675 jobs found

A leading financial services organisation is looking for a Senior Java Engineer to join a high-impact technology team working on complex, business-critical platforms. You'll be responsible for building scalable solutions in a highly regulated environment, working closely with technical and business stakeholders while contributing to modern engineering practices and data-driven initiatives. Responsibilities Design, build, test and deploy robust Java-based applications across critical technology platforms. Work with event-driven architectures and large-scale data, using technologies such as Kafka and streaming frameworks. Take ownership of key technical projects, influence design decisions and act as a technical point of escalation. Help ensure strong data quality, governance, controls and auditability across business-critical systems. Requirements Strong commercial experience with Java, Spring/Spring Boot and SQL . Experience with Kafka and ideally Flink, MongoDB or other NoSQL technologies . Background working in financial services, ideally within regulatory reporting, risk, compliance or another highly controlled environment . Strong communication skills with the ability to work across engineering, product and business teams.

Senior Backend Developer London - Hybrid Up to £100,000 + Bonus C# | .NET | Microservices | Cloud | Distributed Systems My client, a global leader in financial market infrastructure, is looking for a Senior Developer to join a growing engineering team responsible for building and evolving business-critical Front Office trading applications. This is an excellent opportunity to join a major platform modernisation programme, working on a combination of greenfield development and the evolution of existing trading systems. You'll work alongside experienced engineers and technical leaders, helping to design scalable distributed applications that support global financial markets while having genuine input into technical direction and architecture. Key Responsibilities Design, develop and enhance high-performance Back End applications using C# and .NET Build scalable distributed systems that support business-critical Front Office trading platforms Contribute to architectural decisions and help shape the future direction of the platform Develop resilient microservices and APIs using modern engineering practices Take ownership of features throughout the full software development life cycle, from design through to production Work closely with Principal Engineers, Architects and business stakeholders to deliver robust technical solutions Support the ongoing modernisation of existing platforms while contributing to greenfield initiatives Champion engineering best practices including code quality, automated testing and continuous integration Mentor other engineers and contribute to a collaborative engineering culture Participate in Agile delivery, helping estimate, plan and deliver complex technical solutions Skills & Experience Strong commercial experience developing applications using C#/.NET (Java backgrounds will also be considered) Experience building distributed systems, microservices or event-driven applications Cloud experience (AWS, Azure or GCP) Strong understanding of software architecture and modern design principles Experience building RESTful APIs and scalable Back End services Knowledge of messaging technologies such as Kafka, RabbitMQ or similar would be beneficial Experience working within Agile engineering teams Excellent problem-solving skills with a passion for building high-quality software Nice to Have Experience developing Front Office trading applications Knowledge of financial markets, capital markets or electronic trading Experience working across asset classes such as Fixed Income, FX, Equities, Commodities or Derivatives Understanding of low-latency or high-performance distributed systems Experience with Docker, Kubernetes or Infrastructure as Code Exposure to FIX Protocol or market data technologies APPLY NOW and one of our consultants will be in touch to discuss the opportunity in more detail.

