1,551 to 1,575 of 1,627 Permanent REST Jobs

Technical Lead / Solution Architect

Hiring Organisation
NuAxis Innovations
Location
Washington, Washington DC, United States
Employment Type
Permanent
Salary
USD Annual
Working knowledge of Java/.NET middleware and/or Oracle SOA plus Oracle Database development sufficient to guide cross-tier architecture. Experience designing REST APIs, integration patterns, authentication/authorization flows, and separation of concerns across application tiers. Experience applying responsive design, user-centered design, and Section 508/… engineers; ensure knowledge is distributed, and technical decisions are documented for long-term sustainment. Core Technical Skills Expert Angular/TypeScript architecture with strong REST/service integration fluency. Solution architecture, API/interface design, security-aware design, data-flow modeling, and technical documentation. Cross-tier troubleshooting across browser/ ...

Mid-Level Full-Stack Developer

Location
Greater London, England, United Kingdom
Jest, Cypress, etc.) across frontend and backend Contribute to and help evolve the studio’s design system, ensuring consistent standards across projects Integrate with REST, GraphQL, and SOAP APIs to connect our apps to the range of services our clients use Participate in code reviews, sprint planning, and technical discussions … party APIs Solid CSS skills, ideally including style frameworks such as Tailwind CSS Comfortable writing automated tests and integrating with GraphQL and/or REST APIs Happy working across multiple concurrent projects as part of a team Curious, pragmatic, and cares about craft We also value Experience with ...

Senior Python Developer

Hiring Organisation
Enormous Enterprise LLC
Location
Jersey City, New Jersey, United States
Employment Type
Any
Salary
USD Annual
Days Remote) hybrid role. Job Type: 12+ Months Contract Position Summary Position will be Senior Python Developer who has experience working in Python, REST, ReactJS and Preferably experience working in financial services within Global Markets. 10yr+ Hands on Programming experience in any Object-oriented language, Preferably Python 7yr+ Experience … deal with domain specific data analysis 7yr+ Years of experience in Risk and pricing application development, will be plus 7yr+ Years of experience in REST, ReactJS or Full Stack development Experience and exposure on Object Database along with Relational Databases Experience or Knowledge of Trade Surveillance and Market Misconduct ...

Blockchain Payments Lead Engineer

Location
Greater London, England, United Kingdom
concept through production deployment and iteration. Stack Languages: Rust, Go, TypeScript/Node, Python Messaging: Kafka/Redpanda, NATS API/IPC: gRPC/REST Infra: AWS (EKS, RDS, KMS), Terraform Requirements You are a backend and onramp specialist with a passion for high‐throughput, low‐latency distributed systems … Postgres (transactions, indexing, locking), with familiarity in Redis and event/OLAP stores (Kafka/Redpanda, ClickHouse). API Craftsmanship: Mastery of gRPC/REST best practices, including versioning, pagination, authN/Z, idempotency keys, and building rock‐solid webhook consumers. Event‐Driven Design: Experience designing systems with queues, outbox ...

ServiceNow Architect - Telecom

Location
City of Westminster, England, United Kingdom
rules, client scripts, UI policies, and automation capabilities, and will develop integrations with BSS/OSS, network systems, external CRMs, and ticketing tools using REST/SOAP, MID Server, IntegrationHub, and TM Forum Open APIs. The Architect will drive CMDB, CSDM, and TNI excellence by ensuring CMDB health, data quality … years in ServiceNow. Deep understanding of: CSDM (persona, domains, service modelling) CMDB & CMDB CI class modelling Telco Network Inventory (TNI) CSM, ITSM, ITOM Integrations (REST/SOAP, API orchestration, MID Server) Service Mapping & Discovery in Telco environments Expertise in scripting (JavaScript), Flow Designer, and IntegrationHub. Working knowledge of NowAssist, Predictive ...

Lead Software Engineer – Kraken Utilities (OSS / Telco Integrations)

Location
Greater London, England, United Kingdom
responsible for: Partner Integrations Build and maintain integrations with telecom network providers, CPE (router) providers, and call record systems Handle a mix of REST and SOAP APIs to provision and query network state API & Platform Development Develop robust APIs connecting Kraken to external telco infrastructure Improve integration reliability and scalability … production systems and where required, lead and manage incidents. Core Technical Skills Experience with Python stack and Web frameworks Strong domain modelling skills HTTP & REST APIs Building robust, fault-tolerant systems Bonus points Experience building SDKs or APIs for other developers What Makes This Role Different You’ll work ...

