Identify and correct bottlenecks and fix bugs Help maintain code quality, organization, and automatization Participate in brainstorming sessions and contribute ideas to our technology, algorithms and products. Work with the engineering and design teams to understand end-user requirements, formulate use cases, and then translate that into a pragmatic and More ❯
signs of disorderly trading. Design, deliver, and maintain Market's E-Trading Controls, such as Citi's golden-source repository for E-Trading Strategies (algorithms)/Applications and the E-Trading limits management system. Lead reviews by global banking and securities regulators, Compliance testing, and Internal Audit of E-Trading More ❯
the post holder will develop leading digital twin solutions including predictive modelling and simulation, data integration and management, human-virtual system interaction, machine learning algorithms, and/or multi-objective co-evolutionary optimisation methods to address some of the major challenges associated with a range of manufacturing challenges. The post More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
and related blockchain technologies. Advanced knowledge of Solidity and smart contract development. Experience building RESTful APIs and web applications. Solid understanding of data structures, algorithms, and distributed systems. Experience with software development best practices, including version control (Git). Preferred Skills : Proficiency in C# , Go , or Rust . Familiarity with More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
About the Firm: Join a world-class systematic trading firm at the forefront of quantitative finance. Our client specializes in cutting-edge technology, sophisticated algorithms, and ultra-low-latency trading strategies, operating in some of the most competitive financial markets globally. They foster a culture of innovation, collaboration, and excellence More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
tamper and defence systems. Demonstrated experience in architecting and implementing advanced security features, anti-tamper and robust defence mechanisms. Strong understanding of cryptography, encryption algorithms, hashing, and secure key management practices. Passionate for uncovering vulnerabilities and staying ahead of potential attackers. Creative approach to security challenges, with a relentless drive More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
attention to detail. Experience of testing in a wide range of software environments: Windows desktop, Linux and cloud-based software Experience of testing complex algorithms, ideally in the context of analysis of Next Generation Sequencing data. Experience of integrating automated testing into CI/CD pipelines. Experience of working within More ❯
functional specifications ? Investigate and resolve production issues, identifying root causes and implementing fixes Key Skills Required Strong hands-on experience with ORMB components (e.g., Algorithms, Batches, Business Services, OUAF scripting) Proven experience implementing and supporting Oracle ORMB in financial services Excellent stakeholder management and client-facing communication skills Familiarity with More ❯
success in developing and deploying machine learning models. Strong skills in Python and Pandas, with experience in converting and optimising CPU-based models and algorithms to run efficiently on GPUs. Familiarity with Spark and/or PySpark for handling large-scale data processing tasks. Deep understanding of machine learning techniques More ❯
subject is popular and well supported, with dedicated IT facilities and a strong emphasis on practical computing. Lessons focus on core computing principles - including algorithms, programming and systems architecture - while also promoting creativity, analysis and digital responsibility. You will work closely with a collaborative team who value structured routines, high More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
and implementing advanced security features, anti-tamper and robust defence mechanisms. Experience in Android development. Strong knowledge of cryptography and an understanding of encryption algorithms, hashing and secure key management practices. Passionate about uncovering vulnerabilities and staying ahead of potential attackers. Proven ability to work effectively with cross-functional teams More ❯
Clear interest in architecting and implementing advanced security features, anti-tamper and robust defence mechanisms. Experience in iOS development. Strong understanding of cryptography, encryption algorithms, hashing and secure key management practices. Passionate for uncovering vulnerabilities and staying ahead of potential attackers. Proven ability to work effectively with cross-functional teams More ❯
Belfast, County Antrim, Northern Ireland, United Kingdom
LA International Computer Consultants Ltd
projects. * IT infrastructure (hardware, databases, operating systems, local area networks etc.) and application architectures. * Understanding of network protocols, ports, and services * Understanding of encryption algorithms AES, RSA etc * Knowledge of Public Key Infrastructure (PKI), SSL/TLS certificates * Basics of SIEM * Basics of OS Patching Due to the nature and More ❯
analytical skills Excellent communication and stakeholder management abilities Comfortable working in fast-paced, evolving environments Nice to Have Technical background or familiarity with advertising algorithms (e.g. CPC/CPA models) What’s on Offer Salary up to £70,000 DOE Equity in a scaling business 25 days holiday + bank More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
