Backend Developer Jobs in Wales by City
Cardiff
(501 postings)
Senior Backend Engineer...; C# Sensor Software...
Swansea
(230 postings)
Principal Software...; Remote Lead Software...
Wrexham
(219 postings)
Remote Go Software...; Remote FULL STACK AI...
Caerphilly
(199 postings)
Backend Engineer: Deep...; Senior Node.js Backend...
Penarth
(143 postings)
Software Engineer;...; Java Backend Developer:...
Bangor (Wales)
(130 postings)
Remote Senior Backend...; Remote Haskell Engineer...
Pontypool
(125 postings)
Software Engineer —...; AI Automation Engineer...
Pontypridd
(123 postings)
Roblox Game Engineer:...; Principal Software...
Port Talbot
(122 postings)
Full Stack Tech Lead...; CRM Developer...
Rhyl
(122 postings)
Software Engineer: Git...; Senior Fullstack...
Aberdare
(121 postings)
Rust Software Engineer; Software Engineer, Code...
Colwyn Bay
(121 postings)
Backend Engineer - Core...; Senior Backend Engineer...
Barry
(94 postings)
Senior Full-Stack...; Software Engineer, Cloud...
Neath
(85 postings)
Staff Engineer, Identity...; Senior Backend Engineer...
Maesteg
(68 postings)
Senior Software Engineer; Software Engineer; AWS...
Merthyr Tydfil
(64 postings)
Backend Engineer: Deep...; Platform & Tech Lead —...
Ebbw Vale
(58 postings)
Full Stack Developer; PHP Developer...
Bridgend
(19 postings)
Full Stack Developer; Senior Dynamics 365 CRM...
Llanelli
(10 postings)
Staff Engineer, Identity...; Software Engineer,...
Cwmbran
(8 postings)
Senior Go Engineer:...; Senior Full-Stack...
Bargoed
(4 postings)
Senior Backend Engineer...; Senior Software Engineer...
Chepstow
(2 postings)
Senior Software Engineer; Senior Software Engineer...
today
1.
C++ Developer Commodities Quant Trading Developer
Job in
City, Wales, UK
Software Development (Software Engineer, Backend Developer, C++ Developer)
Location: City - Top tier Energy Trading client requires a senior C++ Pythom Quant Strat develop core components for the new Risk &...
Account for UK jobs from jobg8, that we are partnering with. We hope to work successfully with them for a long time. C++ Developer Commodities Quant Trading Developer JobListing for: Huxley Associates |
today
2.
Senior Software Engineer
Job in
Cardiff, Wales, UK
Software Development (Senior Developer, Full Stack Developer, Backend Developer, Software Engineer)
Senior Software Engineer - Location: Remote - Quarterly Visits to South Wales Salary: £72,000 and excellent benefits - We're looking...
Over 40 million job seekers visit neuvoo every month, making us one of the largest candidate pools online. Our goal is... Senior Software Engineer JobListing for: Sanderson |
today
3.
Senior Software Engineer — Remote
(Remote / Online) - Candidates ideally in
Swansea, Wales, UK
Software Development (Senior Developer, Software Engineer, Backend Developer)
Position: Senior Software Engineer — Remote & Flexible Hours - Made Tech in the United Kingdom seeks a Senior Software Engineer to...
JobLeads is a digital career coach enabling professionals worldwide to get the job they desire. Our mission is to... Senior Software Engineer — Remote JobListing for: Limelight Health |
today
4.
Software Engineer; Indexer Focus
(Remote / Online) - Candidates ideally in
Cardiff, Wales, UK
Software Development (Backend Developer, Blockchain / Web3)
Position: Software Engineer (Indexer Focus) - Summary - We are looking for a talented Rust engineer to help shape the future of...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Software Engineer; Indexer Focus JobListing for: Input Output Global, Inc. |
today
5.
Senior Salesforce OMS Engineer: Order Lifecycle
Job in
Cardiff, Wales, UK
Software Development (Backend Developer)
Cognizant is seeking a highly skilled Salesforce Order Management (OMS) Senior Developer to design, build, and deliver scalable OMS...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Senior Salesforce OMS Engineer: Order Lifecycle JobListing for: Cognizant |
today
6.
AI Engineer
Job in
Cardiff, Wales, UK
Software Development (AI Engineer (Applied/Software), Machine Learning/ ML Engineer, Backend Developer)
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for an AI...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... AI Engineer JobListing for: Jobgether |
today
7.
Senior Backend Developer – Billing & Commerce; Remote
(Remote / Online) - Candidates ideally in
Cardiff, Wales, UK
Software Development (Backend Developer, Java Developer, SQL Developer)
Position: Senior Backend Developer – Billing & Commerce (Remote ) - 8x8 UK Ltd. is seeking a Senior Software Developer to help build...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Senior Backend Developer – Billing & Commerce; Remote JobListing for: 8x8 |
today
8.