Senior Java Software Engineer - Search Inference - Platform

Location
United Kingdom
features like semantic search, reranking, and generative AI across Elastic Cloud and in hosted environments. You’ll maintain and develop the plugin framework and REST API with your work spanning protocol design, streaming, async execution, billing integration, and with a tight collaboration with the wider inference team and the Kibana … their contributions meet our technology standards Participate in on-call rotation for inference-related incidents Write thorough tests: unit tests using ESTestCase, YAML-based REST integration tests, and rolling-upgrade tests What You Bring: 5+ years of production Java experience, with experience contributing to a large, established Java codebase. ...

Lead Software Engineer – Kraken Utilities (OSS / Telco Integrations)

Location
Greater London, England, United Kingdom
responsible for: Partner Integrations Build and maintain integrations with telecom network providers, CPE (router) providers, and call record systems Handle a mix of REST and SOAP APIs to provision and query network state API & Platform Development Develop robust APIs connecting Kraken to external telco infrastructure Improve integration reliability and scalability … systems evolve Take ownership of architectural direction and execution Core Technical Skills Experience with Python stack and Web frameworks Strong domain modelling skills HTTP & REST APIs Building robust, fault-tolerant systems Bonus points Experience building SDKs or APIs for other developers What Makes This Role Different You’ll work ...

Infrastructure Developer

Location
City Of London, England, United Kingdom
truth that can drive automated provisioning, configuration and infrastructure lifecycle management. Responsibilities will include: Building production-grade services and automation primarily in Python Designing REST APIs and integration layers across infrastructure platforms Developing CMDB services, schemas and infrastructure data models Creating event-driven automation workflows and self-service capabilities Integrating … application engineering teams We are particularly interested in engineers with: Strong commercial Python software development experience FastAPI, SQLAlchemy, Pydantic and PostgreSQL exposure Excellent REST API design and systems integration knowledge Experience modelling complex infrastructure or configuration data Knowledge across at least two areas of networking, storage, bare metal, virtualisation ...

Ruby Developer - Full Stack, Rails Javascript, TDD

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
developing new applications working in collaboration with existing team membersPlay a major part in architecting the platformSome technology strategyTo design and help implement a REST apiHelp build a brand new web platform in RubySome Code reviewsThe stack is Ruby on Linux AWS with some Angular. JS and Node. … making serious money doing something you are passionate about. My client is based in Central LondonRuby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript Lead Ruby Developer ...

Workday Extend Consultant / Developer

Location
Staines-upon-Thames, England, United Kingdom
. Experience with Extend Studio and Workday orchestrations. Strong understanding of the Workday data model , business objects and custom objects. Experience with Workday REST/SOAP web services, WQL, RaaS and Custom Reports . Experience with XML, XSLT and XPath . Understanding of Workday security, including API Clients, OAuth 2.0 … Builder, PMD pages, tasks, cards and orchestrations . Configure custom objects and integrate applications with core Workday business objects. Build and consume Workday REST and SOAP services. Develop WQL queries, RaaS and Custom Report data sources. Integrate Extend applications with Workday Business Processes, notifications and alerts. Configure Extend security ...

SAP Integration Suite Developer- Tarmac

Location
Metropolitan Borough of Solihull, England, United Kingdom
event-based integrations Demonstrable experience with ABAP Proxies and RFC debugging Expertise configuring and supporting adapters including: IDOC RFC JDBC File Proxy SOAP HTTP REST Proven experience integrating SAP with third‐party systems Experience delivering end-to-end SAP integration projects from design through to support An excellent understanding … Desirable Skills Degree in Computer Science, Software Development or related discipline SAP PI/PO experience (7.5 preferred) Knowledge of Web Services, SOAP and REST SAP BPM and BPMN process modelling experience Understanding of B2B and EDI standards SAP Gateway and OData exposure Java/J2EE or JavaScript development experience ...

