226 to 250 of 367 Permanent REST Jobs

Embedded Software Engineer

Hiring Organisation
Bright Purple Resourcing
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent
Salary
£65,000
threaded programming experience on Linux Experience with embedded Linux , drivers, TCP/IP communications, and board-level protocols (USB, I2C, SPI, RS232) Familiarity with REST APIs, WebSockets, and JavaScript/Node.js Agile development experience and version control (Git/SVN) Self-motivated, proactive, and excellent communicator Why Join? Work ...

Full-Time .Net MAUI Mobile App Developer (iOS & Android) — Remote

Hiring Organisation
Astera
Location
Central London / West End, London, United Kingdom
.NET MAUI strongly preferred Proven experience implementing apps directly from Figma Strong mobile UI/UX implementation skills (spacing, typography, layout, interaction) Experience with REST APIs, auth flows, and state management Comfortable delivering apps that feel fast, clean, and well-finished 👉 We’re comfortable with AI-assisted development tools (e.g. ...

Full-Time .Net MAUI Mobile App Developer (iOS & Android) — Remote

Hiring Organisation
Astera
Location
Leeds, West Yorkshire, United Kingdom
.NET MAUI strongly preferred Proven experience implementing apps directly from Figma Strong mobile UI/UX implementation skills (spacing, typography, layout, interaction) Experience with REST APIs, auth flows, and state management Comfortable delivering apps that feel fast, clean, and well-finished 👉 We’re comfortable with AI-assisted development tools (e.g. ...

Full-Time .Net MAUI Mobile App Developer (iOS & Android) — Remote

Hiring Organisation
Astera
Location
Altrincham, Greater Manchester, United Kingdom
.NET MAUI strongly preferred Proven experience implementing apps directly from Figma Strong mobile UI/UX implementation skills (spacing, typography, layout, interaction) Experience with REST APIs, auth flows, and state management Comfortable delivering apps that feel fast, clean, and well-finished 👉 We’re comfortable with AI-assisted development tools (e.g. ...

Web Developer - Full Stack

Hiring Organisation
Lawrence Harvey
Location
Essex, United Kingdom
Employment Type
Permanent
Salary
£45000 - £55000/annum
Junior to Mid-level developers) - Microsoft .NET technology experience - Experience in C#, Asp.net/Core, Javascript, HTML, CSS, MVC and JSON - Full understanding of REST API's - Exposure to UI Binding framework would be beneficial - Must have a qualifying degree from a British University - Must have excellent comms If this ...

Software Engineer

Hiring Organisation
trg.recruitment
Location
City of London, London, United Kingdom
Enablement (x2) – Bristol-based What I am Looking For Strong commercial experience with .NET/C# Fintech or Payments background required. Solid understanding of REST APIs, microservices, and cloud-based architectures Experience working with frontend programming languages (React or Angular) Ability to pick up context quickly and contribute from ...

Full Stack Engineer (AI Startup)

Hiring Organisation
Oliver Bernard
Location
United Kingdom
high-performing international team Ideal Background – B2B SaaS experience and startup mindset – 6+ years full-stack experience, can build end-to-end features – Proven REST API development with Python – Strong React + TypeScript skills – Bonus: Production level LLM integration experience – Work independently in a small, senior team, shaping architecture ...

Salesforce Developer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
delivering Salesforce projects, ideally using Agile methods Hands-on experience with Apex, SOQL, Lightning Web Components, and Salesforce configuration tools Experience building integrations using REST or SOAP APIs Good understanding of Salesforce security, sharing, and approval processes Strong teamwork and communication skills If this role sounds of interest, then please ...

Tech Lead (£80k + benefits)

Hiring Organisation
Morson Edge
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
they value teamwork over individual heroics and focus on engineering best practice like TDD, CI/CD and Pair Programming. Skills: C#, .NET, React REST APIs, Microservices, Event Driven Systems AWS, Terraform, Docker CI/CD, TDD, Pair Programming The money is good too – up to £80k plus benefits including ...

Principal .NET Developer (£80k + benefits)

Hiring Organisation
Morson Edge
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£80,000
teams that build, test and ship super-fast in an environment where people value engineering best practice, pairing and continuous improvement. Skills: C#, .NET, REST APIs Azure Cloud - Azure Functions, Logic Apps, Service Bus, CosmosDB TDD, CI/CD, SOLID The money is good too – up to £80k plus benefits ...

GIS Technical Analysts/Developers

Hiring Organisation
Rose International
Location
Houston, Texas, United States
Employment Type
Any
Salary
USD Annual
with Azure SQL functions and procedures • Extensive experience writing and troubleshooting complex queries and implementing materialized views when necessary IIS Administration • Experience working with REST API's and manipulating data between services • Experience configuring web sites and application pools including; authentication, authorization, feature delegation, handler mappings • Experience troubleshooting IIS errors ...

PHP Developer

Hiring Organisation
SF Partners
Location
Birmingham, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum bonus & great benefits
Responsibilities Develop and enhance a custom CRM system Build backend functionality using PHP (Symfony) Contribute to frontend/UI where needed Design and develop REST APIs Work within a Linux-based environment Collaborate with internal stakeholders Requirements Strong commercial PHP experience Symfony experience (essential) MySQL/MariaDB knowledge Linux/ ...

