on hands-on development in React Native, where you will refactor and merge codebases from acquisitions, transitioning iOS components written in Objective-C or Swift and Android elements in Java or Kotlin into a cohesive cross-platform structure. This involves optimising for faster startup times, implementing native bridges for features requiring direct hardware access, such as geolocation services using Core More ❯
Java (Back-end) Software Engineer Remote (UK) Up to 70,000 I am looking for a Java Software Engineer to join a leading international network security software company This is a fantastic opportunity to work with cutting-edge technology and make a real impact in the industry. You will join a small close-knit IT team supporting the internal operations … and UK remote working on offer along with pension, private healthcare, DIS, career progression and other benefits on offer. The Role: Software development and support of complex and algorithmic Java software within a Linux environment. Development and use of software APIs between components in a Linux system. Collaborate closely with other team members, product management, and engineering management on requirements. … Deliver strong contribution to intellectual property and software assets. Work across the entire lifecycle including design, implementation, integration, and bug fix. About You: Highly proficient in Java 21+ Good object-oriented software design skills Solid experience in Linux environments Experience in Spring framework, particularly Spring Boot If you are a driven and ambitious Java Software Engineer looking for a new More ❯
Job Title: Cloud Software Developer Inside IR35 Contract Length: 6 months Location: Hybrid 1 day per week on-site (Oxfordshire or London office) Start Date: Required Immediately Contact: brett.walters@forsythbarnes.com Role Summary: We are seeking a skilled Cloud-Native Software More ❯
Role: Senior Java Software Engineer (pref. Back-end) Salary: 85,000100,000 + equity + bens Location: UK Remote Sector: FinTech Start-Up About the Company Wedo are collaborating with a FinTech start-up. The founders have an unrivalled track-record of scaling successful businesses, largely across the FinTech sector. This product, focusing on Wealth Management, is set to disrupt … it and host it. The Team Circa 30-40 in total. One Lead engineer across both back-end and front-end. This position reports into the CTO. The Stack Java AWS/Heavily Microservices-led React-Typescript React-Native IaC - Terraform Agnostic mindset The expectation Its likely each position will have a lean towards either Back-End and/or More ❯
Strong background in mathematics, statistics, or computer science Deep understanding of probability and player behaviour Hands-on experience delivering game math or models to production Ideally, programming skills in Java or a similar language A genuine passion for gaming from slots to strategy and puzzles Whats on offer: 85,000 salary Fully remote (Europe-based) Work within a high-growth More ❯
If you're a Software Engineer with Java experience and you're keen to push your career forward with a company who work in partnership with Google, then please keep reading! Role: Full Stack Software Engineer Salary: 60,000 + very generous benefits tailored to suit you Location: Remote in UK (visit to London once per month) The company: Founded … to mid-level to senior within 24 months with an abundance of support, guidance and training. For this specific role they are looking for people who have experience with Java, Spring Boot, Restful APIs, Microservices, SQL and ideally some frontend experience with Javascript (React/Redux) They're on GCP and happy to consider those with AWS or Azure experience. … Java is the essential part, improving your front end capability can happen with their support. Keen to find out more? Please apply and I'll be in touch week commencing Monday 20th October. More ❯
/Performance Tester with Strong Python and automation expertise to design, build, and execute the performance testing strategy for a high-scale, ad-serving platform built on Akka-based Java microservices. Ideally Required to build automated load frameworks using Locust (Python). Its important to the end client that suitable candidates have solid experience in the streaming domain and with … about distributed systems performance, automation, and data-driven tuning. Based in EU or UK with English (C1 or higher) and right to work in the region. Nice to have: Java, Bash scripting, Terraform. Key Responsibilities: Define and execute comprehensive performance test plans (load, stress, spike, soak, scalability, failover). Model real-world streaming traffic patterns (burstiness, fan-out, cache behaviour … performance. Document test approaches, scenarios, results, and provide clear, actionable tuning recommendations. Tech Stack: Load Tools: Locust (Python), JMeter; k6 or Gatling (nice to have). Languages: Python, Bash, Java (Maven/Gradle, JVM tuning basics). Infrastructure: Docker, Kubernetes, Terraform. Observability: CloudWatch, Prometheus, Grafana, OpenTelemetry. Architecture: Akka-based asynchronous Java microservices. If youre passionate about performance engineering and love More ❯
systems. Second language. Knowledge of CARA: Familiarity with the CARA, including its features and functionality, is a significant advantage in understanding customer needs and issues better. Proficiency in Groovy, Java, and SQL: Familiarity with Groovy, Java, and SQL is highly advantageous when working with CARA's customization. Understanding of DevOps Methodology: A fundamental understanding of software development principles, such as More ❯
