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Full Stack Software Engineer Java React Banking London This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment bank Role details Title: Full Stack Software Engineer Technical focus - React (75%) and Java (25%) Employer: front office banking derivatives Permanent role salary £70-85,000 plus bonus and pension Location: London City and home working hybrid 50/50% Technical stack: primarily React focused with a java base This is an AVP Banking front office Full Stack Software Engineer which is primarily GUI focused on React, 70% and some back end with Java 30% This is a front office derivatives investment bank, and you will be working with international teams on big front office trading projects This role will be interviewed in December, and offer out in January Position Description Derivatives Front Office Full Stack Application We're looking for a Software Engineer for our front office suite of application supporting trading, marketing, trade analysis and research. You will be a Hands-on Full Stack developer using React as front end and Java 21 as the primary language for back end Work with other teams including Front office risk teams, trading desk, Quants, and DevOps to build state of the art front to back pricing and risk solution This is an interesting role in a thriving area of the bank For more information, and the chance to be considered, please do send through a CV- Good luck React and java and GUI and user and interface To find out more about Huxley, please visit Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales

Nous recherchons un Ingénieur Automation / Software Engineer spécialisé dans les environnements poste de travail et virtualisation , afin de développer, automatiser, optimiser et maintenir les outils permettant de gérer une infrastructure HVD de grande ampleur (~11 000 machines) dans un contexte international anglophone. Votre rôle Vous contribuerez au développement et à l’amélioration continue d’outils internes stratégiques pour la gestion d’un parc HVD/VDI massif. Vous automatiserez des tâches, optimiserez des workflows existants et travaillerez en étroite collaboration avec des équipes support basées dans plusieurs régions du monde. Compétences techniques attendues Automatisation & Scripting PowerShell (niveau avancé) VBS (bon niveau) C#, .NET / .NET Core Industrialisation, optimisation et maintenance de scripts Très bonne connaissance de Windows 10/11 poste de travail Développement applicatif Back-end : C#, , .NET Core Front-end : Blazor, VueJS Intégration API / Webservices Développement d’outils internes (support / métiers) Bases de données Bon niveau en MSSQL et PostgreSQL Maîtrise des requêtes SQL (écriture & optimisation) Connaissance des modèles de données HVD / DaaS Environnements & compétences infrastructure Maîtrise des environnements DaaS / HVD / VDI Gestion de parcs massifs et environnements Windows Enterprise Connaissances sécurité : durcissement, patching, conformité Compréhension des interactions avec réseau, IAM, monitoring… Missions quotidiennes Développer, maintenir et faire évoluer les outils internes gérant l’infrastructure Automatiser les tâches récurrentes et optimiser les scripts existants Suivre les évolutions techniques, sécurité et logicielles Collaborer avec des équipes internationales (Europe, Amériques, Asie) Produire la documentation technique Informer les équipes support des changements

Full Stack Software Engineer Java React Banking London This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment bank Role details Title: Full Stack Software Engineer Technical focus - React (75%) and Java (25%) Employer: front office banking derivatives Permanent role salary £70-85,000 plus bonus and pension Location: London City and home working hybrid 50/50% Technical stack: primarily React focused with a java base This is an AVP Banking front office Full Stack Software Engineer which is primarily GUI focused on React, 70% and some back end with Java 30% This is a front office derivatives investment bank, and you will be working with international teams on big front office trading projects This role will be interviewed in December, and offer out in January Position Description Derivatives Front Office Full Stack Application We're looking for a Software Engineer for our front office suite of application supporting trading, marketing, trade analysis and research. You will be a Hands-on Full Stack developer using React as front end and Java 21 as the primary language for back end Work with other teams including Front office risk teams, trading desk, Quants, and DevOps to build state of the art front to back pricing and risk solution This is an interesting role in a thriving area of the bank For more information, and the chance to be considered, please do send through a CV- Good luck React and java and full and stack and (bank or derivatives) To find out more about Huxley, please visit Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales

Full Stack Software Engineer Java React Banking London This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment bank Role details Title: Full Stack Software Engineer Technical focus - React (75%) and Java (25%) Employer: front office banking derivatives Permanent role salary £70-85,000 plus bonus and pension Location: London City and home working hybrid 50/50% Technical stack: primarily React focused with a java base This is an AVP Banking front office Full Stack Software Engineer which is primarily GUI focused on React, 70% and some back end with Java 30% This is a front office derivatives investment bank, and you will be working with international teams on big front office trading projects This role will be interviewed in December, and offer out in January Position Description Derivatives Front Office Full Stack Application We're looking for a Software Engineer for our front office suite of application supporting trading, marketing, trade analysis and research. You will be a Hands-on Full Stack developer using React as front end and Java 21 as the primary language for back end Work with other teams including Front office risk teams, trading desk, Quants, and DevOps to build state of the art front to back pricing and risk solution This is an interesting role in a thriving area of the bank For more information, and the chance to be considered, please do send through a CV- Good luck To find out more about Huxley, please visit Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales

C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record of developing with C# .NET. The Client would like meet candidates ideally with some understanding Trading Floor projects to include Fixed Income, Risk Management, Swap Options and FX. You need to be resilient as you will be working closely with traders and developing financial trading systems so an understanding of FX instruments would be very useful. The Company is a fast growing dynamic brokerage firm, specialising in currency options and interest rate swaps. They are seeking a talented technologist to join the London team. You will be working in a fast paced, delivery focused environment where you will get the opportunity to make a genuine impact on the business rather than just ‘making up the numbers’. Initially reporting to the CTO, the successful candidate will become a key member of the global team. There will be a large amount of autonomy in the role, giving the candidate the opportunity to showcase their development talents, Responsibilities :- Re-architecting and building the in-house middle office platform and integrating with a new trading platform. Developing pricing toolsets Integrating to external reporting/tradeflow and pricing APIs. Maintaining the company’s daily operation on the existing platforms. Essential skills :- Minimum 3 to 5 years experience of Microsoft web technologies ( C#, Core MVC ) Relational database experience (SQL Server) Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred At least 3 years experience in a comparable development role. The Client is based in the City of London. The salary for this role will be £50K - £75K. Please do send your CV to us in Word format along with your salary and availability.

Looking for a role where your work genuinely matters? This is your chance to join a close-knit engineering team building software that powers world-class scientific instruments. These systems help researchers push the boundaries of physics and materials science and you'll play a key part in making that happen. If you enjoy solving complex problems, collaborating across disciplines, and want to see your code make a real impact, this could be the perfect fit. What you'll do 🛠️ Own the lifecycle: Design, develop, and maintain software for precision instruments. 50% coding, 25% documentation, 25% coordination. Build clean solutions: Write modern C++ and Python in a Linux environment, delivering robust, maintainable code. Collaborate widely: Work with engineers, technicians, manufacturing teams, and scientists to turn business requirements into technical solutions. Hardware integration: Interface with programmable instruments and ensure smooth hardware/software interaction. Test and validate: Create and run unit and integration tests to guarantee reliability. Lead by influence: Mentor junior engineers and contribute technical input during design reviews. What you'll bring 🧠 Strong experience in C++ and Python for complex systems. Solid Linux development background. Proven ability to deliver maintainable, high-performance software. Degree in Computer Science, Engineering, Physics, or equivalent practical experience. Excellent communication skills and the ability to work across multiple teams. Strong experience in translating business requirements into technical solutions. Working arrangement 🧭 Hybrid: 3 days on-site in Oxford, with early finish Fridays (1pm). Expect hands-on collaboration in the lab for hardware integration and testing. Salary & Benefits 🎁 Up to £68,000 plus bonus scheme. 25 days annual leave + bank holidays. Pension contribution and comprehensive benefits package. Opportunities for career development in a growing, technology-led business. 📩 Apply now or get in touch for a confidential chat about the role. To find out more about Computer Futures please visit Computer Futures, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales

R&D Electronics Engineer - Medical Devices (Freelance) Location: Limerick, Ireland (4 days onsite) Contract: 6 months (scope Rate: Competitive dependant on experience Our client, a leader in the medical devices sector, is seeking an R&D Electronics Engineer to join their team in Limerick on a contract basis. This role offers the opportunity to contribute to cutting-edge advancements in medical technology, collaborating with a dynamic team to design and develop innovative solutions. Key Responsibilities: Design and develop embedded software in C/C++ for medical devices Integrate hardware and electronics systems for robotic medical platforms Ensure compliance with FDA 21 CFR Part 11, MDR, and ISO 13485 standards Collaborate on hardware-software integration and troubleshooting Support verification, validation, and risk management activities Document design history and technical files per regulatory requirements Essential Skills & Experience: Minimum 5 years' experience in embedded systems Strong proficiency in C/C++ Electronics and hardware design experience Experienced with integrated systems Desirable: Familiarity with IEC 60601 and related safety standards Experience with FDA and EU MDR regulatory frameworks Please click to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement. To find out more about Real, please visit Real Staffing, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales

C# .NET Software Developer with FX Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven trach record of developing with C# .NET ideally with some understanding FX projects. The Company is a fast growing dynamic brokerage firm, specialising in currency options and interest rate swaps. They are seeking a talented technologist to join the London team. You will be working in a fast paced, delivery focused environment where you will get the opportunity to make a genuine impact on the business rather than just ‘making up the numbers’. Initially reporting to the CTO, the successful candidate will become a key member of the global team. There will be a large amount of autonomy in the role, giving the candidate the opportunity to showcase their development talents, Responsibilities :- Re-architecting and building the in-house middle office platform and integrating with a new trading platform. Developing pricing toolsets Integrating to external reporting/tradeflow and pricing APIs. Maintaining the company’s daily operation on the existing platforms. Essential skills :- Minimum 3 years experience Microsoft web technologies ( C#, Core MVC ) Relational database experience (SQL Server) Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred At least 3 years experience in a comparable development role. The Client is based in the City of London. The salary for this role will be £50K - £60K. Please do send your CV to us in Word format along with your salary and availability.

