18 of 18 Permanent Java Jobs in Northern Ireland

contributing to a range of backend services. What you'll be doing: Developing new services primarily in Python, while supporting existing applications written in Java and .NET. Working with Oracle SQL PL to maintain and enhance current services. Collaborating on infrastructure and DevOps tasks using AWS, Azure, SQL Server, Postgres ...

security awareness. Candidate Qualifications Technical Skills and Experiences As the Senior Web Developer, you will provide deep knowledge of the following Javascript/JQuery Java/Groovy Any Grails experience will be of benefit. HTML and CSS Working experience of the following MS SQL Server databases, including DB design ...

only the products but also the company. Skills Required · Senior backend skills with at least 5 years of experience with Python (FastAPI, Flask...), Java, SQL based databases · Must have a high comfort level with source control (git) and agile development; · Organisational skills and team lead quality; · Excellent communication skills, especially ...

Looking For 8-10 years' engineering experience; 2+ years in a leadership role Strong AWS, DevOps, and cloud-native experience Proficient in Java and Python Experience with agile delivery and SaaS products Understanding of AI, MLOps, and automation Strong communication and stakeholder skills Comfortable supporting US-based customers Nice ...

back again. Most of our engineers release code to production every few days and we have a daily release cycle. Our web stack includes: Java, React, TypeScript, GraphQL, Kubernetes, SQL and NoSQL databases, and runs on AWS. You don't need to have experience with everything listed ...

Experience designing and implementing automated tests Experience working in an Agile project delivery environment Use of current programming languages features (e.g. C#, C++ and Java) Experience testing embedded software, specifically Linux environments. Experience with Docker deployments Behaviours That Make you Brilliant for This Role You are customer focussed and keep ...

including time as an Engineering Team Lead or senior technical lead Strong background in AWS, DevOps, cloud infrastructure and modern software architecture Proficiency in Java and Python Experience leading teams within SaaS, scale-up or high-growth environments Solid understanding of agile delivery and stakeholder management Exposure to AI, automation ...

technologies while benefiting from a supportive environment that values career development and work-life balance. What You'll Bring Strong programming expertise in Core Java and/or C++ Proven experience delivering software products for complex systems Solid understanding of the full Software Development Lifecycle, particularly software requirements and design ...

years' practical experience on a web-based application Proficient with English (both verbal and written) Proficient with any back-end programming languages (i.e. C#, Java, Python, C++, etc.) Outstanding knowledge of software and application design and architecture Highly analytical mindset, with an ability to see both big picture ...

latest C# language version). Experience in XAML-based Windows UI development (ideally WPF). Experience designing and implementing secure software solutions. Knowledge of Java Experience with automating application deployment and environment configuration management Software verification and deployment techniques An understanding of defect tracking systems such as GitLab/Jira ...

Lead Software Engineer – Java Microservices | London (1 day per week on-site) | £74,000 – £92,000 + Package We're partnering with a leading UK bank to recruit a Lead Software Engineer with strong Java and microservices expertise. This is a hands-on role building high-performance, scalable software … building robust microservices that support high-traffic user experiences, serving thousands or millions of concurrent users. What We're Looking For Proven experience developing Java microservices for high-traffic applications (retail, e-commerce, media, or streaming platforms). Hands-on experience with the full software lifecycle in agile environments ...

Principal/Staff Java Developer – (Cybersecurity) The Opportunity The Ocho Exclusive opportunity for a Staff Java Developer to play a foundational role in a greenfield backend team at a fast-scaling, cloud-first business. This is a key hire into the backend function, with the chance to set the tone … engineering standards, own key parts of the architecture, and mentor incoming talent as the team scales. You'll bring deep experience in Core Java and cloud systems, and use it to lead by example, from system design through to hands-on coding and mentoring. Key Responsibilities Designing and delivering complex ...

Senior Java Engineer – Actuarial Data Squad – Outside IR35 - Contract We're looking for a Senior Java Engineer to join a high-profile project focused on backend systems that automate complex financial and actuarial processes. This is a hands-on role delivering backend solutions under tight deadlines in a highly regulated … environment. Key Responsibilities: Develop backend systems and APIs in Java, using the Spring ecosystem Work with AWS and infrastructure-as-code tools such as Terraform or Helm Design and implement scalable, production-ready systems for complex financial processes Collaborate with business and technical stakeholders to align solutions with operational needs ...

What You'll Be Doing You'll be the focal point of a high-performing engineering team building asynchronous, event-driven systems using modern Java technologies, whilst working closely with some of the largest banks across Europe. Design and build scalable, high-availability systems processing millions of real-time transactions … Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum) What You Bring We're looking for Engineers who are pragmatic, performance-focused, and thrive ...

development and streamline operations. With a strong focus on accessible and sustainable technology, Colate empowers businesses to grow and innovate with confidence. Software Engineers (Java, Microservices, Cloud) Company: Colate Employment Type: Full-Time We are Hiring: Software Engineers (Java, Microservices, Cloud) Location: United Kingdom (Candidates must be currently living … expertise to join our team and help design, develop, and enhance a modern integration landscape. What you'll work on Building scalable solutions using Java, Spring, and RESTful APIs Designing and enhancing modern microservices architectures Developing and integrating modern UI components Inspecting and interpreting capabilities of internal systems and external ...

qualifications 6+ years building production backend systems (at least 3 years in high-scale or low-latency environments). Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning ...

code audits to reveal subtle security vulnerabilities Writing new tools such as fuzzers in languages such as C/C++, Python, Ruby, Go or Java, Tearing apart an undocumented file format or network protocol Coming up with novel techniques to solve unique and interesting security problems Review new services, including … skills Intermediate knowledge of Linux OS Internals Advanced knowledge of one programming language and ability to read two high level programming language such as Java Preferred Qualifications Undergraduate or Graduate degree in Electrical Engineering, Computer Science, or another related field or equivalent work experience. Hands-on experience developing services ...

Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote/EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length Opportunity: We're supporting a fast-moving client at huge global scale, that is in need of a Senior Backend Contractor with deep experience across Python, Django … some Java and Rust. This is a high-impact freelance role within a tech-driven established team - building scalable systems in a modern backend environment and implementing AI work. What You'll Be Doing as a Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote/EU-Based | Rate ...