devox-legacy_modernization-legacy_solution_architecture_services

Legacy Solution Architecture Services

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  • REVEAL SYSTEM RISKS

    Expose hidden dependencies and technical debt before they hinder your progress. Maintain uptime, velocity, and confidence.

  • ALIGN TECH WITH STRATEGY

    Turn architectural chaos into a controlled system evolution. Support your roadmap with foundations built to scale.

  • MAXIMIZE RETURN ON PAST INVESTMENTS

    Preserve what performs. Extend the value of existing systems without starting from scratch.

Why It Matters

Why It Matters

Legacy systems contain vital business logic. However, they also carry a significant weight: decisions that drag on for years, embedded processes that belong to no one, and boundaries that move too slowly to keep pace with the current rate of change.

Every roadmap is based on them. Every technical debate echoes them. What starts as a functional discussion becomes an architectural compromise. What feels like a delay often has a deeper reason — coupling, complexity, or behavior that is not visible in diagrams.

At Devox Software, we rebuild that visibility. Through our custom solution architecture services, architecture becomes observable again. Our work restores alignment between architecture and execution, so delivery moves with intent again, not caution.

What We Offer

Services We Provide

  • Legacy Architecture Audit

    See what you are scaling.

    Tech leaders rarely deal with chaos — they deal with systems that seem to work but silently resist change. Delivery is delayed. New features bow to constraints that no one remembers defining. Architecture ceases to be a tool and begins to behave like a threshold.

    The deeper the system, the more difficult it is to recognize where control ends. The longer this visibility is missing, the more strategic risks accumulate, not only in delivery but also in future planning.

    What we deliver:

    • Architecture audits that detect live flows, dependencies, and behavioral bottlenecks, utilizing our AI Accelerator™, which uncovers anomalies, coupling patterns, and regression-prone areas faster than a manual review could.
    • Runtime mapping of service interactions, queues, database access patterns, and latency interruptions is fed into graph models showing where architectural weight is building up.
    • Identification of erosion points: logic embedded in the infrastructure, dead interfaces, deviation from design intent.
    • Clear synthesis: one level for strategic decision makers, another for system owners and lead engineers — aligned, technical, and actionable.

    Before modernizing, migrating, or scaling, you need a reliable map. We deliver one that works, even under the most stressful conditions.

  • Architecture Redesign & Refactoring

    Realignment of the core without freezing the system.

    Legacy slows down in layers, not by failure, but by friction — an issue addressed through our service-oriented architecture solutions. Every product decision, performance improvement, and new market demand confronts an architecture shaped by previous realities. The shape remains the same, but the pressure grows.

    The redesign begins where momentum begins to wane. It’s not a question of rewriting—it’s a process of structural negotiation: preserving what has weight, removing what dilutes speed, and realigning the core without touching what still works under load.

    What we deliver:

    • Comprehensive architectural redesign focusing on flow, domain separation, and resilience at scale.
    • Deep refactoring strategies with AI Accelerator™ trained to uncover cross-module variability, trace transaction boundaries, and locate code paths that multiply risk if left untouched.
    • Progressive decomposition of high-friction zones, supported by runtime analysis and infrastructure-aware sequencing.
    • Introducing new structural patterns — such as orchestration, messaging, and isolation — was built into the architecture to support change without tension.
    • Collaboration with product and delivery leads to architectural changes anchored within the roadmap velocity, not alongside it.
  • Cloud Readiness & Migration Strategy

    Migration creates more than just a technical change. It rewrites latency, state, failure, deployment, and cost assumptions. Although it resembles infrastructure, its impact extends to the architecture, deployment, and operational rhythm.

    Systems that evolve often contain implicit rules about how services interact, where data is stored, and what disaster recovery entails in practice. A move to the cloud multiplies these assumptions and pushes them to their limits.

    What we deliver:

    • Fundamental assessment of architectural readiness, service boundaries, and operational elasticity, in the form of a migration plan that supports continuity and future scalability
    • Extraction of platform constraints and behavioral dependencies using signal analysis of live environments
    • AI Accelerator™-powered diagnostics to detect persistent states, high-risk flows, and runtime coupling across environments
    • Design of cloud-native architecture solutions tailored to system behavior, with orchestration, observability, and resilience embedded from the start.
    • Rollout strategy for parallel operation, gradual decoupling, and integration with delivery pipelines

    Move what is essential, and preserve what works!

  • Modularization & Decoupling

    Restructure the system according to behavior, not boundaries.

    Architecture is best when it reflects how the system operates, where states shift, logic concentrates, and latency is a concern. Without this customization, growth begins to strain the platform.