Contract Role - Vice President & Senior VP Java Equities - London/Hybrid - 12 months initial We're seeking a future team member for the role of Vice President & Senior VP Java to join our Equities Engineering team in Execution Services Platform Role Overview: * Job Title: Vice President & Senior VP Java Equities * Location: London/Hybrid (4 days onsite per week) * Contract Type: Contract * Duration: 12 months initial * Rate: £900-1000/day UMB OR £759.49-843.88/day + holidays (20 days + 8 bank holidays pro rata) PAYE * 10+ years of experience designing, building, and delivering Real Time, scalable, and resilient software applications within Financial Services or similarly complex, high-throughput domains. * Core Backend Proficiency: Deep expertise in Java and the Spring ecosystem - including Spring Framework, Spring Boot, Spring Security, Spring Data, and ORM frameworks - with a strong focus on building production-grade, enterprise-scale services. * Frontend Development: Proficiency in modern Front End technologies including Angular, TypeScript/JavaScript, HTML/CSS, with working knowledge of jQuery and component-based UI architecture. * Data & Persistence: Strong command of relational and analytical database technologies, eg, Oracle/Microsoft SQL Server, with experience in data modelling, query optimization, and large-scale data management. * Messaging & Middleware: Hands-on experience with messaging and Middleware technologies such as Apache Kafka, IBM MQ, the FIX protocol, with an understanding of event-driven and asynchronous system design. * Agile Delivery: Solid understanding of Scrum and Agile methodologies, with a proven ability to deliver in fast-paced, rapidly evolving environments with shifting priorities. * Communication & Leadership: Excellent written and verbal communication skills; able to clearly articulate technical concepts to both technical and non-technical stakeholders. Strong organizational skills to coordinate, influence, and drive cross-team initiatives. * Problem Solving & Innovation: Demonstrated ability to analyze complex, ambiguous problems and devise pragmatic, innovative solutions - balancing technical rigor with delivery speed. * AI-Augmented Development: Familiarity with one or more AI coding and productivity tools (eg, GitHub Copilot, Cursor, Windsurf, Claude Code), with a willingness to leverage AI-assisted workflows to accelerate development and improve code quality. * Bachelor's degree in computer science or a related discipline, or equivalent work experience required, advanced degree preferred. * (Note: We value T-shaped engineers - deep expertise in one discipline (Back End or Front End) with broad familiarity across the stack is preferred over equal but shallow coverage of both) * Architecture & Design Leadership Trade-Flow Platform Development Cross-functional Collaboration Technology Innovation AI-Driven Automation Engineering Excellence Production Support Mentorship & Technical Leadership Please feel free to contact myself - Daisy Nguyen see below at Atrium UK for a confidential chat to know more details about the role. Please also note: Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted.

Full Stack Web Developer - Business Systems Software Company - Bristol City Centre - Up to 50k (C#, .Net Skills and JavaScript/TypeScript and React / Vue or Similar skills) My client builds a Business software platform that leverages innovation and automation to help their clients spend more time developing their businesses and less time just managing them. Their services are trusted for the development of staff and HR functions for corporate companies in the Hospitality, Retail, Entertainment, FMGC, Construction and Public Sector industries. The role is office-based Monday to Friday , with some flexible working as required This role will consider good developers with a full UK work visa (not needing any form of sponsorship) who are happy to relocate permanently to the Bristol area. Key Responsibilities: Work with a team of engineers to establish and maintain stable, well-engineered software systems. Develop and enhance features within our platforms, addressing development challenges. Collaborate with colleagues across different platforms to coordinate development efforts Participate in daily standups and agile ceremonies to contribute to development direction and company processes Work closely with the support team on client requests, issues and testing. Experience and person profile: Proven track record of working with and contributing to engineering teams. Strong technical and soft problem -solving skills, ability to reach resolution using development and people skills. Effective time-management skills and the ability to contribute to meeting team sprint goals. Strong agile engineering behaviours and capabilities. Collaboration skills to work closely with internal design teams. Exemplary communications skills, capable of assessing and delivering information appropriate to the audience. Essential Skills C# JavaScript or TypeScript React or Similar framework Agile Methodologies Git SQL/T-SQL HTML/CSS Experience developing web APIs Desirable Skills Microsoft Azure Devops Microsoft Azure Cloud Services Experience with web infrastructure CI/CD Pipelines Experience integrating 3rd party software through Web APIs Salary and Benefits Package Salary to 50k per annum dependent on experience Private Medical Insurance Private Dental Insurance Perkbox employee perks and discount scheme This is an excellent in-office role working for a software company with an industry leading Business Systems Software platform. This role will be working in a friendly team environment. Please apply with your CV.