ITSM Engineer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Basingstoke, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum Benefits package
infrastructure: Windows Server, Active Directory, Group Policy SQL Server & clustering PKI and certificate management Technical Capability Scripting and development skills, including: SQL, PowerShell, JavaScript REST APIs, C# Power BI and SQL Server Reporting If this role is of interest, apply ...

AWS Architect

Hiring Organisation
Ascendion
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
proposed solutions. AWS Cloud Infrastructure & APIs Design and implement scalable, secure AWS architectures for market data and pricing platforms Architect and govern API layers (REST/event-driven) for internal and external consumers Ensure high availability, performance and resilience across critical financial systems Solutioning & DevOps Lead solution design across multiple ...

AWS Architect

Hiring Organisation
Ascendion
Location
London, United Kingdom
Employment Type
Permanent, Contract
proposed solutions. AWS Cloud Infrastructure & APIs Design and implement scalable, secure AWS architectures for market data and pricing platforms Architect and govern API layers (REST/event-driven) for internal and external consumers Ensure high availability, performance and resilience across critical financial systems Solutioning & DevOps Lead solution design across multiple ...

Workflow Developer

Hiring Organisation
Lynx Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
across core business systems. Create and optimize SQL queries, stored procedures, and data routines to support workflow logic and reporting. Develop integrations using APIs, REST services, and approved low-code or integration tools. Gather, analyse, and translate business requirements into technical specifications with clear acceptance criteria. Maintain technical documentation ...

Workflow Developer

Hiring Organisation
Lynx Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
across core business systems. Create and optimize SQL queries, stored procedures, and data routines to support workflow logic and reporting. Develop integrations using APIs, REST services, and approved low-code or integration tools. Gather, analyse, and translate business requirements into technical specifications with clear acceptance criteria. Maintain technical documentation ...

Senior Backend Engineer

Hiring Organisation
CV Bay Ltd
Location
B2 4QA, Birmingham, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum Up to £70,000 per annum
understand real customer needs Make architecture and technical decisions, taking ownership of the solutions you build Requirements: Significant experience in backend API development (REST/JSON-RPC) Strong database design and architecture knowledge (SQL and/or NoSQL) Experience integrating third-party services, cloud platforms (AWS, GCP), or other APIs ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
City of London, London, United Kingdom
heart of their trading infrastructure, focusing on ultra-reliable, low-latency integrations with major crypto exchanges. Key Responsibilities Design and implement exchange connectivity modules (REST, WebSocket, FIX, proprietary APIs). Optimize order entry, market data ingestion, and account management for performance and reliability. Contribute to a fault-tolerant, scalable connectivity ...

Staff Software Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
London Area, United Kingdom
systems (Golang, Typescript, AWS) Designing and scaling system architecture for new and existing features Leading projects and guiding engineering direction Defining and implementing REST APIs for internal and external use Driving innovation across backend technologies and engineering practices Collaborating directly with customers to shape product outcomes The ideal candidate ...

Full Stack Engineer

Hiring Organisation
Barrington James
Location
London Area, United Kingdom
Around 2+ years of experience in full stack development Strong experience with Python backend development Experience with React and/or Next.js Familiarity with REST APIs , modern web architecture, and cloud environments Comfortable working in a startup or fast-moving environment Strong problem-solving skills and the ability to take ...

TRADING SYSTEMS QA ENGINEER CONSULTANT

Hiring Organisation
Staffing Solutions USA
Location
New York, United States
Employment Type
Permanent
Salary
USD Annual
data sets Integration and data integrity Execute integration tests spanning internal systems and vendor platforms; validate FIX sessions and drop copies Test API interactions (REST, gRPC) and data flows end-to-end Write reusable SQL queries and scripts to validate data correctness across relational and NoSQL stores Automation and execution ...

Website Developer

Hiring Organisation
Warren James Jewellers
Location
Stockport, Greater Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£40,000
services Implement/maintain tracking integrations (GA4/GTM), to best understand the customer journey. Build/maintain Vue.js components Work with REST APIs (GA4, Facebook, TikTok, Klaviyo) Debug order/checkout flows and data issues Write and update SQL queries The Website Developer Essentials: Proven Website Development and Support ...

Android Developer

Hiring Organisation
Tenth Revolution Group
Location
Manchester Area, United Kingdom
Jetpack libraries: Room, LiveData, ViewModel, WorkManager, Navigation, Compose Familiarity with Material Design and responsive UI principles Experience integrating third‐party APIs and working with REST/JSON/XML Understanding of the full Android app lifecycle and Google Play deployment Proficiency with Git, testing frameworks, and debugging tools Experience with ...

Data Integration Engineer

Hiring Organisation
GlobalLogic
Location
London Area, United Kingdom
export services, ETL, reconciliation, profiling scripts Data quality assessment Apache Kafka PostgreSQL for data modelling, query design, migrations etc Data modelling and schema design REST API design Ideally you will have: Experience of C# to be able to contribute to existing service/integration codebase Memgraph or other graph databases ...