Senior Software Engineer Architect – Trumbull CT USA Our Client is a Global organisation who are looking to recruit a Senior Software Engineer with Architect expertise. You must have at least 7 years proven track record of developing complex software coupled with Architect skills. Technical architecting, hands-on programming, problem-solving, PoC building, and owning, building, and reviewing thorough documentation. Work closely with business champions, vendors, project managers, system analysts, QA, compliance, regulations, security, operations, and infrastructure teams to create and/or review integration-focused project documents to cover all the relevant aspects including data, tools, security, compliance, and operations requirements. Develop/Program proofs-of-concept. Support developers in problem-solving. Conduct code-reviews. A bachelor's degree in computer science, software engineering, or a related field is required. Master's is preferred. A minimum of seven (7) years of progressively complex experience in a directly related area, during which both professional and technical capabilities have been clearly demonstrated. A minimum of seven (7) years of architecting, design and development experience with various relevant Microsoft platforms (predominantly with Azure), tools, technologies, patterns, and techniques related to integration and data is required. A minimum of three (3) years of experience must be as an architect or solution designer with relevant job functions and technologies is required. Hands-on programming experience throughout is a must. Experience with healthcare industry regulations, data security and compliance standards (e.g. GDPR), and EDI standards (e.g. FHIR, HL7), etc. is very much preferred. Experience with industry/domains like pharmaceutical, finance, HR, sales, marketing, and manufacturing is valuable. Architecture certification like TOGAF or similar, and Developer certifications of Azure and/or Microsoft suite technologies is a big plus. Technical skills: In-depth knowledge and thorough experience in working with a variety of integration patterns is very important. In-depth knowledge and thorough experience in programming, configuring, and/or integrating using/with Azure integration tools like Data factory, LogicApps, Functions, API Management, Data catalog, WebApps, Integration service environment, configuring monitoring & diagnostics, etc., and connectivity & security configurations (certificates, encryptions, etc.). In-depth knowledge and experience with Azure data storage (SQL Server, Data lake, Synapse, etc.) & access tools, APIs, cloud connectivity, and ETL processes. In-depth knowledge & experience using Visual Studio, with one of the programming languages C#/Java/JavaScript/Python, PowerShell, and Postman, SOAPUI or similar tools. In-depth knowledge and thorough experience of using Serverless, SOAP, XML, REST, JSON, EDI, XSLT, Async/Sync, Request/Response, Service Bus, Publish/Subscribe, Batch/Real-time, Scheduling, Event triggers, etc. In-depth knowledge and development experience using MS SQL Server (SSIS, T-SQL, Stored procedures, Functions, Views, Queries, Datatype conversions, etc.). Knowledge and experience of MS Office/MS Office 365 suite, SharePoint Online, Power Apps, GitHub, MS Teams, etc. Thorough understanding of the fundamental architecture of the cloud and on-prem MSFT Suite (e.g. Share point) and Integration platforms architecture (e.g. BizTalk, MuleSoft, or similar), and version control methods. Solid fundamentals and thorough understanding of exception handling principles and production/operational support solutions (alerts, dashboards, runbooks, etc.) Thorough understanding and practice/experience of designing performance tuned architecture, investigating performance issues and fixing and tuning the systems Experience working with Azure DevOps and CI/CD pipeline. Experience working with MS D365, ServiceNow, Azure Analytics tools, Azure Data lake, Azure Synapse, Azure BYOD & Data verse Experience or knowledge of Informatica, BI tools, etc. is a big plus. The position will be based in either Trumbull CT or Livingston NJ USA. The salary for this role will be in the range $100K - $135K. Please send your CV to us in Word format along with your salary and availability.

Nous recherchons un Quality Engineer / Software Development pour une mission de longue duree basee a Velizy dans le 78. Dans une équipe franco-indienne, la mission sera d'assurer la QA de l’application IT Asset Management. Dans ce contexte, la prestation consiste à assurer la qualité de cette application par des tests manuels et automatisés de l’interface web et des APIs. Cela comprend les activités de créations de scénarios de tests, de rejeu des tests, de créations des incidents pour les développeurs et de validation de leur correction, de développement de tests automatiques d’APIs et éventuellement d’UI, si le temps le permet, ainsi que de la mise à jour de documentation.

Backend Developer (Umbraco) - Senior-level Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective Collaborating with the front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes working alongside the business lead Implementing automated regression testing for the software developed Skills and Experience: Excellent working knowledge of ASP.NET, C#, HTML, JavaScript, jQuery, React Framework, MS SQL Server, Mongo DB, Elasticsearch Understanding of SOLID development principles Worked previously on projects using the Umbraco CMS Continuous Delivery skills, tools and techniques (e.g. Git, Github, Team City, Octopus, Jenkins, Selenium, etc.) Familiar with Azure cloud services & setting up/managing resources/deploying apps Familiar with JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) A positive and cooperative individual who will work effectively across departments and within a team Worked in an agile/Kanban environment and familiar with JIRA and confluence Not afraid to challenge existing thinking in order to improve processes Benefits Company pension Performance-related bonus Generous holiday concessions Friend and family discounts on Travel holidays Educationals – trips for staff to get to know and understand our destinations ‘Cycle to work’ scheme The salary for this role will be in the range £55K to £65K per year depending on experience. The Client is based in Central London and this role will be working remotely. Do send your CV to us in Word format along with your salary and availability.