Software Engineer, Developer, Backend Java Identity - IAM Contract Until End of December 2026 (Renewable) Rate: £600 per day Inside IR35 Location: Essex based offices (between Brentwood and Basildon) 4 days a week The banking and finance arm of one of the world s leading manufacturing companies and a household name is seeking a software engineer, software developer with Backend, Back End and Identity Access Management (IAM) expertise. The Backend Software Engineer will join the Identity Management Services team, (IAM) focusing on the core platform work that powers identity infrastructure. Main Tasks & Responsibilities: Ensure the platform is secure and resilient Essential Skill and Experience: # 8+ years working with backend technologies including Java, Java Frameworks # Web development - DevOps practices (CI/CD, version control) # Security and identity management (IAM) # Monitoring and logging # Relational databases # Server-Side technologies # Agile Desirable (not essential) Skills & Experience: Networking (Subnets, Firewall, Load balancing, VPN configurations) Problem-Solving and debugging Familiarity with cloud platforms (GCP)

CMC Markets is seeking a Senior Low Latency Java Developer to join our Quantitative Strategies team within Pricing & Risk, working on our high-performance, high-frequency trading platform. This is a hands-on role at the core of our market-making technology stack, where nanoseconds matter and engineering excellence is critical. You'll design and build ultra-low latency pricing and risk systems that directly power our global trading operations. If you thrive in performance critical environments and want your work to have real market impact, we would love to hear from you. Please note that this is an onsite role that will require you to work within our London office (near Liverpool street) 5 days on site per week. The Role Ultra-Low Latency Engineering Develop and optimise high-performance Java (21+) systems for pricing, risk and trading. Build and enhance components within a low latency, high-throughput trading architecture. Apply advanced concurrency, memory management and performance tuning techniques. System Design & Ownership Take responsibility for designing scalable, resilient and maintainable systems. Contribute to architectural decisions across the trading and risk platform. Build tooling to improve monitoring, maintenance and performance diagnostics. Trading-Focused Collaboration Work closely with Quants, Financial Engineering, Front Office and Business Operations. Support live trading systems, troubleshooting time-critical production issues. Contribute to the continuous evolution of our electronic trading infrastructure. Mentorship & Technical Leadership Provide guidance and mentorship to junior developers. Champion engineering best practices, clean code principles and robust design patterns. What You will Bring Strong hands-on Java development experience within low latency financial systems. Deep understanding of performance optimisation, concurrency and JVM internals. Experience working on pricing, risk or electronic trading platforms. Knowledge of FIX protocol, order routing and broker connectivity highly beneficial. Strong mathematical and problem-solving mindset. Experience across asset classes such as FX, Equities, Commodities or Derivatives preferred. Ability to operate calmly in a fast-paced, front-office trading environment. Experience mentoring engineers and influencing technical direction. Why Join CMC Markets? Direct impact on global trading and risk systems. Close proximity to the trading floor and real-time market operations. High-visibility role within a performance-driven engineering culture. Strong focus on continuous learning and technical excellence. Clear progression opportunities into senior technical and leadership roles. CMC Markets is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.

