25 of 25 Contract Middleware Jobs in England

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 ...

Java Developer

Hiring Organisation
Adecco
Location
Chester, Cheshire, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
scale. Familiar with Eclipse IDE, WebLogic Application Server, or JBoss. Strong background in Integration Technologies, particularly Mule ESB IDE or equivalent, with previous Middleware experience. Knowledge of Test-Driven Development and Unit Testing frameworks (Cucumber/Litmus, JUnit). Ability to contribute to automation, causal analysis, and the development ...

ServiceNow Solution Architect

Hiring Organisation
FryerMiles Recruitment
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£475 - 500 per day
mentoring to development and administration teams Conduct solution design reviews, code reviews, and quality assurance activities Manage integrations with external systems via APIs and middleware Support pre-sales engagements, including solution demonstrations and proposals Ensure compliance with organisational and industry standards Required Skills Strong expertise in ServiceNow platform architecture Experience ...

Salesforce Technical Lead

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £470 to £500 per day
high performance, scalability, security, and maintainability of Salesforce solutions Integration & Data Management Design and implement Salesforce integrations using REST and SOAP APIs Work with middleware platforms such as MuleSoft or equivalent tools Manage data migration, data quality checks, and Salesforce data model design Ensure robust error handling, logging, monitoring ...

Salesforce Developer

Hiring Organisation
167 Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
deployment processes Required Skills & Experience Strong Salesforce Development experience (Apex, LWC, SOQL, Flows) Experience delivering Salesforce projects in enterprise environments Integration experience (APIs, middleware such as Mulesoft desirable) Strong understanding of Salesforce data models and platform capabilities Experience working in Agile delivery teams Desirable/Bonus Skills Experience with Salesforce ...

Integration Manager SC Cleared / SC Eligible Remote

Hiring Organisation
Sanderson Government and Defence
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract
flat-file processing Experience with flow services, pipelines, and basic programming logic (Java beneficial) Good database knowledge (SQL, JDBC) Strong grasp of middleware, APIs, and system integration principles Bonus: Experience with Maximo or Oracle platforms To learn more, please do reach out to Tom Royston via email on Reasonable Adjustments ...

Data Integration Engineer

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day Inside IR35
Data Marts Tool & Platform Management Experience with cloud storage solutions. Desirable: Exposure to Azure, Databricks Exposure to AQR Reporting for ECB Exposure to Middleware technologies (IIB, Kafka, Message Queue) Skills and aptitudes required: Problem Solving and analytical skills, ability to analyse complex data issues, identify root causes and develop effective ...

Salesforce Project Manager

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £475 to £500 per day
platform and end-to-end delivery lifecycle Hands-on experience delivering multi-cloud Salesforce programs Solid knowledge of integrations with ERP systems, billing platforms, middleware, and enterprise applications Experience with data migration, UAT coordination, cutover, and go-live planning Strong understanding of Energy domain business processes and systems Expertise ...

Contract Solutions Architect

Hiring Organisation
Harvey Nash
Location
Bracknell, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
applications.- Strong prior experience working with Salesforce CRM, SAP ERP and global enterprise platforms.- Strong understanding of modern integration patterns (API led, event driven, middleware, data synchronisation)If you'd be open to learning more about this role, please apply with your most up-to-date ...

MES Architect

Hiring Organisation
Randstad Digital
Location
Dartford, Kent, South East, United Kingdom
Employment Type
Contract
Technology Enterprise Asset Management ( OT EAM ) solutions. Systems Integration: Ensure robust alignment and data continuity between the MES layer, ERP systems (SAP/Oracle), middleware/integration layers, and shop floor hardware (PLC/SCADA). Vendor Selection & Implementation: Provide technical leadership during the RFI/RFP process, evaluating vendor ...

SRE Manager /Ops Manager

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £400 to £450 per day
Leadership Lead and manage multiple BAU teams, potentially covering: Application Support Infrastructure & Cloud Operations Integration & Data Operations Environment & Release Support Platform/Database/Middleware Support Set clear roles, responsibilities, and ownership boundaries across teams. Build a high-performing, accountable ops culture with clear KPIs. Manage on-call, rota ...

Salesforce Architect

Hiring Organisation
167 Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
experience as a Salesforce Technical Architect Strong multi-cloud Salesforce experience Deep knowledge of integration patterns and enterprise architecture Experience with APIs, microservices and middleware (Mulesoft desirable) Strong stakeholder management and leadership experience Desirable/Bonus Skills Experience with Salesforce Automotive Cloud Experience in large-scale digital transformation programmes Salesforce ...

Solution Architect Outside IR35

Hiring Organisation
Cathcart Technology
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£575 - £600 per day
focussed organisations **Strong experience within finance and/or back-office systems **Extremely Good stakeholder management experience **Supplier management experience **Experience designing integrations (APIs, middleware, event-driven architecture) **Experience designing cloud platforms (Primarily AWS) Please apply if interest or reach out to Craig at Cathcart Technology Cathcart Technology is acting ...

Booking and Messaging Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £625/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 ...

CRM Business Analyst

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
reporting capabilities. Desirable Experience working in the Insurance industry Hands-on CRM configuration experience (Dynamics 365 or Salesforce). Knowledge of integration methods: APIs, middleware, data connectors. Background in industries with complex customer journeys (insurance, financial services, retail). Understanding of GDPR and data governance. Business Analysis certification (BCS, IIBA ...

