Senior Ruby on Rails Engineer Fulham (2/3 days on-site) 60,000 - 80,000 + Private Healthcare & Benefits This is an excellent opportunity for a Mid-to-Senior Ruby on Rails Engineer to join a start-up in a role where you will play a major part in future developments. This company is a Series A startup, breaking down barriers and making the world more accessible for everyone. Originally founded within the UK transport sector, they have developed award-winning, innovative solutions that prioritise dignity, safety, and inclusion for millions of users. In this varied role, you will move beyond feature development to focus on the stability, performance, and observability of the core Rails ecosystem. You will act as a trusted backend partner for Product and Platform teams, stabilising third-party integrations, improving background job efficiency, and utilising architectural documentation like C4 models to ensure long-term scalability. The ideal candidate will be a seasoned Ruby...

DevOps Engineer (Cloud Infrastructure & Automation ) Location:Cardiff (Hybrid - 50% Office / 50% Remote) Sector: Enterprise Cloud Services The Opportunity Are you a technically versatile problem-solver passionate about cloud infrastructure and automation? We are seeking a motivated DevOps Engineer to join our dynamic enterprise team. This is a fantastic opportunity for an engineer to deepen their expertise in Infrastructure as Code (IaC), multi-cloud environments, and containerisation. You will work within a collaborative culture that prioritizes innovation-including early-stage projects in Generative AI. Key Responsibilities Azure Platform Ownership: Lead the administration of our Azure ecosystem, including AKS (Kubernetes), Postgres Flexible Server, Redis, Front Door, and Key Vault. Multi-Cloud Management: Support a robust footprint across AWS and Azure, managing IAM, networking, and core service integrations. Automation & IaC: Develop and manage...

iGaming: If it’s iGaming, we know a thing or two. At Light & Wonder, It’s all about the games, and our digital team leads the global iGaming market, providing jaw-dropping content and innovative software that powers the world's most successful online gaming providers. Position Summary The Senior Software Architect is a senior technical leadership role within the iGaming Platform team. This is not a "heads-down coding" role, nor is it a purely advisory one — it sits at the intersection of hands-on delivery and architectural ownership. You will be expected to make and defend design decisions, lead cross-team technical alignment, and ensure the platform scales, integrates, and operates reliably at global scale. You bring established architecture experience, deep software engineering instincts, and the credibility to influence without authority across multiple platform portfolios. You will contribute to the Architecture Review Board (ARB), own Architectural Decision...

FX Client & Sales Technology - Senior Software Engineer (SVP) The STIRT Engineering Lead is a  London-based Senior Vice President  responsible for the  hands-on design, architecture, and implementation  of the full front-to-back technology platform supporting the STIRT business. This role sits at the intersection of engineering excellence and business partnership, requiring deep engagement with traders, quants, and stakeholders across FX and Rates desks. The role demands a  technically deep, hands-on engineering leader  with strong expertise in capital markets systems, responsible for driving the strategic evolution of STIRT technology — spanning curve construction, RFQ and pricing workflows (for FX and Interest Rate Derivatives) — while managing a globally distributed engineering team. The successful candidate will own the end-to-end technology vision for STIRT, eliminating fragmentation across trading units and delivering a modern, high-performance, resilient platform...

Join Citi's XVA Technology team in London as a Lead Software Engineer at Vice President level, and take on a role at the intersection of advanced software engineering and AI-driven innovation — at a firm where your code, your decisions, and your ideas operate at global scale. This role is built for a hands-on engineer with deep AI and software development expertise who can independently set and drive a technical agenda — building production systems, embedding intelligent tooling, and owning project outcomes across a complex, high-impact domain. You will work alongside high-calibre engineers and engaged business partners to architect, build, and deliver solutions that redefine how XVA risk is calculated and managed globally. Responsibilities Design, build, and maintain scalable, high-performance software solutions for XVA risk systems, writing and reviewing production-quality code while ensuring alignment with enterprise architecture standards. Build and integrate AI and...

Civica builds software that runs essential public services. Our systems support local government, the NHS, housing associations, and financial institutions — services that millions of people depend on every day. When our software works well, caseworkers make better decisions, clinicians access the right information, and councils deliver services that communities rely on.   We're not a startup chasing the next hype cycle. We're a company with deep roots in the public sector, working on problems that matter — and we're investing seriously in how we build software to make sure we can keep doing that for the next decade.  Why you will love this opportunity as Senior Software Engineer at Civica     We're hiring Senior Software Engineers to work on business-critical products across our portfolio. You'll be embedded in a product team, working across legacy and greenfield environments, translating ambiguous business problems into production-grade solutions.   We care about...

The role: Contract Principal Salesforce Architect: We are recruiting for a Contract Principal Salesforce Architect for a duration of initially 6 months. This role is an immediate start and it is fully remote. Who We Are: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We’ve been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always make a remarkable impact for our clients. We do this through our regional offices (or ‘Clubs’) building strong relationships with our partners, so that they are always prioritised by a team within close proximity.  This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK, Europe and the USA with plans for global expansion in the next couple of years. Join us - and help...

Purpose of the role: We are seeking an experienced DevOps Engineer to design, implement, and manage automated CI/CD pipelines within our cloud and Salesforce ecosystems. You will own build and deployment workflows in Azure DevOps, drive environment stability and release governance, and partner closely with Salesforce, MuleSoft, QA, and Operations. You will be responsible for ensuring seamless software delivery through high-quality automation and robust deployment strategies. Job title: Senior DevOps Engineer (DSA BAU) Job Description: *CANDIDATES MUST BE ELIGIBLE FOR SC CLEARANCE* What you'll be doing: CI/CD Pipeline Management:  Design, configure, and maintain end-to-end automated pipelines using Azure DevOps for both standard applications and Salesforce-specific workflows. (Repos, Pipelines, Artifacts) for Salesforce and MuleSoft components; define branching, versioning, and release workflows. Salesforce Deployments:  Lead release management...

Sword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, dedicated to driving transformational change for our clients. We leverage proven technology, specialist teams, and extensive domain expertise to create robust technical foundations across platforms, data, and business applications. Our mission is fueled by a passion for technology as a means to solve complex business problems and achieve our clients' objectives. About the role: This Data Engineer role offers an excellent opportunity for someone with a good understanding and working knowledge of designing and building robust data pipelines, integrating complex data sources, and developing solutions using Azure Data Services, Microsoft Fabric, Power BI, and Purview. As an experienced Data Engineer, you will handle more advanced engineering tasks, drive improvements to existing pipelines, and contribute to the design of scalable, high quality data architectures....

Sword is a leading provider of business technology solutions within the Energy, Public and Finance Sectors, driving transformational change within our clients.  We use proven technology, specialist teams and domain expertise to build solid technical foundations across platforms, data, and business applications.  We have a passion for using technology to solve business problems, working in partnership with our clients to help in achieving their goals.  This is a pivotal leadership role at a time of significant evolution for Sword. As the organisation continues its journey to evolve and strengthen its Data, Analytics, AI & automation offerings, this role will play a critical part in shaping how we position, sell, and scale our AI & Data transformation services within a key business unit. The Head of Data is a senior leadership role responsible for defining, scaling and commercialising the Data & Analytics capability, focusing on supporting strategic customers on...