    Older cores are often associated with tightly intertwined workflows that span multiple teams, products, and runtime zones. Decoupling these flows requires more than a technical split — it necessitates a behavioral model that maintains throughput, observability, error handling, and adaptability to change.

    What we deliver:

    • System decomposition based on behavioral analysis — tracking cohesion, volatility, and criticality of flows before defining module boundaries
    • AI Accelerator™-driven scanning of runtime paths, synchronous chains, and coupling intensity across interfaces
    • Design a modular architecture that absorbs scaling, isolates regression risks, and embeds NFRs — performance, fault tolerance, and monitoring — into the core, not the edges.
    • Transition patterns that preserve system continuity: Strangler flows, staggered boundary shifts, dual-mode deployment when required
    • Organizational handover design — aligning modules with ownership, release cadence, and interface stability expectations.
  • Architecture Roadmapping

    Match the structure with the trajectory.

    An effective IT architecture service ensures that the architecture scales best when it is linked to movement, not just as a concept but as an operational asset. Without a clear structure that provides direction, every initiative becomes a workaround, and every release feels like a temporary fix.

    Planning architecture requires more than a stack of diagrams or a backlog of intentions. It needs context. Business cadence, delivery pressure, and technical volatility leave a mark. A roadmap captures these traces and transforms them into a coordinated structure.

    What we deliver:

    • Roadmapping anchored in system behavior, product lifecycle, and delivery pace — structured for mid- and long-term decisions
    • Prioritization of architectural steps based on pressure points: where velocity stalls, where teams slow down, where systems stop absorbing change
    • AI Accelerator™-driven inputs that identify structural weight, redundancy zones, and flow asymmetries — all visualized in time-phased trajectories
    • Mapping of conflicting objectives: short-term enablers vs. strategic load shifts, with runway for both
    • Joint development of transition states, so that the roadmaps move with the system and not outside it
  • Security & Compliance Alignment

    Embed the control where it is carried out.

    Security works best within the architecture, not on top of it. The system already contains secrets, moves critical data flows, and touches regulated boundaries — each layer shapes the threat long before policies come into play.

    The pressure to comply grows not from volume but from variance: fragmented ownership, non-standardized paths, gaps between design and behavior. Without structure from tailored solution architecture services, control becomes a reaction.

    What we deliver:

    Structural analysis of trust boundaries, privilege flows, and control surfaces — tuned to how the system behaves under stress

    • Design of architectures that embed access enforcement, auditability, and policy traceability into the transaction flow
    • Alignment with frameworks — SOC2, GDPR, HIPAA, ISO 27001 — with operational alignment, not just document reconciliation
    • Detection of vulnerabilities through AI Accelerator™ — uncovering unprotected endpoints, silent escalation paths, and state drift.
    • Integration of runtime monitoring and control levels — so that the security situation remains visible, testable, and adaptable
  • Architecture Leadership as a Service

    Thinking, insert where the pressure gathers. 

    Leadership at the architectural level means bearing the cost of design through deployment. It means knowing which changes require leverage, which decisions deserve to wait, and where the structure can withstand stress without breaking.

    What we deliver:

    • Embedded senior architects who act as part of your leadership rhythm — present at reviews, backlog design, and system-level prioritization
    • Long-term decision-making: runtime costs, resilience trade-offs, depth of implementation — aligned with product cadence and team capability
    • AI Accelerator™ insights as part of live discussions — uncover risks, redundancies, or structural fatigue before final decisions.
    • Communication that takes place without translation losses across all levels — from technical managers to stakeholders in management
    • Continuous architectural presence that anchors momentum, reduces volatility, and aligns system development with business intentions.
Our Process

Our Approach

We work with your team to map your business environment, identify critical assets, and understand your unique risk landscape. Together, we define the scope of the assessment and establish objectives that align with your goals.

01.

01. Define Strategic Objectives

We start by defining the scope and aligning it with your priorities, ensuring that every step focuses on what matters most to your organization.

02.

02. Map and Prioritize Assets

Every server, application, and endpoint is identified, classified, and prioritized based on criticality and risk, then integrated into our service management solution architecture strategy.

03.

03. Identify Security Gaps

Using leading tools like Qualys VMDR and Tenable.io, we identify misconfigurations, outdated software, and exploitable weaknesses across your infrastructure.

04.

04. Evaluate Threat Landscape

We evaluate real-world threats and potential attack vectors, combining this with frameworks like NIST SP 800-30 to rank risks based on their impact and urgency.

05.

05. Deliver a Resilience Roadmap

Your tailored remediation plan addresses critical risks while maintaining operational efficiency, supported by ongoing monitoring and updates to stay ahead of new threats.