Salesforce Technical Architect

Hiring Organisation
Investigo Change Solutions
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Cloud, Public Sector Solutions and core platform Provide technical assurance and governance across delivery teams Define integration patterns with enterprise systems using APIs and Middleware Mentor architects and engineers, contributing to architectural standards and reusable patterns Identify technical risks and dependencies and support strategic decision-making Key experience Strong track ...

Testing Manager

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 per day
executing integration testing, particularly across payment journeys such as payment gateways, callbacks, reconciliation and finance interfaces. Strong understanding of system integrations including APIs, middleware and data flows. Experience managing defects, coordinating resolution with technical teams and providing clear reporting. Ability to design and maintain simple test automation scripts using tools ...

Solace Middleware Engineer

Hiring Organisation
Reed
Location
Central London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £720 per day, Inc benefits
Solace Middleware Engineer We are seeking a Solace Middleware Engineer to join our specialised middleware and application platform support team within the Global Investment Bank's dedicated low-latency infrastructure. This role is pivotal in supporting electronic trading systems across Forex (FX) and Fixed Income (FI) markets. The successful candidate … will possess deep technical expertise in Solace middleware and a practical understanding of trading workflows and ultra-low latency requirements. Essential Skills: Expert-level knowledge of Solace PubSub+ platform. Hands-on experience configuring Solace message VPNs, queues, topic endpoints, bridges, and DMR. Proven ability to tune Solace for ultra ...

Senior Integration Engineer (Azure)

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £600 per day
Senior Integration Engineer (Azure) - Contract Location: London | Work Mode: Hybrid(2 days in office) | Duration: May - December 2026 Ready to build the digital bridges that power the UK's economy? We are a leading UK ...

Salesforce Solution Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £500 to £525 per day
enterprise standards Ensure compliance with security, privacy, and regulatory requirements Integration & Enterprise Systems Architect and oversee integrations with enterprise systems including ERP, Billing, Middleware, and Data Platforms Design solutions using REST/SOAP APIs, event-driven architecture, and asynchronous processing Leverage middleware platforms (MuleSoft preferred) for complex integration scenarios Ensure … security, sharing models, identity, and data architecture Proven experience delivering large-scale, enterprise Salesforce implementations Strong integration architecture expertise, including: REST and SOAP APIs Middleware platforms Asynchronous and event-driven processing Ability to define scalable, secure enterprise architectures aligned to business strategy Excellent communication, leadership, and stakeholder management skills Desirable ...

Solace Middleware Engineer - London, UK

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Competitive salary
Solace Middleware Engineer London, Hybrid | Contract (inside IR35) or Permanent Overview Solace-focused Middleware Engineer required to support and evolve low-latency messaging platforms underpinning FX and Fixed Income electronic trading within an investment banking environment. The role suits a strong application services SME with hands-on Solace expertise … Solace in line with platform standards Monitor, tune, and troubleshoot messaging flows in live trading environments Act as a SME for application services and middleware messaging Contribute to messaging architecture, standards, and platform improvements Provide production support, including on-call and out-of-hours as required Key Skills & Experience Strong ...

Systems Integration and Delivery Specialist

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Preston, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £500 per day
ROLE: As a Systems Integration and Delivery Specialist, your key responsibilities will include: Designing and delivering system integrations and data transfer solutions using middleware tools Building workflows and automation within ERP to streamline processes across finance, operations, and supply chain Driving data integrity, governance, and system controls across master … Dynamics, NetSuite) Strong background in systems integration, automation, and data flows Hands-on experience with SQL, SSRS, and data/reporting environments Experience with middleware platforms (e.g. Dataswitch or similar) Solid understanding of finance processes (e.g. stock, cost of sales, reporting) Experience integrating with warehouse systems, automated racking, robotics ...

Salesforce Solution Architect

Hiring Organisation
NEEV LIMITED
Location
London, United Kingdom
Employment Type
Contract
target-state architecture aligned to prioritized use cases Create architecture diagrams (logical, physical, integration flows) and document solution designs Design and govern API integrations, middleware interactions, and cross-system data flows Act as the primary onsite liaison with multiple client enterprise and domain architects to align and finalize solution approaches … preferred) Exposure to Agentforce/AI-driven workflows (good to have) Knowledge of cloud architecture and distributed systems Familiarity with integration tools, connectors, and middleware Architecture & Governance Experience creating architecture diagrams and technical documentation Understanding of enterprise architecture governance processes Experience supporting security, compliance, and data governance requirements Familiarity with ...

Medical Systems Integration developer

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
/e-Results Proven experience leading integration architecture and delivery Strong troubleshooting and problem-solving capability Experience with diagnostic platforms (e.g. screening systems, lab middleware) Knowledge of NHS clinical workflows and standards Familiarity with: Middleware solutions (e.g. Abbott AlinIQ AMS) Automation tracks and lab instrumentation Experience in cloud or hybrid ...

Aladdin Business Analyst - OTC Derivatives - OutsideIR35 - LDN

Hiring Organisation
Oliver James
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
compliance, analytics, and portfolio management tools Collaborate with internal teams and external vendors to integrate trading and post-trade services, including execution platforms and middleware providers Facilitate requirements gathering workshops with Investment and Operations stakeholders to define scope, document business needs, and align on delivery objectives Translate business requirements into … Experience: Strong experience with investment management platforms (e.g., Aladdin or similar) Solid understanding of ETD and OTC derivatives workflows Experience integrating with trading platforms, middleware, or post-trade service providers Proven ability to run workshops and produce clear business and functional documentation Strong stakeholder management across Investment and Operations teams ...