Contract REST Jobs in the South East

23 of 23 Contract REST Jobs in the South East

Senior Platform Delivery Lead BPMN & DMN - Camunda

London, South East, England, United Kingdom
Adecco
collaborative environment focused on results. Technical Skills: Orchestration: Camunda 8 (including Zeebe, Operate, Elasticsearch, etc.) Backend Development: Java 21, Spring Boot 3.x, Kafka Frontend Development: Angular 15+, React 18+, REST APIs CI/CD Tools: Jenkins, Docker, Kubernetes Monitoring & Alerts: Prometheus, Grafana Data Persistence: PostgreSQL, MongoDB, Redis Why Join Us? Be part of a forward-thinking organisation that values diversity More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Senior PHP Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Randstad Technologies
custom MVC frameworks. Solid architecture and design skills for complex, scalable applications. Expertise in relational database schema design and optimization (MySQL). Proficiency with Git workflows, LAMP stack, and REST API integrations. Strong knowledge of HTML5, CSS (specificity, inheritance, positioning), JavaScript, AJAX, and DOM manipulation. Experience with unit/functional testing and Docker containerization. Excellent problem-solving and critical thinking More ❯
Employment Type: Contractor
Rate: £320 - £350 per day
Posted:

Java Developer - Active SC

London, South East, England, United Kingdom
Hays Specialist Recruitment Limited
experience with core AWS services (EC2, S3, Lambda, IAM, etc.) Kafka/Messaging Systems: Expertise in building event-driven architectures SQL: Strong experience with relational databases and query optimization REST/JSON APIs: Designing, developing, and consuming scalable APIs Docker: Proficiency in containerizing applications for local and cloud environments Communication: Excellent communication skills to convey complex ideas effectivel Nice to More ❯
Employment Type: Contractor
Rate: £600 - £640 per day
Posted:

PHP Developer

London, South East, England, United Kingdom
Akkodis
seamless integration with core business systems and delivering high-quality, scalable solutions. Key Responisibilites: Develop, maintain, and enhance PHP applications across web and enterprise environments Build and consume APIs (REST/JSON, SOAP) for integration's with third-party and internal systems Collaborate with cross-functional teams including product owners, business analysts, and testers Optimise application performance, scalability, and security More ❯
Employment Type: Contractor
Rate: £400 - £450 per day
Posted:

Guidewire Developer and Business Specialist

London, South East, England, United Kingdom
ALOIS Solutions
Senior Guidewire ClaimCenter Developer 6+ years’ experience with ClaimCenter, Guidewire Certified. Strong in Gosu, Java, SOAP/REST, Studio, Messaging, Data Model, Rules & Workflows. Lead development, integrations, mentoring, code reviews, and performance optimization. Agile/Scrum experience with solid problem-solving and communication skills. Guidewire ClaimCenter Business Specialist/Analyst 5+ years’ experience with ClaimCenter, Guidewire Certified (preferred). Skilled More ❯
Employment Type: Contractor
Rate: £350 - £450 per day
Posted:

Senior Backend Developer - Python

Oxfordshire, South East, United Kingdom
IO Associates
runbook creation. Mentor engineers and communicate technical trade-offs to stakeholders. Requirements 5+ years' backend development with Python (Django or Flask). Proven experience designing, scaling, and operating production REST APIs. Deep expertise in relational database design, performance tuning, and migrations (PostgreSQL). Strong knowledge of Docker, Git workflows, and AWS core services (EC2, VPC, IAM, S3, ALB/ELB More ❯
Employment Type: Contract
Posted:

ServiceNow Developer - 12 months - £700 per day - SC Cleared

London, South East, England, United Kingdom
Involved Solutions
used in ServiceNow. Experience with ServiceNow platform: Including modules like ITSM, ITOM, HRSD, CSM, and CMDB. ServiceNow Scripting: Client Scripts, Business Rules, Script Includes, UI Policies, and UI Actions. REST/SOAP API Integration: Building and consuming APIs for third-party integrations. ServiceNow Workflows: Designing and implementing Flow Designer and legacy Workflow Editor. Service Portal Development: Custom widgets, pages, and More ❯
Employment Type: Contractor
Rate: £600 - £700 per day
Posted:

ServiceNow Developer

London, South East, England, United Kingdom
Searchability NS&D
Developer Strong JavaScript, Glide API, and ServiceNow development tooling Experience creating workflows, client scripts, UI policies, and business rules Understanding of ITIL processes and service management principles Familiarity with REST/SOAP APIs, IntegrationHub, and MID Servers Excellent problem-solving and communication skills Active SC clearance required Desirable: ServiceNow CSA certification, CIS certifications (ITSM, HRSD, SPM), Agile/Scrum exposure. More ❯
Employment Type: Contractor
Rate: £475 - £500 per day
Posted:

Workday Integration Consultant

Reading, Berkshire, South East, United Kingdom
Hollborn Recruitment Ltd
core knowledge to deliver effective integration solutions. Perform XML/XSLT transformations and handle various file formats (CSV, XML, JSON, etc.). Work with APIs, Web Services (SOAP/REST), and file transfer protocols (SFTP/FTP). Ensure accuracy, compliance, and performance of integrations across HR, Payroll, Benefits, and Finance systems. Collaborate with business stakeholders to translate requirements and More ❯
Employment Type: Contract
Rate: £350 per day
Posted:

Salesforce Developer - Contract - Inside IR35 - Remote

Reading, Berkshire, England, United Kingdom
Hybrid / WFH Options
Involved Solutions
Salesforce development, including Apex, Visualforce, and Lightning Components. Salesforce Developer certification (e.g., Salesforce Certified Platform Developer I/II) is highly desirable. Hands-on experience with Salesforce integrations using REST/SOAP APIs, web services, and middleware tools. Demonstrable experience of building effective business solutions using Salesforce technologies Ability to communicate effectively with both technical and non-technical colleagues. Experience More ❯
Employment Type: Contractor
Rate: £450 - £500 per day
Posted:

Integration Engineer - Informatica, IPaaS

Reading, Oxfordshire, United Kingdom
Som3
based data integration. Strong understanding of data warehousing concepts, dimensional modelling and medallion architecture. Building production-grade pipelines with logging, alerting, retries, idempotency, and robust error handling. Experience with REST APIs, pagination, authentication (OAuth2, service principals), and file-based ingestion (CSV/Parquet). More ❯
Employment Type: Contract
Rate: GBP 500 Daily
Posted:

Integration Engineer - Informatica, IPaaS

Reading, Berkshire, United Kingdom
Som3
based data integration. Strong understanding of data warehousing concepts, dimensional modelling and medallion architecture. Building production-grade pipelines with logging, alerting, retries, idempotency, and robust error handling. Experience with REST APIs, pagination, authentication (OAuth2, service principals), and file-based ingestion (CSV/Parquet). More ❯
Employment Type: Contract
Rate: £500/day
Posted:

Contract Engineering Manager

London, South East, England, United Kingdom
Hybrid / WFH Options
Opus Recruitment Solutions Ltd
on experience with enterprise-scale migrations.??? Tech Environment: STIBO STEP (PIM)? Java 17+ (Java 21 preferred) Micronaut/Spring Boot? JUnit/Mockito? Kafka/MongoDB? GraphQL Federation/REST APIs? Gradle? Terraform/OpenTelemetry/Dynatrace Key Responsibilities: Architect and lead the end-to-end migration of STIBO STEP to SaaS Collaborate with internal teams and external vendors to More ❯
Employment Type: Contractor
Rate: £600 - £650 per day
Posted:

Microsoft Copilot Engineer / Architect

London, South East, England, United Kingdom
Adecco
and system integration. Proficiency in Microsoft Graph API, Microsoft 365 compliance and security, and identity management. Experience with Copilot Studio and building custom Copilot agents or plugins. Familiarity with REST APIs, JSON, OAuth, and integration with enterprise systems (e.g., CRM, ERP, data lakes). Knowledge of prompt engineering, grounding techniques, and responsible AI principles. Excellent communication and stakeholder engagement skills More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Copilot Engineer/Specialist

London, South East, England, United Kingdom
cer Financial Ltd
other architecture frameworks Expertise in Microsoft Graph API, Microsoft 365 compliance and security, and identity management. Experience with Copilot Studio and building custom Copilot agents or plugins. Familiarity with REST APIs, JSON, OAuth, and integration patterns with enterprise systems (e.g., CRM, ERP, data lakes). Understanding of prompt engineering, grounding techniques, and responsible AI principles. More ❯
Employment Type: Contractor
Rate: £705 per day
Posted:

MOVEit Administrator

London, South East, England, United Kingdom
Hybrid / WFH Options
SR2
administering MOVEit Transfer and MOVEit Automation. Proven knowledge of secure file transfer protocols (SFTP, FTPS, HTTPS). Experience with encryption technologies such as PGP. Hands-on experience with automation, REST APIs, and scripting. Familiarity with GDPR and compliance requirements. Strong troubleshooting, monitoring, and support skills. Document MOVEit standards, best practice and workflows. Consistently maintain detailed documentation for troubleshooting and system More ❯
Employment Type: Contractor
Rate: £300 per day
Posted:

Software Engineer

Burgess Hill, Sussex, United Kingdom
Teksystems
be building and enhancing features in the Account domain. You will also coordinate and work with other Engineers across the platform to share knowledge and principals. Key Skills Golang REST software development Kafka rabbitmq rally Jira Job Title: Software Engineer Location: Burgess Hill, UK Rate/Salary: .00 GBP Daily Job Type: Contract Trading as TEKsystems. Allegis Group Limited, Maxis More ❯
Employment Type: Contract
Rate: GBP 200 - 270 Daily
Posted:

Software Engineer

Burgess Hill, West Sussex, United Kingdom
Teksystems
be building and enhancing features in the Account domain. You will also coordinate and work with other Engineers across the platform to share knowledge and principals. Key Skills Golang REST software development Kafka rabbitmq rally Jira Job Title: Software Engineer Location: Burgess Hill, UK Rate/Salary: 200.00 - 270.00 GBP Daily Job Type: Contract Trading as TEKsystems. Allegis Group Limited More ❯
Employment Type: Contract
Rate: £200 - £270/day
Posted:

ServiceNow Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Circle Recruitment
be based on an Umbrella solution. Essential experience required: ServiceNow Certified System Administrator (CSA) certification or equivalent experience. Proficient in scripting (JavaScript, Glide API), platform configuration, and integration methods (REST/SOAP). Demonstrable recent, practical development experience , not just solution design or consultancy oversight. Strong ITSM development experience (e.g., incident, change, problem, catalogue, workflows, scripting) Event Management (ITOM) or … modules. Deliver assigned features aligned to roadmap priorities, such as: Yokohama upgrade readiness/Service Catalogue optimisation/Automation engine integrations/APM and CSM rollout Build integrations using REST/SOAP APIs, mid-servers, IntegrationHub, and custom connectors. Contribute to upgrade execution, clone analysis, and post-upgrade validation. Participate in Agile delivery processes including backlog grooming, sprint planning, and More ❯
Employment Type: Contractor
Rate: £600 - £700 per day
Posted:

Lead Developer Live Link Systems Upgrade

London, South East, England, United Kingdom
Hybrid / WFH Options
Eames Consulting
configure the system, scaling both vertically and horizontally in a load-balanced environment. Update and migrate custom modules & patches (oscript). Assist in configuration of integrated applications (Java/REST). Deliverables Configure new OTDS installation and migrate existing data. Perform index migration/rebuild as required. Conduct fault finding and performance tuning. Carry out functional testing of business-specific … environments (Wintel). Knowledge of OTDS implementations and data migration. Knowledge and experience of Oracle databases, including SQL and stored procedures. Development expertise in oscript (cside), Java (CWS and REST), and WebReports. Knowledge of Content Server Records Management. Competencies & Personal Attributes Creativity and imagination. Strong team player. Excellent problem-solving skills. Effective communication skills. Quick learner, eager to leverage technologies More ❯
Employment Type: Contractor
Rate: £525 - £550 per day
Posted:

Salesforce Developer - SC Eligible

London, South East, England, United Kingdom
Sanderson
solutions using Apex , Lightning Web Components (LWC) , and advanced Screen Flows . Implement complex access control models , including restrictive OWDs, sharing rules, and permission sets. Develop and maintain critical REST API integrations , including secure connections via Salesforce Private Connect . Configure Salesforce Shield , leveraging Real-Time Event Monitoring to integrate with tools like Splunk SIEM . Translate business and architectural … for In-App/Web (MIAW) . Demonstrated ability to implement and manage Salesforce Shield and robust data security models. Solid understanding of Salesforce integration patterns and consuming external REST APIs. Experience working in Agile delivery teams (Scrum/Kanban). Desirable Skills Knowledge of Salesforce Public Sector Solution (PSS) . Experience with Salesforce Private Connect and secure network configurations. More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Contract Developer - Node.js, REST API, SIP, VOIP

Bracknell, Berkshire, United Kingdom
Hybrid / WFH Options
Reed Technology
Contract Developer - Node.js development, REST API design, and SIP-based communications Duration: 3 months (Outside IR35) Location: Bracknell/Hybrid Contract Developer with deep expertise in Node.js development, REST API design, and SIP-based communications. This role is crucial for supporting the migration of legacy device management, call control, and configuration workflows to a secure, scalable cloud environment. Day-to … to identify dependencies on on-prem infrastructure and design cloud-native solutions. Refactor services to enhance scalability and reliability in the cloud. Service & API Development: Develop and maintain secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions. Real-Time Communication Integration: Implement and maintain robust SIP/TLS integrations, ensuring low latency and … compliance with GDPR and other regulatory standards. Required Skills & Qualifications: Experience: Minimum 3 years of backend development experience using Node.js/Express. Proven track record in building and deploying REST APIs. Experience with SIP/TLS integration and managing real-time communications. Familiarity with cloud services and migrating on-prem solutions to cloud environments. Qualifications: Bachelor's degree in Computer More ❯
Employment Type: Contract
Rate: GBP 500 - 550 Daily
Posted:

Contract Developer - Node.js, REST API, SIP, VOIP

Bracknell, Berkshire, United Kingdom
Hybrid / WFH Options
Reed Technology
Contract Developer - Node.js development, REST API design, and SIP-based communications Duration: 3 months (Outside IR35) Location: Bracknell/Hybrid Contract Developer with deep expertise in Node.js development, REST API design, and SIP-based communications. This role is crucial for supporting the migration of legacy device management, call control, and configuration workflows to a secure, scalable cloud environment. Day-to … to identify dependencies on on-prem infrastructure and design cloud-native solutions. Refactor services to enhance scalability and reliability in the cloud. Service & API Development: Develop and maintain secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions. Real-Time Communication Integration: Implement and maintain robust SIP/TLS integrations, ensuring low latency and … compliance with GDPR and other regulatory standards. Required Skills & Qualifications: Experience: Minimum 3 years of backend development experience using Node.js/Express. Proven track record in building and deploying REST APIs. Experience with SIP/TLS integration and managing real-time communications. Familiarity with cloud services and migrating on-prem solutions to cloud environments. Qualifications: Bachelor's degree in Computer More ❯
Employment Type: Contract, Temporary
Salary: £500 - £550/day
Posted:
REST
the South East
10th Percentile
£268
25th Percentile
£354
Median
£475
75th Percentile
£506
90th Percentile
£577