backend java developer jobs in Wales

Jobs found: 152
Prighter
Cardiff

About Prighter Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their digital business, our services and SaaS solutions guide our global clients through the increasingly...

Hybrid
16 hours ago
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Hyperloop Recruitment
Ruthin LL15 1HP
£65,000

Senior Java Developer £65,000 (DOE) North East Wales (hybrid) Hyperloop Recruitment are working with a fast-growth tech firm based in North East Wales, looking to bring a Senior Java Developer into their team. Working in a team of specialists, the successful candidate will be responsible for creating new solutions to business problems, creating new products whilst helping build and support our...

Hybrid
12 hours ago
Keepnet
Cardiff

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

Hybrid
16 hours ago
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Geocento
Newport

We are a dynamic technology company in the Earth Observation (EO) industry with a mission to make EO data more accessible to business consumers. Our clientele spans across the globe, encompassing diverse industries such as insurance, energy, and environmental organizations. Following a successful seed round, we are transforming our company around a new SaaS business model. We are seeking a Full...

4 hours ago
NAVBLUE, an Airbus Company
Cardiff

Job Summary Aviation. It connects our world, brings people together, provides opportunities, accelerates economic growth, and is just so very cool! Come work for NAVBLUE, a leading services company owned by Airbus, dedicated to Flight Operations, Air Traffic Management solutions and services for airlines, airports, and Air Navigation Service Providers. We combine aircraft manufacturer expertise,...

Remote
16 hours ago
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laurelin
Cardiff

Role Overview We are seeking a Java Software Engineer to join a small, technically rigorous founding team building complex, data-intensive engineering systems. The role is remote-first, with periodic in-person collaboration in Oxford or San Francisco. The position involves close collaboration with the Founding Engineer on backend infrastructure, internal platforms, and system architecture. In...

16 hours ago
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ISL Talent
Newport

Java Software Engineer Bristol (Hybrid – 3 days per week) Up to £50,000 ClimateTech Want to grow your backend skills while working on meaningful climate tech? At Bohr, the software you build helps reduce methane emissions across Europe's gas networks. This is an opportunity for a high-potential junior or early mid-level Java engineer to work on real-world systems that directly support...

Hybrid
16 hours ago
CPS Group
Cardiff

A leading recruitment company is seeking a Senior Software Engineer with a strong Angular focus to join their team in Cardiff. This full-stack position involves designing and maintaining frontend applications while collaborating with backend engineers. Candidates should have substantial experience in Angular and backend development in Java or a similar language. The role requires participation in...

4 hours ago
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Experis
Newport

Senior Java Developer Permanent | Full‐Time Our client is expanding their engineering team and we're supporting them in the search for a Senior Java Developer with strong experience in distributed systems, large‐scale data processing, and high‐performance microservices. This is an opportunity to join a highly technical environment working on an event‐driven platform that handles high‐volume,...

16 hours ago
Prism Digital
Cardiff

Senior Backend Engineer – High-Scale Systems | Python & FastAPI | Security SaaS - Salary: £75k - £85k plus bonus - Location: Fully remote, (UK-based) - Sponsorship is not available for this role Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time...

16 hours ago
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Zettafleet
Cardiff

Team: Backend Location: UK Remote Employment Type: Full-time and Permanent Remuneration (UK – Remote): £81–108k Base Salary + Discretionary Bonus + Equity We are a stealth-mode AI laboratory researching and developing Machine Learning models. The founding team consists of Cambridge graduates and former engineers at Google, Meta, Bloomberg, Microsoft and Amazon. We are backed by prominent...

16 hours ago
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ELLIOTT MOSS CONSULTING PTE. LTD.
Penarth

Job DescriptionWe are seeking an Application Developer with strong Java and Linux experience to support Host-to-Host (H2H) integrations. The role involves designing, developing, and maintaining system-to-system integrations, supporting file transfers, and ensuring reliable data exchange across platforms. Candidates with a strong technical foundation and willingness to learn new integration tools...

4 hours ago
Prism Digital
Newport

Senior Backend Engineer – High-Scale Systems | Python & FastAPI | Security SaaS - Salary: £75k - £85k plus bonus - Location: Fully remote, (UK-based) - Sponsorship is not available for this role Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time...

16 hours ago
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laurelin
Newport

Role Overview We are seeking a Java Software Engineer to join a small, technically rigorous founding team building complex, data-intensive engineering systems. The role is remote-first, with periodic in-person collaboration in Oxford or San Francisco. The position involves close collaboration with the Founding Engineer on backend infrastructure, internal platforms, and system architecture. In...

16 hours ago
Bookmark Not interested
Zettafleet
Newport

Team: Backend Location: UK Remote Employment Type: Full-time and Permanent Remuneration (UK – Remote): £81–108k Base Salary + Discretionary Bonus + Equity We are a stealth-mode AI laboratory researching and developing Machine Learning models. The founding team consists of Cambridge graduates and former engineers at Google, Meta, Bloomberg, Microsoft and Amazon. We are backed by prominent...

16 hours ago
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Geocento
Cardiff

We are a dynamic technology company in the Earth Observation (EO) industry with a mission to make EO data more accessible to business consumers. Our clientele spans across the globe, encompassing diverse industries such as insurance, energy, and environmental organizations. Following a successful seed round, we are transforming our company around a new SaaS business model. We are seeking a Full...

4 hours ago
Keepnet
Newport

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

Hybrid
16 hours ago
Prighter
Newport

About Prighter Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations. With the mission to enable companies around the world to comply with regulatory requirements for their digital business, our services and SaaS solutions guide our global clients through the increasingly...

Hybrid
16 hours ago
Prism Digital
Cardiff

Senior Backend Engineer – High-Scale Systems | Python & FastAPI | Security SaaS - Salary: £75k - £85k plus bonus - Location: Fully remote, (UK-based) - Sponsorship is not available for this role Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time...

16 hours ago
Prism Digital
Newport

Senior Backend Engineer – High-Scale Systems | Python & FastAPI | Security SaaS - Salary: £75k - £85k plus bonus - Location: Fully remote, (UK-based) - Sponsorship is not available for this role Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time...

16 hours ago
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