and bytecode interpreter. Expertise in web development, with additional exposure to native app security to enable cross-platform solutions. Strong knowledge of cryptography, encryption algorithms, hashing and secure key management practices. Passionate for uncovering vulnerabilities and staying ahead of potential attackers. Proven ability to work effectively with cross-functional teams More ❯
About Camlin Camlin is a global technology leader that operates with the vision of bringing revolutionary products to life for a wide range of industries, including power and rail, and also has interests in a number of R&D projects More ❯
About Camlin Camlin is a global technology leader that operates with the vision of bringing revolutionary products to life for a wide range of industries, including power and rail, and also has interests in a number of R&D projects More ❯
About Camlin Camlin is a global technology leader that operates with the vision of bringing revolutionary products to life for a wide range of industries, including power and rail, and also has interests in a number of R&D projects More ❯
to live healthier for longer. Using Randox revolutionary technology we measure hundreds of health biomarkers, generating unrivalled data that when combined with our complex algorithms can predict future health concerns and identify early signs of illness even before symptoms arise. This empowers individuals to act sooner to prevent or delay More ❯
their front-office Equities Electronic Trading team. This is a high-impact, hands-on development role focused on building and optimizing low-latency trading algorithms and infrastructure. The position is based in London and requires significant on-site presence, reflecting the collaborative, fast-paced nature of the business. Team Overview … The team sits within the Equities division, specifically supporting electronic and algorithmic trading across EMEA markets. They focus on designing proprietary execution algorithms, building model-based trading logic, and developing analytics tools that power decision-making and performance optimization. This team plays a central role in ensuring the firm remains … competitive in modern electronic markets by integrating quantitative techniques and high-performance engineering. Role Responsibilities Design and implement proprietary trading algorithms in Java Develop and enhance the firm’s smart order router and market analytics systems Ensure code is well-documented, performant, and production-ready Review peer code and provide More ❯
adversarial tests for Large Language Models (LLMs). We are looking for a passionate, talented, and innovative applied scientist with a strong background in algorithms to help build an industry-leading evaluation engine for LLMs and help us bring this to market. As one of our first hires this is … and MLLM. Perform hands-on construction and analysis of large-scale multi-modal datasets to be deployed as part of our product offering. Build algorithms, perform offline and A/B test experiments, optimise and deploy your models into production, working closely with software engineers. Establish automated processes for large More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
JR United Kingdom
adversarial tests for Large Language Models (LLMs). We are looking for a passionate, talented, and innovative applied scientist with a strong background in algorithms to help build an industry-leading evaluation engine for LLMs and help us bring this to market. As one of our first hires this is … and MLLM. Perform hands-on construction and analysis of large-scale multi-modal datasets to be deployed as part of our product offering. Build algorithms, perform offline and A/B test experiments, optimise and deploy your models into production, working closely with software engineers. Establish automated processes for large More ❯
About the Role: We are seeking a Senior Java Developer/Lead who could drive technology transformation in the team. This role involves taking ownership of key projects and components throughout the entire Software Development Life Cycle (SDLC). A More ❯
and implementing quantitative trading strategies with a focus on cash equity markets. You will work closely with Portfolio Managers and quantitative traders, leveraging advanced algorithms, statistical models, and market data analysis to build and refine strategies deployed in production environments. Key Responsibilities: Develop and implement quantitative models and algorithms that … of C++ and Python-based models used in various equity strategies. Work closely with research teams to continuously enhance trading models and translate complex algorithms into efficient, production-ready code. Skillset Requirements: Proven experience in a quantitative development or software engineering role within a cash equities trading environment. Expertise in More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Citigroup Inc
generation surveillance solution on top of a distributed data platform. The Belfast team is the global centre for the creation of feature-based surveillance algorithms using cutting edge technologies and techniques.The volume and variety of data involved in these surveillances and the complexity of the algorithms results in one of More ❯