UI and its architecture, ensuring performance, usability, and resilience. Bring strong views on frontend patterns, API design, and how the frontend and backend fit together (they currently use Python, REST, GraphQL, microservices). What They Are Looking For: Proven expertise in JavaScript and React, including modern practices and shadcn experience. A track record of building products from scratch or pivoting More ❯
like: Implementation of a single development lifecycle, from Analysis & Design, Build and QA to Security and Deployment. Support the needs of a new application using technologies like Go, Java, REST Services, Micro Services Databases SQL & NoSQL, Docker, Hadoop, Bitbucket, Unix and Shell Scripting and more. Develop tools to improve processes. Visa is an EEO Employer. Qualified applicants will receive consideration More ❯
Enterprise Resource Planning (ERP) and Engineering consulting, with the mission of becoming internationally renowned Systems Integration Company. Job Description Job Description : Expertise on SOA Orchestration, Web Services (SOAP/REST), Security Protocols, BizTalk Configuration, Transformations and JSON based Messaging. Experience on an recent BizTalk versions including 2013. Strong knowledge of integration patterns specially in integrating Portals/SSO, legacy applications More ❯
Trading UI Engineer – Front Office JavaScript, React, typescript, NodeJS, Tailwind, GraphQL, ApolloQL, Webpack, Cypress, HTML, CSS, REST, Data Visualisation, API. Real Time Trading Software, UI Development Perm Role – London – Onsite. £80000 - £100000 plus bonus Harrington Starr has partnered up with a Global Investment Bank in the City of London who are looking to hire a Senior UI Trading Software Developer More ❯
Proven experience in enterprise software development and SDLC. Task orientated, able to work to fixed deadlines and SLAs. Previous development experience within Python, ideally with experience in Flask and REST APIs. Proficient with performance tuning, debugging, and secure coding practices. Strong Microsoft Azure Integration Services (e.g. LogicApps, ServiceBus, API Management etc). In-depth understanding of system design, CI/ More ❯
SOSL. Strong expertise in Salesforce automation tools such as Flows, Workflow Rules, Process Builder, and Approval Processes. Proven background in integrating Salesforce with third-party systems and designing APIs (REST/SOAP). Working knowledge of DevOps tools and practices, including Git, Gearset, and Copado. Salesforce certifications: Platform Developer I and II required. Demonstrated leadership capabilities, including mentoring, coaching, and More ❯
week in the office from March 2026. For this role I am looking for an experienced Java Engineering Manager with 10yrs+ exp with Java 11/17, Spring MVC, REST API's, Microservices, AWS/GCP/Azure. Someone who has been a v ital leader of a full stack engineering team of 6-10 Java developers - People First leadership More ❯
integrate data and software components. Utilize version control tools (Git) for code collaboration and management. (Optional) Build and enhance interactive dashboards using Plotly Dash for data visualization. Work with REST APIs to fetch and send data between front-end and back-end systems. Required Skills & Experience: 1. Python Programming Strong understanding of functions, classes, and object-oriented programming (OOP) . More ❯
teams, and understands that building smarter doesn’t always mean building from scratch. What You’ll Bring: Solid commercial experience with Node.js and TypeScript Strong understanding of API development (REST) Background working with SQL and NoSQL databases At least 3 years’ experience in backend software engineering Previous experience within healthcare (FHIR, HL7, EHRs, or LIMS) or exposure to Software as More ❯
slough, south east england, united kingdom Hybrid / WFH Options
TECHOHANA
maintain system stability. Here are the requirements for the role: 5+ years of hands-on experience with Salesforce Development Hands-on experience using APEX, Visualforce, LWC Strong experience with REST and SOAP API integrations Salesforce Certified - PD1 Ideally Exposure to various salesforce clouds including Sales, Service and Marketing Cloud. Experience with Agile/Scrum methodologies Full Right to Work in More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Swissblock Technologies AG
analysis and software design Hands-on senior level experience in Python programming Unix based systems, containerized environments and Kubernetes Working experience with databases: relational, NoSQL and time series Websocket, REST API and message brokers (e.g. Kafka, NATS, Pub/Sub) Proficient written and verbal communication in English Strong analytical and problem-solving skills with a proactive attitude to own and More ❯
and decision records that shape product direction. Help define and implement end-to-end testing and deployment strategies. 🔧 Tech Stack: Frontend: React (Remix, SSR, and modern frameworks) Backend: Node.js, REST APIs, JSON:API standards Realtime: WebSockets, CRDTs (Yjs) Tooling: Tiptap, ProseMirror, CLI, IDE extensions Infra: CI/CD pipelines, Kubernetes, AWS ✅ What You Bring: ~6+ years building complex products in More ❯
slough, south east england, united kingdom Hybrid / WFH Options
TreasurySpring
