and how they fit in GenAI architecture e.g., AWS Bedrock, Google Vertex, Langchain or LlamaIndex).Platinion was founded in 2000. Since then, we have grown continuously ...

Senior IT Project Manager

Hiring Organisation
Aveva Group
Location
London, United Kingdom
Salary
£ 80 K
Cash Management), Procurement, PPM, OTL, RMCS, and Subscription Management.Ensure alignment and integration with Oracle EPM modules (Planning, FCCS, ARCS, EPBCS).Coordinate integrations with MuleSoft middleware and other systems.Ensure scalable, integrated solution design across finance, operational, and performance management processes.Support data migration, reporting, analytics, hypercare, and transition to BAU operations.Skills & QualificationsEssentialBachelor ...

Salesforce Developer

Hiring Organisation
PA Consulting
Location
London, United Kingdom
Salary
£ 60 K
technical solutions. Build custom applications using Apex, Lightning Web Components (LWC), and declarative tools within Salesforce. Integrate Salesforce with other systems using APIs and middleware, ensuring data consistency and security. Participate in code reviews, testing, and deployment processes to ensure high-quality deliverables. Stay up to date with Salesforce releases ...

z/OS Mainframe Systems Programmer

Hiring Organisation
NTT
Location
London, United Kingdom
Salary
£ 80 K
ensure high availability and performance.Perform system performance monitoring, capacity planning, and resource optimization.Analyse and resolve complex system-level issues involving z/OS, middleware, and infrastructure components.Work closely with application support, infrastructure, security, and operations teams to ensure platform stability.Implement software maintenance, fixes, service packs, and vendor-recommended updates.Support disaster ...

Senior Architect

Hiring Organisation
Bank of America
Location
London, United Kingdom
Salary
£ 80 K
deliver end-to-end monitoring solutions.While this is not an application development role, an understanding of application architecture and how components interact across middleware, system software, and infrastructure is essential. A broad engineering skillset will support the design and implementation of effective monitoring solutions.ResponsibilitiesAct as a Subject Matter Expert ...