SAP Integration Developer

Hiring Organisation
Tarmac Trading Limited
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Integration Suite Strong experience with ABAP Proxies and RFC debugging Expertise configuring and supporting adapters including: IDOC RFC JDBC File Proxy SOAP HTTP REST Proven experience integrating SAP with third-party systems Experience delivering end-to-end SAP integration projects from design through to support Strong understanding of structured development … Desirable Skills Degree in Computer Science, Software Development or related discipline SAP PI/PO experience (7.5 preferred) Knowledge of Web Services, SOAP and REST SAP BPM and BPMN process modelling experience Understanding of B2B and EDI standards SAP Gateway and OData exposure Java/J2EE or JavaScript development experience ...

Ruby / JavaScript Web Developer - Rails Fintech 50

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
design and develop new applications working in collaboration with existing team membersTo maintain and enhance the existing applicationsTo design and help implement a REST apiTo ensure that all development has sufficient test coverage to maintain qualityThe project will be stabilising the development of their web based platform which is built … possibility of making serious money doing something you are passionate about. My client is based in LondonRuby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript ...

Ruby Developer - HTML5, Rails Javascript, TDD

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
developing new applications working in collaboration with existing team membersPlay a major part in architecting the platformSome technology strategyTo design and help implement a REST apiHelp build a brand new web platform in RubySome Code reviewsThe project will be stabilising the development of their web based platform which is built … making serious money doing something you are passionate about. My client is based in Central LondonRuby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript Lead Ruby Developer ...

Senior Platform Engineer

Location
Greater London, England, United Kingdom
dynamic query builder that is the heart of our API generation engine: the core feature that turns database models into secure, production-ready REST APIs* Building and scaling platform services: authentication (Magic Link, OAuth, SSO), file storage and CDN delivery, full-text search, workflow automation engine, and Stripe payment integrations … query optimisation, RLS* Infrastructure as code with Terraform (or equivalent)* Experience building and operating multi-tenant SaaS platforms* Solid understanding of API design and REST semantics* Comfortable owning backend services end-to-end: you write the code, you run it in production* Strong security fundamentals: you think about auth, data ...

Application Support Analyst

Location
Bracknell, England, United Kingdom
similar role before and have a tenacious attitude to best practice and versatility. They will also be able to collaborate with the rest of the Application Management team on other day to day tasks ensuring client Core application's smooth operation. Caring for their customers, both internal and external … Bonus skills: Experience supporting AWS systems Experience supporting Intercom or similar Experience implementing and supporting business applications (E.g., CRM and ERP systems) Experience supporting REST integrated systems SQL and/or Python scripting Usage of low-code integration platforms Exposure to caching systems like Redis or Memcached Exposure to workflow ...

Solutions Analyst

Hiring Organisation
South East Water
Location
Snodland, Kent, United Kingdom
Employment Type
Permanent
Salary
£40000 - £55000/annum
performance efficiency. Perform query tuning, analyse execution plans, and optimize indexes to ensure low latency across massive datasets. Build robust RESTful APIs using Oracle REST Data Services (ORDS) to expose database endpoints. Hybrid Infrastructure & Cloud Integration Collaborate with Cloud Engineers and DBAs to support database infrastructure running on-premise … APEX: Strong experience with modern APEX version 24 and newer, custom themes, templates, and JavaScript integration. API Development: Proficient in configuring and developing ORDS REST APIs. Web Basics: Solid foundational understanding of HTML5, CSS3, JavaScript, and JSON formatting. Cloud Infrastructure: Familiarity with GCP core services (GCE, Cloud SQL for MySQL ...

Solutions Analyst

Location
Snodland, England, United Kingdom
performance efficiency. Perform query tuning, analyse execution plans, and optimize indexes to ensure low latency across massive datasets. Build robust RESTful APIs using Oracle REST Data Services (ORDS) to expose database endpoints. Hybrid Infrastructure & Cloud Integration Collaborate with Cloud Engineers and DBAs to support database infrastructure running on-premise … APEX: Strong experience with modern APEX version 24 and newer, custom themes, templates, and JavaScript integration. API Development: Proficient in configuring and developing ORDS REST APIs. Web Basics: Solid foundational understanding of HTML5, CSS3, JavaScript, and JSON formatting. Cloud Infrastructure: Familiarity with GCP core services (GCE, Cloud SQL for MySQL ...