  • 01. Define Strategic Objectives

  • 02. Map and Prioritize Assets

  • 03. Identify Security Gaps

  • 04. Evaluate Threat Landscape

  • 05. Deliver a Resilience Roadmap

Value We Provide

Benefits

01

Architecture that carries operational weight

At Devox, architecture takes shape in the system's actual behavior through live flows, production constraints, and the patterns that drive the business logic. Every engagement begins with observation, not documentation; instead, it focuses on runtime signals, decision levels, and team behavior under delivery pressure. With our AI Accelerator™, we capture the forces at play and design structures that leverage economies of scale, localize errors, and maintain velocity. Every adjustment reflects the load and past and future intentions, shaped by precise solution architecture consulting, all in one go.

02

Leadership that supports technical decision-making

We enter the business through architecture, and we stay in rhythm. Devox deploys senior engineers where structural influence begins: product planning, infrastructure sequencing, and the code paths that drive platform development. This presence creates alignment between roadmap goals and system capacity. Teams gain clarity on trade-offs, technical priorities remain in place, and key workflows remain coherent across releases. The architecture becomes a lever, not through influence, but through a shared mindset.

03

Design practices based on stressed systems

Our methods evolve under the pressures of the real world: systems that move transactions at scale, process regulated data, or operate under unstable network conditions. These environments refine our specifications in terms of latency, fault tolerance, operational reliability, and depth of observation. Every solution we offer contains lessons from platforms that could not pause, hide their vulnerability, and afford to deviate. The impact is in the structure, not just the uptime, and in the amplified dynamics without structural fatigue.

Case Studies

Our Latest Works

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Testimonials

Testimonials

Sweden

The solutions they’re providing is helping our business run more smoothly. We’ve been able to make quick developments with them, meeting our product vision within the timeline we set up. Listen to them because they can give strong advice about how to build good products.

Carl-Fredrik Linné
Tech Lead at CURE Media
Darrin Lipscomb
United States

We are a software startup and using Devox allowed us to get an MVP to market faster and less cost than trying to build and fund an R&D team initially. Communication was excellent with Devox. This is a top notch firm.

Darrin Lipscomb
CEO, Founder at Ferretly
Daniel Bertuccio
Australia

Their level of understanding, detail, and work ethic was great. We had 2 designers, 2 developers, PM and QA specialist. I am extremely satisfied with the end deliverables. Devox Software was always on time during the process.

Daniel Bertuccio
Marketing Manager at Eurolinx
Australia

We get great satisfaction working with them. They help us produce a product we’re happy with as co-founders. The feedback we got from customers was really great, too. Customers get what we do and we feel like we’re really reaching our target market.

Trent Allan
CTO, Co-founder at Active Place
United Kingdom

I’m blown up with the level of professionalism that’s been shown, as well as the welcoming nature and the social aspects. Devox Software is really on the ball technically.

Andy Morrey
Managing Director at Magma Trading
Vadim Ivanenko
Switzerland

Great job! We met the deadlines and brought happiness to our customers. Communication was perfect. Quick response. No problems with anything during the project. Their experienced team and perfect communication offer the best mix of quality and rates.

Vadim Ivanenko
United States

The project continues to be a success. As an early-stage company, we're continuously iterating to find product success. Devox has been quick and effective at iterating alongside us. I'm happy with the team, their responsiveness, and their output.

Jason Leffakis
Founder, CEO at Function4
Sweden

We hired the Devox team for a complicated (unusual interaction) UX/UI assignment. The team managed the project well both for initial time estimates and also weekly follow-ups throughout delivery. Overall, efficient work with a nice professional team.

John Boman
Product Manager at Lexplore
Tomas Pataky
Canada

Their intuition about the product and their willingness to try new approaches and show them to our team as alternatives to our set course were impressive. The Devox team makes it incredibly easy to work with, and their ability to manage our team and set expectations was outstanding.

Tamas Pataky
Head of Product at Stromcore
Stan Sadokov
Estonia

Devox is a team of exepctional talent and responsible executives. All of the talent we outstaffed from the company were experts in their fields and delivered quality work. They also take full ownership to what they deliver to you. If you work with Devox you will get actual results and you can rest assured that the result will procude value.

Stan Sadokov
Product Lead at Multilogin
United Kingdom

The work that the team has done on our project has been nothing short of incredible – it has surpassed all expectations I had and really is something I could only have dreamt of finding. Team is hard working, dedicated, personable and passionate. I have worked with people literally all over the world both in business and as freelancer, and people from Devox Software are 1 in a million.

Mark Lamb
Technical Director at M3 Network Limited
FAQ

Frequently Asked Questions

  • What is the best way to modernize a legacy system without disrupting business operations?

    Modernization starts within the system’s processes, not outside.

    Any risky conversion occurs when operational gravity is ignored — the data paths, side effects, and time dependencies that keep everything moving. The goal is not speed but stability during change.