Software Engineer, Product Engineering
Job in
Cardiff, Wales, UK
Software Development (Full Stack Developer, Backend Developer)
Position: Staff Software Engineer, Product Engineering - Hi 👋🏾 I’m Abhik, Ashby's Co - Founder and VP of Engineering. We’re looking...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Software Engineer, Product Engineering JobListing for: P2P |
today
9.
Frontend Engineer: US & Canada
Job in
Cardiff, Wales, UK
Software Development (Front End Developer, Backend Developer, React.js)
We're building a new healthcare clearinghouse - In the healthcare sector, the Health Insurance Portability and Accountability Act of...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Frontend Engineer: US & Canada JobListing for: Stedi |
today
10.
Full Stack Engineer - APIM
Job in
Cardiff, Wales, UK
Software Development (Full Stack Developer, Cloud Engineer - Software, DevOps, Backend Developer)
## Full Stack Engineer - APIMApplylocations: - Windsor time type: - Full time posted on: - Posted 8 Days Agotime left to apply: - End...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Full Stack Engineer - APIM JobListing for: Centrica plc |
today
11.
Boomi Integration Specialist: Build Cloud Integrations
Job in
Cardiff, Wales, UK
Software Development (Backend Developer, Computer Software / Middleware)
Tech Ruiter is seeking an experienced Boomi Developer to design, build, test and support integration solutions on the Boomi Enterprise...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Boomi Integration Specialist: Build Cloud Integrations JobListing for: TechRuiter |
today
12.
Remote Serverless Backend Engineer - Fintech TypeScript & AWS
(Remote / Online) - Candidates ideally in
Cardiff, Wales, UK
Software Development (Backend Developer, AWS, Node.js, Cloud Engineer - Software)
xpate is seeking a hands - on Backend Developer to build production serverless services for a fintech platform. You will work with Type...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Remote Serverless Backend Engineer - Fintech TypeScript & AWS JobListing for: Xpate |
today
13.
Software Engineer — AI Agentic Development
Job in
Cardiff, Wales, UK
Software Development (AI Engineer (Applied/Software), Backend Developer)
Signant Health, Inc. is seeking a Software Engineer to advance AI - enabled features across our clinical trial platforms in the United...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Software Engineer — AI Agentic Development JobListing for: Signant Health, Inc. |
today
14.
Senior Java Backend Engineer - Remote, Data
(Remote / Online) - Candidates ideally in
Cardiff, Wales, UK
Software Development (Backend Developer, Java Developer)
Position: Senior Java Backend Engineer - Remote, High - Volume Data - Jobgether is seeking a Senior Java Developer to join a remote -...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Senior Java Backend Engineer - Remote, Data JobListing for: Jobgether |
today
15.
Senior Backend Developer
(Remote / Online) - Candidates ideally in
Cardiff, Wales, UK
Software Development (Backend Developer, AWS, Cloud Engineer - Software, DevOps)
We’re hiring a hands‑on Backend Developer to build and ship production serverless services for a fintech platform. - Languages: - Type...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Senior Backend Developer JobListing for: Xpate |
today
16.
Senior Product Engineer - Healthcare Data & API
Job in
Cardiff, Wales, UK
Software Development (Backend Developer)
Dex is seeking a Senior Product Engineer in the UK through a trusted partner to own end - to - end features across dashboards and...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Senior Product Engineer - Healthcare Data & API JobListing for: Dex |
today
17.
Boomi Integration Architect & Lead Developer
Job in
Cardiff, Wales, UK
Software Development (Software Architect, Computer Software / Middleware, Backend Developer)
Tech Ruiter in the United Kingdom is seeking a hands - on Boomi Integration Architect (+ Lead Developer) to design scalable integration...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Boomi Integration Architect & Lead Developer JobListing for: TechRuiter |
today
18.
Boomi Integration Architect (+Lead Developer
Job in
Cardiff, Wales, UK
Software Development (Software Architect, Backend Developer, Cloud Engineer - Software, DevOps)
Boomi Integration Architect (+Lead Developer) - Posted On 07/14/2026 - Job Description - We are looking for a hands - on - Boomi...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Boomi Integration Architect (+Lead Developer JobListing for: TechRuiter |
today
19.
Senior Platform Engineer: AI-Powered Scalable Infra & CI/CD
Job in
Cardiff, Wales, UK
Software Development (Backend Developer)
What We’re Building - AI‑powered infrastructure company with $10.3M in funding from top‑tier investors.Exciting product: APIs,...
We are in the business of connecting employers looking to hire the right people for their openings. Popular Searches:... Senior Platform Engineer: AI-Powered Scalable Infra & CI/CD JobListing for: Cello |
today
20.
Remote Senior GenAI Platform Engineer
(Remote / Online) - Candidates ideally in
Bangor (Wales), Wales, UK
Software Development (Backend Developer, AI Engineer (Applied/Software), Cloud Engineer - Software, DevOps)
Location: Bangor - About Pleo - Messy spend management is tricky business. And tedious processes are a lose - lose situation for all...
Over 40 million job seekers visit neuvoo every month, making us one of the largest candidate pools online. Our goal is... Remote Senior GenAI Platform Engineer JobListing for: Pleo |