Workday Integrations Manager

Hiring Organisation
Cognizant
Location
London, UK
Employment Type
Full-time
requirements. Ensure delivery alignment with established methodologies, governance, and architecture standards. Solution Oversight & Technical LeadershipReview and validate integration designs (Workday Studio, EIB, Core Connectors, REST/SOAP) to ensure robustness and scalability. Provide hands-on guidance to teams on complex integrations, troubleshooting, and performance optimisation. Ensure integration patterns, error handling … leading multiple concurrent projects or workstreams in a consulting environment. Strong hands-on knowledge of Workday integration technologies (Studio, EIB, Core Connectors, PECI, RaaS, REST/SOAP).Experience translating business requirements into scalable integration solutions. Demonstrated ability to manage stakeholders, facilitate workshops, and drive delivery outcomes. Strong understanding of integration ...

Director Data & Analytics API Experience - Data Services

Location
Greater London, England, United Kingdom
PyPi publishing.Unified API StrategyTechnical audit: Work with stakeholders across the organization to conduct a survey of existing APIs (RPC over HTTP, JSON, XML Query, REST, WebSocket, S3, Pub-Sub, etc) across the business, to identify fragmentation, authentication gaps, and areas for consolidation. Survey peers and partners to identify best-practice … Highly proficient in Python, with the ability to write clean, idiomatic, and robust code for public consumption.Technical StackEnvironment: Google Cloud Platform (GCP), Apigee.Protocols: WebSockets, REST, GCS.Tooling: Python (Expert), OAuth 2.0, GitHub, Protobuf/Avro, SQL.Company Benefits:Bonus ProgrammeEquity ProgrammeEmployee Stock Purchase Plan (ESPP)Private Medical and Dental coverageMental Health Benefit ...

Salesforce Integration Lead - Jitterbit

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
monitor high quality integration projects The Integration Analyst Must have: Comp Sci or Engineering Degree or similar Experienced at building/maintaining API Integrations REST API experience of REST, JSON and other data integration toolsets & SQL Experience of building/maintaining API integrations, preferably using Jitterbit or similar iPaaS solutions ...

ServiceNow Developer

Hiring Organisation
DGH Recruitment
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£65,000
Rules, Client Scripts and Script Includes. Design and deliver custom applications, workflows and platform enhancements aligned with business requirements. Build and maintain integrations using REST, SOAP, MID Servers, IntegrationHub and third-party APIs. Support platform performance, data integrity, security and governance standards. Manage roles, groups, access controls, update sets, instance … Experience Proven hands-on ServiceNow development experience. Strong JavaScript, Glide API, HTML, CSS and JSON skills. Experience with Flow Designer, IntegrationHub and Scripted REST APIs. Experience developing integrations using REST, SOAP, MID Servers and third-party APIs. Experience managing update sets and supporting instance migrations. Ability to translate business requirements ...

Full Stack Web Developer

Hiring Organisation
CYNET SYSTEMS
Location
Greenville, North Carolina, United States
Employment Type
Permanent
Salary
USD Hourly
Level Full Stack Web Developer with strong experience in developing and supporting web applications. The candidate should have hands-on expertise in Node.js, JSON REST APIs, HTML, CSS, JavaScript, and PostgreSQL. The role involves building scalable applications, developing backend services, integrating APIs, and collaborating with cross-functional teams to deliver … high-quality solutions. Required Skills: Node.js. JSON REST API Development. HTML, CSS, JavaScript. PostgreSQL. Full Stack Web Application Development. Strong problem-solving and debugging skills. Benefits: Our Benefits Include: Medical, Dental, and Vision Insurance 401(k) Retirement Plan Health Savings Account (HSA) Disability Insurance (Short-Term and Long-Term) Life ...

Integration Engineer

Location
Radcliffe, England, United Kingdom
data systems, delivering clean, resilient data flows while collaborating closely with architects, data engineers, and product teams. The role requires a strong understanding of REST APIs, asynchronous and event‐driven integration patterns, and how data moves at scale across distributed platforms.Design, develop, test, deploy, and maintain enterprise grade integration solutions … integrations across clinical, finance, CRM, and patient systems, including platforms such as R4, Dentally, IFS, Salesforce, and internal CRM solutions.Implement and maintain SOAP and REST based APIs to enable secure and reliable data exchange between applications.Develop and support file based integrations using FTP and MFT, ensuring secure data transfer ...