    We start by reading live behavior.

    We extract boundary conditions, isolate structural resistances, and identify transition surfaces — key steps in shaping a resilient service oriented architecture solution that absorbs change. Our AI Accelerator™ maps stress zones, call chains, and regression vectors — so that every architectural move supports, rather than disrupts, delivery.

    Execution occurs in multiple phases, determined by system tolerance, driven by value points, and tested under production stress. Business continuity is maintained not because we avoid complexity, but because we place it where the system is stable.

    Modernization gains momentum once the architecture is aligned with the way the system is already moving.

  • How do you ensure data integrity and security when converting a legacy system?

    Data integrity is ensured when the architecture reflects the movement of data across systems, through services, and under load. A transformation creates tensions along these paths. Without transparency, the system is duplicated, drifts, or loses its cohesion. The risk rarely comes from the migration tools — it comes from the unnoticed gaps between structure and behavior.

    We create control surfaces before the transformation begins. We track lineage, isolate side effects, and define system boundaries that govern access, state, and flow. AI Accelerator™ highlights shadow dependencies, unacknowledged consumers, and fragile connections — the places where integrity begins to fade.

    Security follows the same model. We work within the live perimeter of the architecture and enforce policies within execution paths, not around them. Compliance frameworks (SOC2, GDPR, HIPAA) are aligned with actual workflows, privilege zones, and trust boundaries.

    The system remains visible. The behavior remains deterministic. And the transformation, including in financial services technology processes architecture and solutions, takes place without compromise.

  • What are the risks if you continue to use an outdated architecture in 2025?

    An outdated architecture delays decisions.

    It shifts the risk from the infrastructure to the employees. It forces teams to renegotiate direction every time something new needs to run through the system. Over time, the dynamic becomes a compromise — not through failure, but through structural exhaustion.

    By 2025, the pressure will increase even more rapidly. AI workloads will increase data intensity. Compliance frameworks will require deeper traceability. Customer expectations demand stability at scale. Without modern solution architecture software, systems based on yesterday’s constraints will begin to impact today’s results, often before management realizes the change.

    Performance doesn’t always drop. Reliability doesn’t always fail. But estimation drops. The time to value is getting longer. The technical choice is shrinking. And every roadmap now has to fit into the mold of something that no longer fits the company.

    The cost is not in maintaining the system. The price is in everything that prevents it.

  • What are the risks of continuing to use an outdated architecture in 2025?

    An outdated architecture distorts decision-making. Dependencies accumulate under visibility. Interfaces work with implicit contracts. Changes require interpretation rather than execution.

    In 2025, systems exist in environments with higher concurrency, deeper integration spaces, and stricter runtime requirements. Delays no longer result from scope, but from a structure characterized by conditions that no longer exist.

    Risks arise where the architecture eludes measurement.

    Service boundaries drift away. Transaction paths branch out due to exception logic. New features are based on code you are not responsible for. Over time, scope is constrained not by capacity but by uncertainty. Initiatives slow down, not because of scope but because of vulnerability.

    This risk tacitly increases. Not in uptime, but in unmanageable complexity. Not in cost peaks, but in planning that no longer corresponds to reality.

    When performance collapses, the influence of the architecture is already lost.

  • How can we assess whether our legacy architecture needs to be redesigned or reworked?

    The assessment starts with behavior under load.

    Not the performance — the behavior. Where decisions are concentrated. Where latency accumulates. Where boundaries are blurred and responsibility is fragmented. The system always shows when the structure is no longer fit for purpose.

    Devox performs a structural diagnosis anchored in execution, focusing on flow volatility, regression zones, resilience, and interface trust. We uncover coupling patterns, data heaviness, and signal loss between layers. These indicators determine the setting — whether a redesign stabilizes the system or a reformatting regains control.

    Redesign is used when the logic is retained but the form no longer supports it efficiently.

    Replatforming is used when operational constraints influence product decisions more than the roadmap itself.

    The answer is nothing out of the ordinary. It comes from the weight, visibility, and resistance to change measured within the system.

    We do not derive it. We extract it.

  • Can you adapt to our methodology or corporate culture?

    We observe the structure before we act within it.

    Every company develops a delivery rhythm through accumulated tensions, unspoken rules, and decisions made under duress. We read this rhythm in the architecture: how the systems develop, how decisions spread, and how the speed of the teams behaves.

    Devox starts where this rhythm materializes — in the code base, the release process, and the escalation pattern. Our presence is not integrated by adapting to superficial formalities, but by recognizing the underlying movement. We work where pressure builds, and pressure always reveals the proper form of the system.

    Integration does not require adaptation. It requires precision.

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