Locations: London, Manchester, Cardiff, Southampton At Engine by Starling, we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling, and two years ago we split out as a separate business. Starling has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. This SaaS technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped achieve Starling's success. As a company, everyone is expected to roll up their sleeves to help deliver great outcomes for our clients. We are an engineering led company and we're looking for people who are will be excited by the potential for Engine's technology to transform banking in different markets around the world. Our purpose is underpinned by five values: Listen, Keep It Simple, Do The Right Thing, Own It, and Aim For Greatness. Hybrid Working We have a Hybrid approach to working here at Engine - our preference is that you're located within a commutable distance of our offices so that we're able to interact and collaborate in person. About Engineering at Engine by Starling - We're looking for Backend Software Engineers to work on the Engine Platform and make our existing features work for banks all over the world as well as building new features from scratch that Starling hasn't released in the UK market. Engine by Starling engineers are excited about helping us deliver new features, regardless of what their primary tech stack may be. We are looking for engineers at all levels to join the team. We value people being engaged and caring about customers, caring about the code they write and the contribution they can make to banking around the world. People with a broad ability to apply themselves to a multitude of problems and challenges, who can work across teams do great things here at Engine, to continue changing banking for good. As a Staff Engineer you will: Have the opportunity to lead multiple complex projects from inception through to run Be a Technical Leader, whether that be with a team to manage or without Take ownership of technical challenges critical to the success of the business Identify where existing tooling, applications, or processes can be enhanced and deliver innovative change Collaborate with clients, solution architects, product owners, and other engineers to help meet the client goals Obtain a wide and varied understanding of how banks operate around the world Shape the future capabilities of Engine, including our approach, tooling, automation and architecture. Lead by example in your contributions to the codebase, setting a high bar for others to aim for As an Engineer you will: Contribute to our award winning platform and internal tooling Build new features and products from scratch in a configurable way Share your knowledge with those around you, contributing to our learning culture Own your projects, working in small teams across the bank to collaboratively deliver Aim for greatness in everything you do, staying curious and inquisitive Be part of a scaling team and organisation as we change banking for good Requirements We're open-minded when it comes to hiring and we care more about aptitude and attitude than specific experience or qualifications. We are very open about how we deliver software. For the most part we code in Java, but you need not be an expert when you join us! We believe in clean coding, simple solutions, automated testing and continuous deployment. If you care enough to find elegant solutions to difficult technical problems, we'd love to hear from you. We have built our entire banking platform in house and mostly in Java. We are looking for people who want to work on building the tooling that is used by our engineers on a daily basis. As a Staff Engineer you will bring the below experience or knowledge: Delivering change to critical systems in a distributed environment Be a highly proficient developer, maintaining a high standard for technical and coding excellence in the collective, through your own work Good understanding of DevOps practices Delivering complex outcomes across multiple domains and teams Working cross-functionally with technologists from other specialties, and non-technical stakeholders across the business Coaching and mentoring members of a team to upskill and develop them in their career Leading the technical delivery on large scale projects to successful completion The main part of our Backend Tech Stack is listed below, we don't ask that you have experience in all of this, but if you do, that's great! Java, which makes up the majority of our backend codebase AWS & GCP - we're cloud-native Microservice based architecture Kubernetes (EKS) TeamCity for CI / CD (with multiple production releases per day) Terraform and Grafana Our Interview process Interviewing is a two way process and we want you to have the time and opportunity to get to know us, as much as we are getting to know you! Our interviews are conversational and we want to get the best from you, so come with questions and be curious. In general you can expect the below, following a chat with one of our Talent Team: Initial interview with an Engineer - 45 minutes Take home technical test to be discussed in the next interview Technical interview with some Engineers - 1.5 hours Final interview with our CTO / deputy CTO 45 minutes Benefits 33 days holiday (including public holidays, which you can take when it works best for you) An extra day's holiday for your birthday Annual leave is increased with length of service, and you can choose to buy or sell up to five extra days off 16 hours paid volunteering time a year Salary sacrifice, company enhanced pension scheme Life insurance at 4x your salary & group income protection Private Medical Insurance with VitalityHealth including mental health support and cancer care. Partner benefits include discounts with Waitrose, Mr&Mrs Smith and Peloton Generous family-friendly policies Incentives refer a friend scheme Perkbox membership giving access to retail discounts, a wellness platform for physical and mental health, and weekly free and boosted perks Access to initiatives like Cycle to Work, Salary Sacrificed Gym partnerships and Electric Vehicle (EV) leasing About Us You may be put off applying for a role because you don't tick every box. Forget that! While we can't accommodate every flexible working request, we're always open to discussion. So, if you're excited about working with us, but aren't sure if you're 100% there yet, get in touch anyway. We're on a mission to radically reshape banking - and that starts with our brilliant team. Whatever came before, we're proud to bring together people of all backgrounds and experiences who love working together to solve problems. Engine by Starling is an equal opportunity employer, and we're proud of our ongoing efforts to foster diversity & inclusion in the workplace. Individuals seeking employment at Engine by Starling are considered without regard to race, religion, national origin, age, sex, gender, gender identity, gender expression, sexual orientation, marital status, medical condition, ancestry, physical or mental disability, military or veteran status, or any other characteristic protected by applicable law. When you provide us with this information, you are doing so at your own consent, with full knowledge that we will process this personal data in accordance with our Privacy Notice. By submitting your application, you agree that Engine by Starling and Starling will collect your personal data for recruiting and related purposes. Our Privacy Notice explains what personal information we will process, where we will process your personal information, its purposes for processing your personal information, and the rights you can exercise over our use of your personal information.