At CGI, we enable our people to shape solutions that make a real difference, and this role plays a key part in supporting the modernisation of justice services across the UK. As a Senior Software Development Consultant, you’ll contribute to mission-critical systems for one of our key UK Government clients, helping transform how citizens and legal professionals engage with the justice system. You’ll bring technical curiosity, problem-solving strength and collaborative energy as you build secure, scalable services and influence technical direction. Working within a supportive community of experts, you’ll take ownership of meaningful engineering challenges while contributing ideas that drive innovation and long-term client value. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position. ​

At CGI, our Software Engineers play a pivotal role in delivering the innovative, scalable, and secure solutions that help our clients transform their organisations. Joining our Leeds-based engineering community, you’ll contribute to high-impact projects that shape the future of digital services, applying modern engineering practices to build real-world value. You’ll be part of a collaborative, supportive environment where you can take ownership of your work, explore new approaches, and thrive creatively as you help design and deliver technology that makes a lasting difference. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position based in Leeds

Au cœur d'un programme stratégique de transformation, vous agissez comme le chef d'orchestre de la livraison applicative pour des domaines critiques de la monétique. Votre rôle est de garantir la fluidité entre la conception produit et la mise en production réelle. Pilotage du Train (ART) : Vous dirigez les sessions de PI Planning et synchronisez les engagements de livraison des différentes squads. Gestion des Risques : Vous identifiez les dépendances critiques et résolvez les conflits de roadmap entre les équipes Tech, Produit et Sécurité. Gouvernance des Partenaires : Vous pilotez la relation opérationnelle et contractuelle avec les éditeurs de progiciels tiers, incluant le suivi budgétaire et les Change Requests. Suivi de la Performance : Vous monitorerez les KPIs de vélocité et de fiabilité pour assurer un reporting transparent auprès du management. Amélioration Continue : Vous diffusez les bonnes pratiques SRE et DevSecOps pour automatiser et sécuriser les cycles de release.

Descriptif du poste La mission vise la gestion et l'optimisation de l'acquisition digitale et la performance publicitaire en soutenant au quotidien un trafic manager en charge de l'ensemble des leviers d'acquisition digitaux. Le principal rôle est l'opération, le suivi et l'optimisation des campagnes de branding et de performance sur les différents leviers digitaux (Display, Social Ads, SEA, affiliation, etc.), en s'appuyant sur une approche ROIste. Gestion de campagne Accompagnement du trafic manager permettant la création, gérance et l'optimisation des campagnes publicitaires paid. Briefing et suivi du développement des assets créatifs. Briefing des agences média en charge de la gestion des différents leviers. Réalisation d'A/B tests (visuels, copies, audiences) pour améliorer les performances. Élaboration des trackings des campagnes : création de perf origine, url trackée et click command.

Mobile React Software Engineer You have an academic degree (BSc or MSc) in computer science or a related field, complemented with a minimum of 2 years of working experience. Solid knowledge of TypeScript conventions and patterns, both on the frontend and backend coupled with experience with the NodeJS ecosystem Experience with front-end React/React Native framework Experience and feeling with social media environments You have experience with various testing patterns and supporting frameworks, (Jest, Mocha, Chai, snapshot testing, unit testing) Strong understanding of GraphQl and RESTFul services' conventions and architecture You can work independently and take matters into your own hands The ability to quickly learn new technologies and successfully implement them is essential You take pride in delivering high quality, reusable code, and user interfaces Any experience of the following would be very useful You know and understand the structural parts of a React application (redux, sagas, react-router/navigation (RN)) You do not fear css-in-js patterns (RN stylesheets, styled-components, Styled Systems) Notions of functional programming patterns in a modern front end (hooks, immutability, pure components, stateless functions,...) Work experience with Neo4j, SQL and NoSQL databases You know how to create a bridge between the Native language and JavaScript code and how to improve or set up a modern build and CI/CD pipeline and understand the importance of the different tools involved (webpack, metro, linting, prettier, commit hooks, circle-ci,... You know how to use data visualization tools (and libraries like d3.js) for analyzing or debugging data This is a long term contract assignment – 6 to 12 months initially. The Client is based in Belgium – although the role can be worked remotely. The rate will be in the range £350 to £550 per day. Do send your CV to us in Word format along with your daily rate and availability.