on cutting-edge, low-latency FX trading platforms that support global markets, while shaping innovative solutions in a collaborative environment. Key Responsibilities Design and develop high-performance, low-latency Java systems for eFX trading and price distribution. Implement fault-tolerant architectures optimised for <40 microseconds one-way latency. Optimise application performance using advanced multithreading, lock-free programming, and low GC … technology teams to develop pricing, risk management, and automated trading functionality. Contribute to technical strategy, architecture, and roadmap planning for the trading platform. Ideal Candidate Profile Extensive experience in Java engineering, preferably within electronic trading or financial markets. Strong knowledge of FX trading systems, market connectivity, and pricing models. Deep understanding of Linux optimisation, CPU architecture, cache management, and network More ❯
Automation Tester with extensive experience in designing, developing, and executing automated test scripts from scratch. The ideal candidate has a strong background in automation testing, excellent programming skills (preferably Java), and a broad understanding of multiple testing tools. You will play a key role in ensuring the quality, reliability, and performance of our applications through comprehensive automation testing and regression … emerging automation tools and technologies. Mentor junior testers on best practices in automation testing. Qualifications 3+ years of hands-on automation testing experience. Required Skills Strong programming skills in Java; knowledge of other languages (Python, C#, JavaScript) is a plus. Proven experience creating automated test scripts from scratch. Experience with regression testing and test case maintenance. Broad knowledge of automation More ❯
will be responsible for building scalable, high-performance Back End systems that power their banking platform. You Will: Design, develop and deploy scalable, high-performance Back End systems using Java/Python/Golang. Collaborate with the engineering team to define and implement new features and services. Roll features out to over 10,000,000 users and also close to … internal staff. You Have: Strong experience in Java/Python/Golang programming. Experience with AWS or other cloud platforms Strong test driven development Strong scalability and performance mindset Location - Full remote (from the UK) Duration - 6 months Rate Up to 700pd inside IR35 Senior Backend Developer - Up to 700pd Inside IR35 - Full Remote More ❯
integrate evaluation insights and drive model improvements. Required Skills & Qualifications Experience: 710+ years of proven experience in building and deploying complex software solutions. Languages (Priority): Strong proficiency in Python, Java, C, C++, or JavaScript especially for evaluating and refining model-generated code. Code Evaluation Expertise: Skilled in developing test harnesses, assessing code for correctness, efficiency, and security, and defining measurable … code quality metrics. GenAI Familiarity (Preferred): Understanding of LLMs, code generation, and model evaluation/fine-tuning workflows. Preferred Skills Priority Languages: Python, Java, C, C++, JavaScript Domain Expertise: STEM fields, data analysis/science, or data visualization Technical Stack: Web visualization platforms, SQL/databases, JSON, HTML, Markdown, and modern data libraries. Seniority: Tech Lead level suited for candidates More ❯
Full Stack Software Engineer (Angular/TypeScript/Java) 6 month contract Outside IR35 Remote Working Market Rates (375 per day) The Opportunity: Were looking to bring in a Full Stack Software Engineer with strong experience in TypeScript and experience of working with Java. This role is ideal for someone who can join an existing project and take ownership of … transforming requirements into production-quality solutions. The focus will be on full-stack development, with Angular Typescript (front-end) as a key area of expertise and Java (back-end) forming the supporting foundation. Skills and Experience: Strong hands-on experience with TypeScript in Angular. Design, build and maintain backend services using Java. Familiarity with version control (Git), CI/CD … or agile teams with high autonomy. Strong analytical thinking and problem-solving ability. Key Responsibilities: Build and maintain front-end components (via Angular and TypeScript) and back-end services (Java). Collaborate with stakeholders to refine prototypes into well-defined technical solutions. Participate in early architectural decisions and technical direction of the product. Write clean, scalable and maintainable code with More ❯
Do you have 6+ years commercial experience working as a Full Stack Developer using Java and Vue/React/Angular? Are you looking for a new challenge where you can capitalise on your proactiveness, taking initiative and ownership of your work? Senior Full Stack Developer World-Leading Data Verification Salary up to 80,000 + bonus + benefits Location … and contribute to the greenfield development of various new projects as well as maintaining and improving current products. As a Senior Full Stack Developer, you must have experience with: Java Spring Vue ideally on the frontend They are open to React or Angular , as long as you are willing to learn and work in Vue SQL Understanding of the whole … scale-up nature that affords you the opportunity to gain experience in many areas of the business taking on various tasks. Benefits you will enjoy as a Full Stack Java Developer include: Bonus Pension Travel expensed Great flexibility as a remote-first company Office perks and treats Fantastic career progression and growth opportunities If you enjoy flexibility while working for More ❯