around a Scheme-based workflow notation. Our frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language (ideally Python, but experience … any of the frameworks we currently use: Flask, SqlAlchemy, Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience of REST and/or GraphQL APIs Knowledge of the core AWS services: i.e. EC2/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge of containerisation: Docker, Kubernetes, AWS More ❯
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Create microservices to connect trading platforms and grid operators What We’re Looking For Strong Software Fundamentals: Excellent Python skills (Rust is a bonus) and experience designing distributed systems, REST APIs, and microservices Data & Infrastructure: Experience with Kafka or similar streaming technologies, PostgreSQL, and time-series data management DevOps & Observability: Familiar with Docker, monitoring, and observability tools Bonus Points For More ❯
You Are You are a seasoned engineer with 5 + years of professional software engineering experience and deep expertise in the following areas: Building and managing microservices and APIs (REST, HTTP, OAuth). Strong commercial experience in Python and Node. Good AWS Experience Good experience utilizing various database technologies A solid foundation in writing comprehensive unit and integration tests . More ❯
Windsor, Berkshire, South East, United Kingdom Hybrid / WFH Options
Stackstudio Digital Ltd
experience in IT integration projects. Proven expertise in MuleSoft Anypoint Platform (including Anypoint Studio, Flow Design, and API Manager). Strong knowledge of API-led connectivity and integration patterns (REST, SOAP). Experience with integration components and concepts like DataWeave, CloudHub, and Runtime Fabric . Proven experience with CI/CD pipelines and DevOps tools. Strong problem-solving abilities and More ❯
Windsor, antrim, united kingdom Hybrid / WFH Options
Stackstudio Digital Ltd
experience in IT integration projects. Proven expertise in MuleSoft Anypoint Platform (including Anypoint Studio, Flow Design, and API Manager). Strong knowledge of API-led connectivity and integration patterns (REST, SOAP). Experience with integration components and concepts like DataWeave, CloudHub, and Runtime Fabric . Proven experience with CI/CD pipelines and DevOps tools. Strong problem-solving abilities and More ❯
automation tools such as Power Automate or Zapier . What You'll Bring Strong experience with C#/.NET (Core or Framework) in integration-heavy environments. Deep understanding of REST, WebAPI, event-driven architectures , and asynchronous messaging . Proven ability to build resilient, fault-tolerant systems using retry patterns, queues, and circuit breakers. Solid knowledge of integration security , including authentication More ❯
is beneficial Generative AI Product experience Production-grade Python skills Frontend experience with Vue + TypeScript , or React and a willingness to learn Vue Understanding of web performance, testing, REST APIs, OAuth Comfort working in fast-paced, ambiguous environments Bonus: experience with devtools, no-code/low-code, AI tools, or OSS contributions This is a rare chance to learn More ❯
keen attention to detail Communication - ability to clearly explain technical solutions to non-technical audiences Bonus Points For: Experience with Intapp Intake and Conflicts solutions Building integrated solutions using REST APIs Working knowledge of JavaScript Familiarity with Boomi automation platforms Understanding of Know Your Client (KYC) data including corporate hierarchies, directors, shareholders and related parties Background working in a law More ❯
slough, south east england, united kingdom Hybrid / WFH Options
X4 Technology
support quarterly system updates. Technical Operations Perform SQL/data analysis on ERP and Vertex databases for tax reconciliations. Troubleshoot API integrations, data feeds, and calculation discrepancies. Maintain Vertex REST/SOAP API integrations and support FBDI/ADFdi data loads. Monitor performance and optimize tax data loads and batch processes. Compliance & Reporting Support tax compliance reporting (Sales & Use Tax More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Paradigm Talent
an understanding of performance tuning and concurrency. Hands-on experience with Kubernetes , AWS , and modern cloud infrastructure . Proficiency with databases — schema design, performance optimization, and analytics. Familiarity with REST APIs , websockets, and authentication/security best practices. A disciplined engineering mindset — you think about reliability, maintainability, and long-term scalability. Nice-to-haves Experience with MLOps and model-serving More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Inara
using React, TypeScript/JavaScript, and modern cloud environments (AWS, GCP, or similar). Experience working with headless CMS platforms such as Storyblok, and strong understanding of API design (REST/GraphQL). Proven ability to collaborate with non-technical stakeholders , distilling abstract ideas into actionable plans and measurable outcomes. Familiarity with AI-enhanced development environments — using code assistants, automated More ❯
record of delivering integration solutions in enterprise or global organisations. Experience working with ERP systems (preferably NetSuite) and associated integration tools and methodologies. Strong understanding of APIs, web services (REST/SOAP), and data exchange formats (JSON, XML, CSV). Familiarity with middleware platforms (e.g., Dell Boomi, MuleSoft, Workato) or equivalent integration technologies. Experience managing relationships with vendors and third More ❯